Lighting Systems Connector End Views. GMC Truck Sierra Classic

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2007 🢒 Sierra Classic - 2WD 🢒 Transmission/Transaxle 🢒 Automatic Transmission - 4L60-E/4L65-E/4L70-E 🢒 Lighting Systems Connector End Views

Connector 1:	Ambient Light Sensor (CJ3)
Connector 2:	Ambient Light/Sunload Sensor Assembly (CJ2)
Connector 3:	Backup Alarm (8S3)
Connector 4:	Backup Lamp - Left
Connector 5:	Backup Lamp - Right
Connector 6:	Backup Lamp - Switch (M/T)
Connector 7:	Cargo Lamp/Center High Mounted Stop Lamp (CHMSL)
Connector 8:	Clearance Lamp - Left Front (RO5)
Connector 9:	Clearance Lamp - Left Rear (RO5)
Connector 10:	Clearance Lamp - Right Front (RO5)
Connector 11:	Clearance Lamp - Right Rear (RO5)
Connector 12:	Clearance Lamps (U01)
Connector 13:	Courtesy/Reading Lamp - Rear (Crew Cab w/YE9 or Y91)
Connector 14:	Daytime Running Lamp (DRL) - Left
Connector 15:	Daytime Running Lamp (DRL) - Right
Connector 16:	Dome Lamp - Rear (Except Crew Cab w/YE9 or Y91)
Connector 17:	Door Courtesy Lamp - Left Front (YE9 or Y91)
Connector 18:	Door Courtesy Lamp - Right Front (YE9/Y91)
Connector 19:	Door Latch Assembly (Door Jamb Switch) - Driver - C2
Connector 20:	Door Latch Assembly (Door Jamb Switch) - Left Rear - C2 (Crew Cab Only)
Connector 21:	Door Latch Assembly (Door Jamb Switch) - Passenger - C2
Connector 22:	Door Latch Assembly (Door Jamb Switch) - Right Rear -C2 (Crew Cab Only)
Connector 23:	Emergency Vehicle Roof Lamp Relay (5Y0)
Connector 24:	Fog Lamp - Left Front
Connector 25:	Fog Lamp - Right Front
Connector 26:	Headlamp - High Beam - Left
Connector 27:	Headlamp - High Beam - Right
Connector 28:	Headlamp - Low Beam - Left
Connector 29:	Headlamp - Low Beam - Right
Connector 30:	Headlamp Switch
Connector 31:	Junction Block - Rear Lamps - C1
Connector 32:	Junction Block - Rear Lamps - C2
Connector 33:	Junction Block - Rear Lamps - C3
Connector 34:	Junction Block - Rear Lamps - C4
Connector 35:	License Lamp - Left
Connector 36:	License Lamp - Right
Connector 37:	Marker Lamp - Left Front
Connector 38:	Marker Lamp - Left Rear (X88)
Connector 39:	Marker Lamp - Right Front
Connector 40:	Marker Lamp - Right Rear (X88)
Connector 41:	Marker Lamp - Tailgate (RO5)
Connector 42:	Multifunction Accessory Switch
Connector 43:	Park/Turn Signal Lamp - Left Front
Connector 44:	Park/Turn Signal Lamp - Right Front
Connector 45:	Roof Beacon Relay (5G4/TRW)
Connector 46:	Roof Beacon Switch (5X7, 5G4, TRW, or 5Y0)
Connector 47:	Roof Marker Lamp - Left (U01)
Connector 48:	Roof Marker Lamp - Right (U01)
Connector 49:	Stop Lamp Switch
Connector 50:	Tail/Stop Lamp - Left (Chevy)
Connector 51:	Tail/Stop Lamp - Left (GMC)
Connector 52:	Tail/Stop Lamp - Right (Chevy)
Connector 53:	Tail/Stop Lamp - Right (GMC)
Connector 54:	Trailer Connector - Heavy Duty
Connector 55:	Trailer Connector - UY2
Connector 56:	Trailer Connector - Heavy Duty or UY2
Connector 57:	Turn Signal - Left Rear (Chevy)
Connector 58:	Turn Signal - Left Rear (GMC)
Connector 59:	Turn Signal - Right Rear (Chevy)
Connector 60:	Turn Signal - Right Rear (GMC)
Connector 61:	Turn Signal Multifunction Switch - C1
Connector 62:	Turn Signal Multifunction Switch - C2
Connector 63:	Turn Signal Multifunction Switch - C3
Connector 64:	Turn Signal Multifunction Switch - C4 (K34)
Connector 65:	Vanity Mirror Lamp - Left (Y91)
Connector 66:	Vanity Mirror Lamp - Right (Y91)
Connector 67:	Wrecker Relay (5X7)

Ambient Light Sensor (CJ3)

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Ambient Light Sensor (CJ3)

