GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2001 🢒 GMC C-Series Medium Duty Truck B7 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Engine Electrical Connector End Views
Table 1: Clutch Switch Connector
Table 2: Engine Metal Temperature Switch Connector
Table 3: Ether Injector Control Valve Connector
Table 4: Generator C2 Connector (L18)
Table 5: Generator C3 Connector (LG5)
Table 6: Generator Inline Fuse Connector
Table 7: Starter Temperature Switch Connector

Clutch Switch Connector


Object Number: 742641 Size: CH

Connector Part Information
    • 12048272
    • 2-Way F Metri-Pack 280 Series (RED)

Pin

Wire Color

Circuit No.

Function

A

GRY

48

CPP Switch Signal

B

PPL

806

Crank Voltage

Engine Metal Temperature Switch Connector


Object Number: 258174 Size: CH

Connector Part Information
    • 12010973
    • 2-Way M Weather Pack (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

37

Engine Metal Temperature Sensor Signal

B

BLK

150

Ground

Ether Injector Control Valve Connector


Object Number: 82413 Size: CH

Connector Part Information
    • 12010973
    • 2-Way M Weather Pack Shroud Type (BLK)

Pin

Wire Color

Circuit No.

Function

A

TAN

1997

Ether Injector Control Valve Supply

B

BLK

150

Ground

Generator C2 Connector (L18)


Object Number: 697046 Size: CH

Connector Part Information
    • 12186568
    • 4-Way F Metri-Pack TPA, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

1477

Generator Output Tachometer Signal

B

BRN

225

Generator Turn On Signal

C

BRN

23

Generator Field Duty Cycle Signal

D

RED

842

Battery Positive Voltage

Generator C3 Connector (LG5)


Object Number: 62489 Size: CH

Connector Part Information
    • 12052315
    • 2-Way F Metri-Pack 630 Series, Sealed (GRY)

Pin

Wire Color

Circuit No.

Function

A

RED

842

Battery Positive Voltage

B

BRN

25

Charge Indicator Control

Generator Inline Fuse Connector


Object Number: 62489 Size: CH

Connector Part Information
    • 12066681
    • 2-Way F Metri-Pack 630 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

YEL

53

Fused Generator Output Tachometer Signal

B

PPL

1477

Generator Output Tachometer Signal

Starter Temperature Switch Connector


Object Number: 62426 Size: CH

Connector Part Information
    • 12040753
    • 2-Way F Metri-Pack 150 Series Pull To Seat (BLK)

Pin

Wire Color

Circuit No.

Function

A

ORN/BLK

434

Neutral Safety Switch Signal

B

ORN/BLK

434

Neutral Safety Switch Signal