GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 2000 🢒 Yukon Denali 🢒 Body and Accessories 🢒 Wiring Systems 🢒 Engine Electrical Connector End Views
Table 1: Starter Relay
Table 2: Generator Connector (Gas) (100A/105A)
Table 3: Generator Connector (Gas) (124A/140A)
Table 4: Generator Connector, RH (Dual, 100A)
Table 5: Generator Connector, LH (Dual, 100A)
Table 6: Generator Connector, (Diesel, 140A)
Table 7: Clutch Pedal Position Switch
Table 8: Park Neutral Position Switch-C1
Table 9: Park Neutral Position Switch-C2

Starter Relay


Object Number: 306606 Size: CH

Connector Part Information
    • 12129716
    • CONN 4F M/P 280 FLXLK SLD (MD GRY)

Pin

Wire Color

Circuit No.

Function

30

PPL

6

Starter Solenoid Feed

85

BLK

150

Ground

86

PPL/WHT

1035

Starter Relay Feed Coil

87

RED

242

Fuse Output - Battery Type II Fuse

Generator Connector (Gas) (100A/105A)


Object Number: 306607 Size: CH

Connector Part Information
    • 12186566
    • ASM 1F M/P 150 Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

B

BRN

25

Charge Indicator Lamp Output

Generator Connector (Gas) (124A/140A)


Object Number: 226995 Size: CH

Connector Part Information
    • 12124898
    • ASM Conn 4F M/P Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

F

--

--

Not Used

L

BRN

25

Charge Indicator Lamp Output

P-S

--

--

Not Used

Generator Connector, RH (Dual, 100A)


Object Number: 62443 Size: CH

Connector Part Information
    • 12047950
    • ASM Conn 4F M/P 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

WHT

121

Tachometer Signal

B

BRN

25

Charge Indicator Lamp Output

C-D

--

--

Not Used

Generator Connector, LH (Dual, 100A)


Object Number: 306607 Size: CH

Connector Part Information
    • 12047950
    • ASM Conn 4F M/P 150 (BLK)

Pin

Wire Color

Circuit No.

Function

A

--

--

Not Used

B

BRN

25

Charge Indicator Lamp Output

C-D

--

--

Not Used

Generator Connector, (Diesel, 140A)


Object Number: 226995 Size: CH

Connector Part Information
    • 12124898
    • ASM Conn 4F M/P Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

F

--

--

Not Used

L

BRN

25

Charge Indicator Lamp Output

P

WHT

121

Tachometer Signal

S

--

--

Not Used

Clutch Pedal Position Switch


Object Number: 306609 Size: CH

Connector Part Information
    • 12129136
    • CONN 4F M/P 280 FLXLK (BLK)

Pin

Wire Color

Circuit No.

Function

A

PPL

806

Fuse Output - Crank - Type III Fuse

B

PPL

420

Stop Lamp Switch Output

C

PPL/WHT

1035

Starter Relay Feed - Coil

D

BRN/WHT

379

Cruise Control Clutch Pedal Position Switch Output

Park Neutral Position Switch-C1


Object Number: 258668 Size: CH

Connector Part Information
    • 12129840
    • Metri-Pak 150 (GRY)

Pin

Wire Color

Circuit No.

Function

A

YEL

1737

Transmission Mounted Neutral Safety Switch Output-Park/Neutral

B

LT/GRN

275

Transmission Mounted Neutral Safety Switch Output-Park

C

PNK

139

Fuse Output-Ignition 1-Type III Fuse

D

BLK

150

Ground

E

PPL

806

Fuse Output-Crank-Type III Fuse

F

LT/GRN

24

Back-Up Lamp Feed

G

PPL/WHT

1035

Starter Relay Feed-Coil

Park Neutral Position Switch-C2


Object Number: 40412 Size: CH

Connector Part Information
    • 12191757
    • Metri-Pak 150 Series (NAT)

Pin

Wire Color

Circuit No.

Function

A

BLK/WHT

771

Transmission Position SwitchSignal-Bit 1

B

GRA

25773

Transmission Position Switch Signal-Bit 3

C

WHT

776

Transmission Position Switch Signal-Parity Bit

D

YEL

772

Transmission Position Switch Signal-Bit 2