Pin	Wire Color	Circuit No.	Function
A	WH	278	Ambient Light Sensor Signal
B	BK	279	Ambient Light Sensor Low Reference

Ambient Light/Sunload Sensor Assembly (CJ2)

Connector Part Information

OEM: 12064760
Service: 12085208
Description: 4-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Ambient Light/Sunload Sensor Assembly (CJ2)

Pin	Wire Color	Circuit No.	Function
A	L-BU/BK	590	Driver Sunload Sensor Signal
B	GY	1548	Passenger Sunload Sensor Signal
C	BK	279	Ambient Light Sensor Low Reference
D	WH	278	Ambient Light Sensor Signal

Backup Alarm (8S3)

Connector Part Information

OEM: 15300027
Service: 12101855
Description: 2-Way F Metri-Pack 280 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: 12077411/2
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Backup Alarm (8S3)

Pin	Wire Color	Circuit No.	Function
A	L-GN	1624	Trailer Backup Lamp Supply Voltage
B	BK	1650	Ground

Backup Lamp - Left

Connector Part Information

OEM: 12160393
Service: See Catalog
Description: 2-Way Lamp Socket Wedge Base W3 Right Angle (L-GY)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Backup Lamp - Left

Pin	Wire Color	Circuit No.	Function
A	L-GN	24	Backup Lamp Supply Voltage (Z88)
A	D-GN	24	Backup Lamp Supply Voltage (X88)
G	BK	1750	Ground (X88)
G	BK	1750	Ground

Backup Lamp - Right

Connector Part Information

OEM: 12160393
Service: See Catalog
Description: 2-Way Lamp Socket Wedge Base W3 Right Angle (L-GY)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Backup Lamp - Right

Pin	Wire Color	Circuit No.	Function
A	L-GN	24	Backup Lamp Supply Voltage (Z88)
A	D-GN	24	Backup Lamp Supply Voltage (X88)
G	BK	1750	Ground (X88)
G	BK	1750	Ground

Backup Lamp - Switch (M/T)

Connector Part Information

OEM: 12103584
Service: 12085485
Description: 2-Way M Weather Pack (BK)

Terminal Part Information

Terminal/Tray: 12089040/3
Core/Insulation Crimp: E/5
Release Tool/Test Probe: 12014012-1/J-35616-9 (OG)

Backup Lamp - Switch (M/T)

Pin	Wire Color	Circuit No.	Function
A	PK	839	Ignition 1 Voltage
B	GY	1524	Backup Lamp Supply Voltage

Cargo Lamp/Center High Mounted Stop Lamp (CHMSL)

Connector Part Information

OEM: 12047785
Service: 12102900
Description: 4-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Cargo Lamp/Center High Mounted Stop Lamp (CHMSL)

Pin	Wire Color	Circuit No.	Function
A	OG	1732	Inadvertent Power Supply Voltage
B	D-BU/WH	149	Cargo Lamp Low Control
C	L-BU	1620	Trailer CHMSL Supply Voltage
D	BK	1050	Ground

Clearance Lamp - Left Front (RO5)

Connector Part Information

OEM: 12052641
Service: 12102747
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12048074/2
Core/Insulation Crimp: E/1
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Clearance Lamp - Left Front (RO5)

Pin	Wire Color	Circuit No.	Function
A	BN	2509	Left Rear Park Lamps Supply Voltage
B	BK	1750	Ground

Clearance Lamp - Left Rear (RO5)

Connector Part Information

OEM: 12052641
Service: 12102747
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12048074/2
Core/Insulation Crimp: E/1
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Clearance Lamp - Left Rear (RO5)

Pin	Wire Color	Circuit No.	Function
A	BN	2509	Left Rear Park Lamps Supply Voltage
B	BK	1750	Ground

Clearance Lamp - Right Front (RO5)

Connector Part Information

OEM: 12052641
Service: 12102747
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12048074/2
Core/Insulation Crimp: E/1
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Clearance Lamp - Right Front (RO5)

Pin	Wire Color	Circuit No.	Function
A	BN/WH	2609	Right Rear Park Lamps Supply Voltage
B	BK	1750	Ground

Clearance Lamp - Right Rear (RO5)

Connector Part Information

OEM: 12052641
Service: 12102747
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12048074/2
Core/Insulation Crimp: E/1
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Clearance Lamp - Right Rear (RO5)

Pin	Wire Color	Circuit No.	Function
A	BN/WH	2609	Right Rear Park Lamps Supply Voltage
B	BK	1750	Ground

Clearance Lamps (U01)

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Clearance Lamps (U01)

Pin	Wire Color	Circuit No.	Function
A	BN	2409	Interior Park Lamps Supply Voltage
B	BK	1050	Ground

Courtesy/Reading Lamp - Rear (Crew Cab w/YE9 or Y91)

