GM Service Manual Online
For 1990-2009 cars only
Table 1: Generator
Table 2: Ignition Switch
Table 3: Park/Neutral Position (PNP) Switch-C2

Generator


Object Number: 647991  Size: CH

Connector Part Information

    • 15355066
    • 2-Way F Metri-Pack 150 Series Sealed (TAN)

Pin

Wire Color

Circuit No.

Function

B

BRN

25

Charge Indicator Control Signal

C

GRY

23

Generator Field Duty Cycle Signal

Ignition Switch


Object Number: 857016  Size: CH

Connector Part Information

    • 10400853490
    • 7-Way F Kostal N Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

4

Accessory Voltage

B

RED/WHT

342

Battery Positive Voltage

C

PNK

3

Ignition 1 Voltage

D

YEL

5

Crank Voltage

E

WHT

1390

Acc/Run/Crank Voltage

F

RED

142

Battery Positive Voltage

G

ORN

300

Ignition 3 Voltage

Park/Neutral Position (PNP) Switch-C2


Object Number: 535900  Size: CH

Connector Part Information

    • 12129840
    • 7-Way F Metri-Pack 150 280 (MD GRY)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

LT GRN

275

Park Neutral Position Switch Park Signal

C

PNK

839

Ignition 1 Voltage

D

BLK/WHT

451

Ground

E

PNK

639

Ignition 1 Voltage

F

GRY

1524

Backup Lamp Supply Voltage

G

DK GRN

1433

Start Switch Signal