Transfer Case Control Connector End Views. GMC Truck TopKick C-Series (Conventional) C6/C7/C8 2006

GM Service Manual Online

For 1990-2009 cars only

Makes 🢒 GMC_Truck 🢒 2006 🢒 TopKick C-Series (Conventional) C6/C7/C8 🢒 Driveline/Axle 🢒 Transfer Case - NVG 273 🢒 Transfer Case Control Connector End Views

Connector 1:	Transfer Case Encoder Motor
Connector 2:	Transfer Case Shift Control Module C1
Connector 3:	Transfer Case Shift Control Module C2
Connector 4:	Transfer Case Shift Control Module C3
Connector 5:	Transfer Case Shift Control Switch

Transfer Case Encoder Motor

Object Number: 646412 Size: CH

Connector Part Information

OEM: 15326642
Service: 15306395
Description: 5-Way F GT 280 Series, Sealed (BK)

Terminal Part Information

Pins: A-C
Terminal/Tray: 15304719/19
Core/Insulation Crimp: E/5
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Pins: D-E
Terminal/Tray: 15304720/19
Core/Insulation Crimp: 4/5
Release Tool/Test Probe: 15315247/J-35616-4A (PU)

Transfer Case Encoder Motor

Pin	Wire Color	Circuit No.	Function
A	L-GN/BK	431	5-Volt Reference
B	BN/WH	1555	Encoder Signal
C	BK/WH	1554	Encoder Low Reference
D	BK	1552	Motor Control A
E	RD	1553	Motor Control B

Transfer Case Shift Control Module C1

Object Number: 744295 Size: CH

Connector Part Information

OEM: 12084944
Service: 12084944
Description: 16-Way F Micro-Pack 100 Series (BK)

Terminal Part Information

Terminal/Tray: 12146448/19
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)

Transfer Case Shift Control Module C1

Pin	Wire Color	Circuit No.	Function
A1	D-GN/WH	1133	ATC Class 2 Serial Data
A2-A3	--	--	Not Used
A4	PU/WH	1565	4 LO Indicator - Control
A5	TN/BK	1566	4 HI Indicator - Control
A6	L-BU	1693	Switch Signal
A7	BK/WH	1554	Encoder Low Reference
A8	--	--	Not Used
B1-B2	--	--	Not Used
B3	L-GN/BK	1563	2 HI Indicator - Control
B4	BN	1560	Neutral Indicator Control
B5	GY/BK	1694	4WD Low Signal
B6	BN/WH	1555	Encoder Signal
B7	--	--	Not Used
B8	BK/WH	751	Ground

Transfer Case Shift Control Module C2

Object Number: 73152 Size: CH

Connector Part Information

OEM: 12084945
Service: 12084945
Description: 16-Way F Micro-Pack 100 Series (GY)

Terminal Part Information

Terminal/Tray: 12146447/3
Core/Insulation Crimp: E/C
Release Tool/Test Probe: 12031876-1/J-35616-6 (BN)

Transfer Case Shift Control Module C2

Pin	Wire Color	Circuit No.	Function
A1-A7	--	--	Not Used
A8	L-GN/BK	431	5-Volt Reference
B1-B7	--	--	Not Used
B8	GY	596	5-Volt Reference

Transfer Case Shift Control Module C3

Object Number: 62450 Size: CH

Connector Part Information

OEM: 12052856
Service: 12125636
Description: 4-Way F Metri-Pack 280 Series (BK)

Terminal Part Information

Pins: A
Terminal/Tray: 12066214/2
Core/Insulation Crimp: A/B
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Pins: B-D
Terminal/Tray: 12015858/4
Core/Insulation Crimp: F/G
Release Tool/Test Probe: 12094430/J-35616-4A (PU)

Transfer Case Shift Control Module C3

Pin	Wire Color	Circuit No.	Function
A	BK	2250	Ground
B	RD	242	Battery Positive Voltage
C	BK	1552	Motor Control A
D	RD	1553	Motor Control B

Transfer Case Shift Control Switch

Object Number: 647976 Size: CH

Connector Part Information

OEM: 15332161
Service: 15306416
Description: 12-Way F GT 150 Series (BK)

Terminal Part Information

Terminal/Tray: 12191812/19
Core/Insulation Crimp: Pins A, C-G, J, M - E/C
Core/Insulation Crimp: Pins B, H - C/A
Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Transfer Case Shift Control Switch

Pin	Wire Color	Circuit No.	Function
A	PU/WH	1565	4 LO Indicator - Control
B	BN	241	Ignition 3 Voltage
C	BN	230	Instrument Panel Lamps Dimming Control
D	BK	2250	Ground
E	TN/BK	1566	4 HI Indicator - Control
F	L-GN/BK	1563	2 HI Indicator - Control
G	BN	1560	Neutral Indicator Control
H	BN	241	Ignition 3 Voltage
J	GY	596	5-Volt Reference
K-L	--	--	Not Used
M	L-BU	1693	Switch Signal