Connector Part Information

OEM: 12047781
Service: 12101864
Description: 3-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Courtesy/Reading Lamp - Rear (Crew Cab w/YE9 or Y91)

Pin	Wire Color	Circuit No.	Function
A	GY/BK	690	Courtesy Lamp Supply Voltage
B	BK	1050	Ground
C	OG	1732	Inadvertent Power Supply Voltage

Daytime Running Lamp (DRL) - Left

Connector Part Information

OEM: 15354859
Service: See Catalog
Description: 2-Way F Lamp Socket BB W-3 (WH)

Terminal Part Information

Terminal/Tray: 12066638/5
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12180559-1/J-35616-4A (PU)

Daytime Running Lamp (DRL) - Left

Pin	Wire Color	Circuit No.	Function
A	D-BU	545	DRL Supply Voltage
G	BK	150	Ground

Daytime Running Lamp (DRL) - Right

Connector Part Information

OEM: 15354859
Service: See Catalog
Description: 2-Way F Lamp Socket BB W-3 (WH)

Terminal Part Information

Terminal/Tray: 12066638/5
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12180559-1/J-35616-4A (PU)

Daytime Running Lamp (DRL) - Right

Pin	Wire Color	Circuit No.	Function
A	D-BU	545	DRL Supply Voltage
G	BK	150	Ground

Dome Lamp - Rear (Except Crew Cab w/YE9 or Y91)

Connector Part Information

OEM: 12047781
Service: 12101864
Description: 3-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Dome Lamp - Rear (Except Crew Cab w/YE9 or Y91)

Pin	Wire Color	Circuit No.	Function
A	GY/BK	690	Courtesy Lamps Supply Voltage
B	BK	1050	Ground
C	--	--	Not Used

Door Courtesy Lamp - Left Front (YE9 or Y91)

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Door Courtesy Lamp - Left Front (YE9 or Y91)

Pin	Wire Color	Circuit No.	Function
A	D-BU/WH	149	Left Door Courtesy Lamp Supply Voltage
B	D-BU	660	Left Door Courtesy Lamp Ground

Door Courtesy Lamp - Right Front (YE9/Y91)

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Door Courtesy Lamp - Right Front (YE9/Y91)

Pin	Wire Color	Circuit No.	Function
A	WH	156	Courtesy Lamp Low Control
B	L-BU	661	Right Door Courtesy Lamp Ground

Door Latch Assembly (Door Jamb Switch) - Driver - C2

Connector Part Information

OEM: 15366025
Service: 15306406
Description: 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Terminal Part Information

Terminal/Tray: 15326267/19
Core/Insulation Crimp: E/4
Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Door Latch Assembly (Door Jamb Switch) - Driver - C2

Pin	Wire Color	Circuit No.	Function
A	--	--	Not Available
B	GY/BK	745	Left Front Door Ajar Switch Signal
C	--	--	Not Available
D	BK	1050	Ground (w/o YE9)
D	BN	1183	Left Front Door Switch Low Reference (YE9)

Door Latch Assembly (Door Jamb Switch) - Left Rear - C2 (Crew Cab Only)

Connector Part Information

OEM: 15366025
Service: 15306406
Description: 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Terminal Part Information

Terminal/Tray: 15326267/19
Core/Insulation Crimp: Pins B - E/4
Core/Insulation Crimp: Pins D - E/1
Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Door Latch Assembly (Door Jamb Switch) - Left Rear - C2 (Crew Cab Only)

Pin	Wire Color	Circuit No.	Function
A	--	--	Not Available
B	L-BU/BK	747	Left Rear Door Ajar Switch Signal
C	--	--	Not Available
D	BK	1150	Ground

Door Latch Assembly (Door Jamb Switch) - Passenger - C2

Connector Part Information

OEM: 15366027
Service: 15306417
Description: 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Terminal Part Information

Terminal/Tray: 15326267/19
Core/Insulation Crimp: E/4
Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Door Latch Assembly (Door Jamb Switch) - Passenger - C2

Pin	Wire Color	Circuit No.	Function
A	D-GN	1178	Right Front Door Switch Low Reference (w/YE9)
A	BK	1050	Ground (w/o YE9)
B	--	--	Not Available
C	BK/WH	746	Right Front Door Ajar Switch Signal
D	--	--	Not Available

Door Latch Assembly (Door Jamb Switch) - Right Rear -C2 (Crew Cab Only)

Connector Part Information

OEM: 15366025
Service: 15306406
Description: 4-Way F GT 150 Series Sealed 3.2 X 4.0 (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Door Latch Assembly (Door Jamb Switch) - Right Rear - C2 (Crew Cab Only)

Pin	Wire Color	Circuit No.	Function
A	--	--	Not Available
B	L-GN/BK	748	Right Rear Door Ajar Switch Signal
C	--	--	Not Available
D	BK	1250	Ground

