GM Service Manual Online
For 1990-2009 cars only
Table 1: Generator - L18
Table 2: Clutch Pedal Position (CPP) Switch - L18
Table 3: Park/Neutral Position (PNP) Switch - C1
Table 4: Park/Neutral Position (PNP) Switch - C2

Generator - L18


Object Number: 697046  Size: CH

Connector Part Information

    • 12186568
    • 4-way F Metri-pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

RED

225

Generator Turn On Signal

C

GRY

23

Generator Field Duty Cycle Signal

D

--

--

Not Used

Clutch Pedal Position (CPP) Switch - L18


Object Number: 306609  Size: CH

Connector Part Information

    • 12129136
    • 4-Way F Metri-pack 280 Series FLXLK (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

806

Crank Voltage

B

BRN

441

Ignition 3 Voltage

C

PPL/WHT

1035

Starter Relay Coil Supply Voltage

D

BRN/WHT

379

CPP Switch Signal

Park/Neutral Position (PNP) Switch - C1


Object Number: 535900  Size: CH

Connector Part Information

    • 12129840
    • 7-Way F Metri-pack 150, 280 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

YEL

1737

PNP Switch Park/Neutral Signal

B

LT GRN

275

PNP Switch Park Signal

C

PNK

139

Ignition 1Voltage

D

BLK

150

Ground

E

PPL

806

Crank Voltage

F

LT GRN

24

Backup Lamp Supply Voltage

G

PPL/WHT

1035

Starter Relay Coil Supply Voltage

Park/Neutral Position (PNP) Switch - C2


Object Number: 535904  Size: CH

Connector Part Information

    • 12191757
    • 4-Way Metri-pack 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

771

Transmission Range Switch Signal A

B

GRY

773

Transmission Range Switch Signal C

C

WHT

776

Transmission Range Switch Signal P

D

YEL

772

Transmission Range Switch Signal B