GM Service Manual Online
For 1990-2009 cars only
Connector 1: Controller Area Network (CAN) Connector (L18 w/JE4, LG4, LG5)
Connector 2: Data Link Connector (DLC)
Connector 3: Data Link Resistor (LLY/L18)
Connector 4: Data Link Resistor 1 (L18 w/JE4, LG4, LG5)
Connector 5: Data Link Resistor 2 (L18 w/JE4, LG4, LG5)
Connector 6: Serial Data Gateway (SDG) Module (L18 w/JE4, LG4, LG5)
Connector 7: Splice Pack SP203

Controller Area Network (CAN) Connector (L18 w/JE4, LG4, LG5)


Object Number: 855174  Size: CH

Connector Part Information

  • OEM: 15324337
  • Service: 15306401
  • Description: 9-Way F Deutsch HD10-9-1939PE (BK)

Terminal Part Information

  • Terminal: 12103531
  • Not Serviced In Kit

Controller Area Network (CAN) Connector (L18 w/JE4, LG4, LG5)

Pin

Wire Color

Circuit No.

Function

A

BK

750

Ground

B

OG

840

Battery Positive Voltage

C

YE

2361

SAE J1939 Serial Data Bus+ (Allison® LCT)

D

D-GN

2362

SAE J1939 Serial Data Bus- (Allison® LCT)

E

--

--

Not Used

F

TN/BK

1921

SAE J1587 Serial Data Bus+ Primary (LG5)

G

WH/BK

1922

SAE J1587 Serial Data Bus- Primary (LG5)

H

YE

2655

Ignition Sensor (Allison® MD)

J

L-BU

553

Tow/Haul Switch Signal (Allison® MD)

Data Link Connector (DLC)


Object Number: 808656  Size: CH

Connector Part Information

  • OEM: 15317575
  • Service: 15317575
  • Description: 16-Way F Metri-Pack 150 Series (BK)

Terminal Part Information

  • Terminal/Tray: 12129484/19
  • Core/Insulation Crimp: Pins 2, 4, 7-8, 15: E/C
  • Core/Insulation Crimp: Pins 5-6, 14, 16: E/A
  • Release Tool/Test Probe: 12094429/J-35616-2A (GY)

Data Link Connector (DLC)

Pin

Wire Color

Circuit No.

Function

1

--

--

Not Used

2

PU

1132

DLC Class 2 Serial Data

3

--

--

Not Used

4

BK

750

Ground

5

BK/WH

1451

Ground

6

TN/WH

6105

High Speed GMLAN Serial Data+

7

TN/BK

1921

SAE J1587 Serial Data Bus+ Primary

8

BK/WH

1455

Keyless Entry Program Enable Signal

9-13

--

--

Not Used

14

TN

6106

High Speed GMLAN Serial Data+

15

WH/BK

1922

SAE J1587 Serial Data Bus- Primary

16

OG

840

Battery Positive Voltage

Data Link Resistor (LLY/L18)


Object Number: 1430188  Size: CH

Connector Part Information

  • OEM: 15324657
  • Service: 88953353
  • Description: 3-Way F DT Series, Sealed (GY)

Terminal Part Information

  • Terminal: 12162232
  • Not Serviced In Kit

Data Link Resistor (LLY/L18)

Pin

Wire Color

Circuit No.

Function

A

TN

6106

High Speed GMLAN Serial Data-

B

TN/WH

6105

High Speed GMLAN Serial Data+

C

--

--

Not Used

Data Link Resistor 1 (L18 w/JE4, LG4, LG5)


Object Number: 1430188  Size: CH

Connector Part Information

  • OEM: 15324657
  • Service: 88953353
  • Description: 3-Way F DT Series, Sealed (GY)

Terminal Part Information

  • Terminal: 12162232
  • Not Serviced In Kit

Data Link Resistor 1 (L18 w/JE4, LG4, LG5)

Pin

Wire Color

Circuit No.

Function

A

YE

2361

SAE J1939 Serial Data Bus+

B

D-GN

2362

SAE J1939 Serial Data Bus-

C

--

--

Not Used

Data Link Resistor 2 (L18 w/JE4, LG4, LG5)


Object Number: 1430188  Size: CH

Connector Part Information

  • OEM: 15324657
  • Service: 88953353
  • Description: 3-Way F DT Series, Sealed (GY)

Terminal Part Information

  • Terminal: 12162232
  • Not Serviced In Kit

Data Link Resistor 2 (L18 w/JE4, LG4, LG5)

Pin

Wire Color

Circuit No.

Function

A

YE

2361

SAE J1939 Serial Data Bus+

B

D-GN

2362

SAE J1939 Serial Data Bus-

C

--

--

Not Used

Serial Data Gateway (SDG) Module (L18 w/JE4, LG4, LG5)


Object Number: 744296  Size: CH

Connector Part Information

  • OEM: 12110259
  • Service: 12110259
  • Description: 16-Way F Micro-Pack 100 Series (GN)

Terminal Part Information

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

Serial Data Gateway (SDG) Module (L18 w/JE4, LG4, LG5)

Pin

Wire Color

Circuit No.

Function

A1

D-BU

2362

SAE J1939 Serial Data Bus-

A2

YE

2361

SAE J1939 Serial Data Bus+

A3

--

--

Not Used

A4

BK/WH

1451

Ground

A5

--

--

Not Used

A6

OG

440

Battery Positive Voltage

A7

--

--

Not Used

A8

RD/WH

2673

Serial Data Class 2

B1-B5

--

--

Not Used

B6

PK

1020

Off/Run/Crank Voltage

B7-B8

--

--

Not Used

Splice Pack SP203


Object Number: 338576  Size: CH

Connector Part Information

  • OEM: 12191216
  • Service: 15305914
  • Description: 12-Way F Splice Savers Single Row (GY)

Terminal Part Information

  • Terminal/Tray: 12191812/19
  • Core/Insulation Crimp: E/C
  • Release Tool/Test Probe: 15315247/J-35616-2A (GY)

Splice Pack SP203

Pin

Wire Color

Circuit No.

Function

A

PU

1132

DLC Class 2 Serial Data

B

D-GN

1049

ECM/PCM/VCM Class 2 Serial Data

C

RD/WH

2673

Class 2 Serial Data

D

OG

1044

Radio Class 2 Serial Data

E

L-BU

1122

ABS/TCS Class 2 Serial Data (JE3)

F

D-BU

1128

SDM Class 2 Serial Data

G

GY

1036

IPC Class 2 Serial Data

H

D-GN/WH

1133

ATC Class 2 Serial Data (w/o LG4/LLY)

J

--

--

Not Used

K

YE

2470

TCM Class 2 Serial Data (w/o LG4/LLY)

L

--

--

Not Used

M

D-BU/WH

653

Chime Module Bit 1 Signal