Emergency Vehicle Roof Lamp Relay (5Y0)

Connector Part Information

OEM: 12129716
Service: 15306045
Description: 4-Way F Metri-Pack 150 Series Sealed (GY)

Terminal Part Information

Pins: 30, 85, 86
Terminal/Tray: 12110847/4
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: 87
Terminal/Tray: 12110853/4
Core/Insulation Crimp: F/5
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Emergency Vehicle Roof Lamp Relay (5Y0)

Pin	Wire Color	Circuit No.	Function
30	RD	242	Battery Positive Voltage
85	WH	111	Hazard Switch Signal
86	BK	1850	Ground
87	BN	27	Hazard Flasher Signal

Fog Lamp - Left Front

Connector Part Information

OEM: 12059183
Service: 12101898
Description: 2-Way F Metri-Pack 280 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: 12077411/2
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Fog Lamp - Left Front

Pin	Wire Color	Circuit No.	Function
A	PU	34	Fog Lamps Supply Voltage
B	BK	150	Ground

Fog Lamp - Right Front

Connector Part Information

OEM: 12059183
Service: 12101898
Description: 2-Way F Metri-Pack 280 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: 12077411/2
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Fog Lamp - Right Front

Pin	Wire Color	Circuit No.	Function
A	PU	34	Fog Lamps Supply Voltage
B	BK	150	Ground

Headlamp - High Beam - Left

Connector Part Information

OEM: 12059183
Service: 12101898
Description: 2-Way F Metri-Pack 280 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: 12077411/2
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Headlamp - High Beam - Left

Pin	Wire Color	Circuit No.	Function
A	D-GN/WH	711	Left Headlamp High Beam Supply Voltage
B	BK	550	Ground

Headlamp - High Beam - Right

Connector Part Information

OEM: 12059183
Service: 12101898
Description: 2-Way F Metri-Pack 280 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: 12077411/2
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Headlamp - High Beam - Right

Pin	Wire Color	Circuit No.	Function
A	L-GN/BK	311	Right Headlamp High Beam Supply Voltage
B	BK	150	Ground

Headlamp - Low Beam - Left

Connector Part Information

OEM: 12059181
Service: 12101897
Description: 2-Way F Metri-Pack 280 Series Sealed (GY)

Terminal Part Information

Terminal/Tray: 12077411/2
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Headlamp - Low Beam - Left

Pin	Wire Color	Circuit No.	Function
A	YE	712	Left Headlamp Low Beam Supply Voltage
B	BK	550	Ground

Headlamp - Low Beam - Right

Connector Part Information

OEM: 12059181
Service: 12101897
Description: 2-Way F Metri-Pack 280 Series Sealed (GY)

Terminal Part Information

Terminal/Tray: 12077411/2
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Headlamp - Low Beam - Right

Pin	Wire Color	Circuit No.	Function
A	TN/WH	312	Right Headlamp Low Beam Supply Voltage
B	BK	150	Ground

Headlamp Switch

Connector Part Information

OEM: 15405512
Service: 88986257
Description: 14-Way F (GN)

Terminal Part Information

Terminal/Tray: IL-AG5-C1-5000 /20
Core/Insulation Crimp: Pins 1, 2, 3, 4, 5, 7, 8, 9, 10, 11, 12, 13, 14 - K/K
Core/Insulation Crimp: Pins 6 - J/J
Release Tool/Test Probe: J-38125-211/J-35616-64B (L-BU)

Headlamp Switch

Pin	Wire Color	Circuit No.	Function
1	PU	328	Interior Lamp Defeat Switch Signal
2	GY/BK	308	Park Lamp Switch On Signal
3	BK/WH	1851	Ground
4	WH	103	Headlamp Switch Headlamps On Signal
5	D-GN	588	DRL Switch Signal
6	BK	1050	Ground
7	PK	1348	Headlamp ON Indicator Control
8	PU	359	DRL OFF Indicator Control
9	PU/WH	1382	LED Dimming Supply
10	D-BU/WH	1495	Courtesy Lamp ON Signal
11	OG/BK	2090	Dimming Input
12	GY/BK	2226	Dimming Return
13	GY	1056	5-Volt Reference
14	BN/WH	230	Instrument Panel Lamps Dimming Control

Junction Block - Rear Lamps - C1

Connector Part Information

OEM: 15317304
Service: 15306114
Description: 8-Way F Global Tech 280 Series (BU)

Terminal Part Information

Terminal/Tray: 15304716/8
Core/Insulation Crimp: 2/1
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: E
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Junction Block - Rear Lamps - C1

Pin	Wire Color	Circuit No.	Function
A	L-BU	2114	Left Turn Signal Lamps Supply Voltage
B	L-BU	1320	CHMSL Supply Voltage
C	L-GN	24	Backup Lamp Supply Voltage
D	BN/WH	2609	Right Rear Park Lamps Supply Voltage
E	BK	1550	Ground (30 Series Except Chassis Cab/20 Series w/HVY)
	BK	1650	Ground (30 Series Chassis Cab)
	BK	1705	Ground (10/20) Series
F	--	--	Not Used
G	BN	2509	Left Rear Park Lamps Supply Voltage
H	D-BU	2115	Right Turn Signal Lamps Supply Voltage

Junction Block - Rear Lamps - C2

Connector Part Information

OEM: 15317305
Service: 15306338
Description: 7-Way F Global Tech 280 Series (GY)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Junction Block - Rear Lamps - C2

Pin	Wire Color	Circuit No.	Function
A	BK	1750	Ground
B	BK	1750	Ground (Z88)
C	BK	1750	Ground (Z88)
D	L-BU	1320	CHMSL Supply Voltage
E	BN	2509	Left Rear Park Lamps Supply Voltage
F	D-GN	24	Backup Lamp Supply Voltage (X88)
F	L-GN	24	Backup Lamp Supply Voltage (Z88)
G	--	--	Unavailable
H	D-BU	2114	Left Turn Signal Lamps Supply Voltage (X88)
H	L-BU	2114	Left Turn Signal Lamps Supply Voltage (Z88)

Junction Block - Rear Lamps - C3

Connector Part Information

OEM: 15317308
Service: 15306135
Description: 8-Way F Global Tech 280 Series (BN)

Terminal Part Information

Terminal/Tray: 15304716/8
Core/Insulation Crimp: E/1
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Junction Block - Rear Lamps - C3

Pin	Wire Color	Circuit No.	Function
A	BN/WH	2609	Right Rear Park Lamps Supply Voltage
B	--	--	Not Used
C	BK	1750	Ground (RO5)
D	BK	1750	Ground (03/43/53/RO5)
E	BK	1750	Ground (w/o RO5)
F	--	--	Not Used
G	BN	2509	Left Rear Park Lamps Supply Voltage
H	BK	1750	Ground

Junction Block - Rear Lamps - C4

Connector Part Information

OEM: 15317306
Service: 15306339
Description: 7-Way F Global Tech 280 Series (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Junction Block - Rear Lamps - C4

Pin	Wire Color	Circuit No.	Function
A	L-BU	1320	CHMSL Supply Voltage
B	BN	2609	Right Rear Park Lamps Supply Voltage (X88)
B	BN/WH	2609	Right Rear Park Lamps Supply Voltage (Z88)
C	BK	1750	Ground
D	BK	1750	Ground (Z88)
E	D-GN	24	Backup Lamp Supply Voltage (X88)
E	L-GN	24	Backup Lamp Supply Voltage (Z88)
F	D-BU	2115	Right Turn Signal Lamps Supply Voltage
G	--	--	Unavailable
H	BK	1750	Ground (Z88)

License Lamp - Left

Connector Part Information

OEM: 15324946
Service: 19115078
Description: 2-Way F Lamp Socket Wedge Base (GY)

Terminal Part Information

Terminal/Tray: 12124471/5
Core/Insulation Crimp: 2/3
Release Tool/Test Probe: 12094430/N/A

License Lamp - Left

Pin	Wire Color	Circuit No.	Function
A	BN	2509	Left Rear Park Lamps Supply Voltage
B	BK	1750	Ground

License Lamp - Right

Connector Part Information

OEM: 15324946
Service: 19115078
Description: 2-Way F Lamp Socket Wedge Base (GY)

Terminal Part Information

Terminal/Tray: 12124471/5
Core/Insulation Crimp: 2/3
Release Tool/Test Probe: 12094430/N/A

License Lamp - Right

Pin	Wire Color	Circuit No.	Function
A	BN/WH	2609	Right Rear Park Lamps Supply Voltage (w/o RO5)
A	BN/WH	2509	Left Rear Park Lamps Supply Voltage (RO5)
B	BK	1750	Ground

Marker Lamp - Left Front

Connector Part Information

OEM: 15324946
Service: 19115078
Description: 2-Way F Lamp Socket Wedge Base (GY)

Terminal Part Information

Terminal/Tray: 12124471/5
Core/Insulation Crimp: 2/3
Release Tool/Test Probe: 12094430/N/A

Marker Lamp - Left Front

Pin	Wire Color	Circuit No.	Function
A	L-BU	2114	Left Turn Signal Lamps Supply Voltage
B	BN	2309	Front Park Lamps Supply Voltage

Marker Lamp - Left Rear (X88)

Connector Part Information

OEM: 15324946
Service: 19115078
Description: 2-Way F Lamp Socket Wedge Base (GY)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Marker Lamp - Left Rear (X88)

Pin	Wire Color	Circuit No.	Function
A	BN	--	Left Rear Park Lamps Supply Voltage
A	BN	--	Left Rear Park Lamps Supply Voltage
B	D-BU	--	Left Turn Signal Lamps Supply Voltage
B	D-BU	--	Left Turn Signal Lamps Supply Voltage

Marker Lamp - Right Front

Connector Part Information

OEM: 15324946
Service: 19115078
Description: 2-Way F Lamp Socket Wedge Base (GY)

Terminal Part Information

Terminal/Tray: 12124471/5
Core/Insulation Crimp: 2/3
Release Tool/Test Probe: 12094430/N/A

Marker Lamp - Right Front

Pin	Wire Color	Circuit No.	Function
A	D-BU	2115	Right Turn Signal Lamps Supply Voltage
B	BN	2309	Front Park Lamps Supply Voltage

Marker Lamp - Right Rear (X88)

Connector Part Information

OEM: 15324946
Service: 19115078
Description: 2-Way F Lamp Socket Wedge Base (GY)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Marker Lamp - Right Rear (X88)

Pin	Wire Color	Circuit No.	Function
A	BN	--	Right Rear Park Lamps Supply Voltage
A	BN	--	Right Rear Park Lamps Supply Voltage
B	D-BU	--	Right Turn Signal Lamps Supply Voltage
B	D-BU	--	Right Turn Signal Lamps Supply Voltage

Marker Lamp - Tailgate (RO5)

Connector Part Information

OEM: 12010973
Service: 12085524
Description: 2-Way M Weather Pack (BK)

Terminal Part Information

Terminal/Tray: 12089040/3
Core/Insulation Crimp: E/5
Release Tool/Test Probe: 12014012-1/J-35616-9 (OG)

Marker Lamp - Tailgate (RO5)

Pin	Wire Color	Circuit No.	Function
A	BN	2609	Right Rear Park Lamps Supply Voltage
B	BK	1750	Ground

Multifunction Accessory Switch

Connector Part Information

OEM: 15393435
Service: 88986438
Description: 10-Way F Micro 64 Series (BK)

Terminal Part Information

Terminal/Tray: 12177007/19
Core/Insulation Crimp: E/2
Release Tool/Test Probe: 12180559-1/J-35616-64B (L-BU)

Multifunction Accessory Switch

Pin	Wire Color	Circuit No.	Function
A	PU/WH	1382	LED Dimming Supply (T96)
B	D-GN/WH	1317	Fog Lamp Relay Control (T96)
C	OG	192	Front Fog Lamp Switch Signal (T96)
D	BK/WH	1851	Ground
E	BN/WH	230	Instrument Panel Lamps Dimming Control
F	D-BU/WH	149	Cargo Lamp Low Control
G-K	--	--	Not Used

Park/Turn Signal Lamp - Left Front

Connector Part Information

OEM: 15324084
Service: See Terminal Repair Kit
Description: Bulb Type W-3, Right Angle (BN)

Terminal Part Information

Terminal/Tray: 12066638/5
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12180559-1/J-35616-4A (PU)

Park/Turn Signal Lamp - Left Front

Pin	Wire Color	Circuit No.	Function
A	L-BU	2114	Left Turn Signal Lamps Supply Voltage
B	BN	2309	Front Park Lamps Supply Voltage
G	BK	150	Ground

Park/Turn Signal Lamp - Right Front

Connector Part Information

OEM: 15324084
Service: See Catalog
Description: Bulb Type W-3, Right Angle (BN)

Terminal Part Information

Terminal/Tray: 12066638/5
Core/Insulation Crimp: 2/5
Release Tool/Test Probe: 12180559-1/J-35616-4A (PU)

Park/Turn Signal Lamp - Right Front

Pin	Wire Color	Circuit No.	Function
A	D-BU	2115	Right Turn Signal Lamps Supply Voltage
B	BN	2309	Front Park Lamps Supply Voltage
G	BK	150	Ground

Roof Beacon Relay (5G4/TRW)

Connector Part Information

OEM: 12110541
Service: 12110541
Description: 6-Way F Metri-Pack 280 Series Flexlock (BK)

Terminal Part Information

Pins: A1, C2
Terminal/Tray: 12110844/4
Core/Insulation Crimp: E/A
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: A2, C1
Terminal/Tray: 12191475/1
Core/Insulation Crimp: A/G
Release Tool/Test Probe: 12094429/J-35616-4A (PU)

Roof Beacon Relay (5G4/TRW)

Pin	Wire Color	Circuit No.	Function
A1	BK	2351	Ground (All Others)
A1	BK	1150	Ground (Crew Cab)
A2	BN	27	Hazard Flasher Signal
B1-B2	--	--	Not Used
C1	OG	2340	Battery Positive Voltage
C2	WH	111	Hazard Switch Signal

Roof Beacon Switch (5X7, 5G4, TRW, or 5Y0)

Connector Part Information

OEM: 12177195
Service: 15305931
Description: 6-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Pins: B
Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Pins: C-F
Terminal/Tray: 12129484/19
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Roof Beacon Switch (5X7, 5G4, TRW, or 5Y0)

Pin	Wire Color	Circuit No.	Function
A	--	--	Not Used
B	BK	2250	Ground
C	WH	111	Hazard Switch Signal
D	PU/WH	1382	LED Dimming Signal
E	GY	8	Instrument Panel Lamp Supply Voltage
F	OG	2240	Battery Positive Voltage

Roof Marker Lamp - Left (U01)

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Roof Marker Lamp - Left (U01)

Pin	Wire Color	Circuit No.	Function
A	BN	2409	Interior Park Lamps Supply Voltage
B	BK	1050	Ground

Roof Marker Lamp - Right (U01)

Connector Part Information

OEM: 12047662
Service: 12085535
Description: 2-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Roof Marker Lamp - Right (U01)

Pin	Wire Color	Circuit No.	Function
A	BN	2409	Interior Park Lamps Supply Voltage
B	BK	1050	Ground

Stop Lamp Switch

Connector Part Information

OEM: 12040551
Service: 12102763
Description: 6-Way F Metri-Pack 480 Series (BK)

Terminal Part Information

Terminal/Tray: 12015860/4
Core/Insulation Crimp: Pins A, B - C/D
Core/Insulation Crimp: Pins C, D, E, F - See Terminal Repair Kit
Release Tool/Test Probe: 12094430/J-35616-40 (BU)

Stop Lamp Switch

Pin	Wire Color	Circuit No.	Function
A	WH	17	Stop Lamp Switch Signal
B	OG	1540	Battery Positive Voltage
C	BN	441	Ignition 3 Voltage
D	PU	420	TCC Brake Switch Signal
E	L-GN/BK	584	A/T Shift Lock Control Switch Supply Voltage
F	D-GN/WH	1135	A/T Shift Lock Control Solenoid Supply Voltage

Tail/Stop Lamp - Left (Chevy)

Connector Part Information

OEM: 12160395
Service: See Catalog
Description: 3-Way Lamp Socket Wedge Base W3 Right Angle (GY)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Tail/Stop Lamp - Left (Chevy)

Pin	Wire Color	Circuit No.	Function
A	L-BU	1320	Stop Lamp Supply Voltage
B	BN	2509	Left Rear Park Lamps Supply Voltage
G	BK	1750	Ground

Tail/Stop Lamp - Left (GMC)

Connector Part Information

OEM: 12160395
Service: See Catalog
Description: 3-Way Lamp Socket Wedge Base W3 Right Angle (GY)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Tail/Stop Lamp - Left (GMC)

Pin	Wire Color	Circuit No.	Function
A	L-BU	1320	Stop Lamp Supply Voltage
B	BN	2509	Left Rear Park Lamps Supply Voltage
G	BK	1750	Ground

Tail/Stop Lamp - Right (Chevy)

Connector Part Information

OEM: 12160395
Service: See Catalog
Description: 3-Way Lamp Socket Wedge Base W3 Right Angle (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Tail/Stop Lamp - Right (Chevy)

Pin	Wire Color	Circuit No.	Function
A	L-BU	1320	Stop Lamp Supply Voltage
B	BN	2509	Right Rear Park Lamps Supply Voltage
G	BK	1750	Ground

Tail/Stop Lamp - Right (GMC)

Connector Part Information

OEM: 12160395
Service: See Catalog
Description: 3-Way Lamp Socket Wedge Base W3 Right Angle (GY)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Tail/Stop Lamp - Right (GMC)

Pin	Wire Color	Circuit No.	Function
A	L-BU	1320	Stop Lamp Supply Voltage
B	BN	2609	Right Rear Park Lamps Supply Voltage
G	BK	1750	Ground

Trailer Connector - Heavy Duty

Connector Part Information

OEM: 12065171
Service: 12085669
Description: 1-Way F Metri-Pack 280 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Trailer Connector - Heavy Duty

Pin	Wire Color	Circuit No.	Function
A	L-BU	1620	Stop Lamp Switch Signal

Trailer Connector - UY2

Connector Part Information

OEM: 12065171
Service: 12085669
Description: 1-Way M Metri-Pack 280 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Trailer Connector - UY2

Pin	Wire Color	Circuit No.	Function
A	L-BU	1620	Stop Lamp Switch Signal

Trailer Connector - Heavy Duty or UY2

Connector Part Information

OEM: 15354653
Service: 15306164
Description: 7-Way F Metri-Pack 280 Series Sealed (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Trailer Connector - Heavy Duty or UY2

Pin	Wire Color	Circuit No.	Function
A	L-GN	1624	Trailer Backup Lamps Supply Voltage
B	BK	1550	Ground (30 Series Except Chassis Cab)
	BK	1650	Ground (30 Series Chassis Cab)
	BK	1750	Ground (10/20 Series)
	WH	22	Ground (UY2)
C	D-BU	47	Trailer Auxiliary Supply Voltage
D	D-GN	1619	Trailer Right Rear Turn/Stop Lamp Supply Voltage
E	RD	742	Battery Positive Voltage
F	BN	2109	Trailer Park Lamps Supply Voltage
G	YE	1618	Trailer Left Rear Turn/Stop Lamp Supply Voltage

Turn Signal - Left Rear (Chevy)

Connector Part Information

OEM: 12160394
Service: See Catalog
Description: 3-Way Lamp Socket Wedge Base W3 Right Angle (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Turn Signal - Left Rear (Chevy)

Pin	Wire Color	Circuit No.	Function
A	D-BU	2114	Left Turn Signal Lamps Supply Voltage
B	--	--	Unavailable
G	BK	1750	Ground
G	BK	1750	Ground

Turn Signal - Left Rear (GMC)

Connector Part Information

OEM: 12160394
Service: See Catalog
Description: 3-Way Lamp Socket Wedge Base W3 Right Angle (WH)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Turn Signal - Left Rear (GMC)

Pin	Wire Color	Circuit No.	Function
A	L-BU	2114	Left Turn Signal Lamps Supply Voltage
B	--	--	Not Used
G	BK	1750	Ground

Turn Signal - Right Rear (Chevy)

Connector Part Information

OEM: 12160394
Service: See Catalog
Description: 3-Way Lamp Socket Wedge Base W3 Right Angle (BK)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Turn Signal - Right Rear (Chevy)

Pin	Wire Color	Circuit No.	Function
A	D-BU	2114	Right Turn Signal Lamps Supply Voltage
B	--	--	Unavailable
G	BK	1750	Ground
G	BK	1750	Ground

Turn Signal - Right Rear (GMC)

Connector Part Information

OEM: 12160394
Service: See Catalog
Description: 3-Way Lamp Socket Wedge Base W3 Right Angle (WH)

Terminal Part Information

Terminal/Tray: See Terminal Repair Kit
Core/Insulation Crimp: See Terminal Repair Kit
Release Tool/Test Probe: See Terminal Repair Kit

Turn Signal - Right Rear (GMC)

Pin	Wire Color	Circuit No.	Function
A	L-BU	2115	Right Turn Signal Lamps Supply Voltage
B	--	--	Unavailable
G	BK	1750	Ground

Turn Signal Multifunction Switch - C1

Connector Part Information

OEM: 12064862
Service: 12126438
Description: 8-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Turn Signal Multifunction Switch - C1

Pin	Wire Color	Circuit No.	Function
A	L-GN	1427	Right Turn Signal Switch Signal
B	PK	639	Ignition 1 Voltage
C	D-GN	1428	Left Turn Signal Switch Signal
D-F	--	--	Not Used
G	BK/YE	28	Horn Relay Control
H	WH	111	Hazard Switch Signal

Turn Signal Multifunction Switch - C2

Connector Part Information

OEM: 12059800
Service: 15306169
Description: 5-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Turn Signal Multifunction Switch - C2

Pin	Wire Color	Circuit No.	Function
A	TN	1851	Ground
B	YE/BK	307	Headlamp Switch Flash to Pass Signal
C	L-GN/BK	11	Headlamp Dimmer Switch Signal
D-E	--	--	Not Used

Turn Signal Multifunction Switch - C3

Connector Part Information

OEM: 15339058
Service: See Catalog
Description: 7-Way F Metri-Pack 150 Series (GY)

Terminal Part Information

Terminal/Tray: 12064971/5
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Pins: J
Terminal/Tray: 12047767/2
Core/Insulation Crimp: E/A
Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Turn Signal Multifunction Switch - C3

Pin	Wire Color	Circuit No.	Function
G	--	--	Not Used
H	PK	94	Windshield Wiper Switch Signal 1
J	YE	143	Windshield Wiper Switch Supply Voltage
K	D-BU/WH	477	Windshield Wiper Switch High Signal
L-N	--	--	Not Used

Turn Signal Multifunction Switch - C4 (K34)

Connector Part Information

OEM: 12047786
Service: 12085536
Description: 4-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12047581/2
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12094429/J-35616-3 (GY)

Turn Signal Multifunction Switch - C4 (K34)

Pin	Wire Color	Circuit No.	Function
A	BN	41	Ignition 3 Voltage
B	GY/WH	397	Cruise Control On Switch Signal
C	GY/BK	87	Cruise Control Resume/Accel Switch Signal
D	D-BU	84	Cruise Control Set/Coast Switch Signal