GM Service Manual Online
For 1990-2009 cars only
Table 1: Air Brake Dryer
Table 2: Moisture Ejector Heater
Table 3: Park Brake Switch, Daytime Running Lamps (Air Brakes)
Table 4: Low Air Pressure Switch

Air Brake Dryer


Object Number: 35430  Size: CH

Connector Part Information

    • 12020599
    • 2 Way F Metri-Pack 280 Series, Sealed (BLK)

Pin

Wire Color

Circuit No.

Function

A

BRN

341

Fuse Output-Ignition

B

BLK

150

Ground

Moisture Ejector Heater


Object Number: 333039  Size: CH

Connector Part Information

    • 12052644
    • 2 Way F Metri-Pack 150 Series (LT GRY)

Pin

Wire Color

Circuit No.

Function

A

BRN

341

Fuse Output-Ignition

B

BLK

150

Ground

Park Brake Switch, Daytime Running Lamps (Air Brakes)


Object Number: 246698  Size: CH

Connector Part Information

    • 2 Way M
    • (GRY)

Pin

Wire Color

Circuit No.

Function

A

LT BLU

744

Daytime Running Lamps (DRL) Off Relay Air Brake

B

BLK

746

Park Brake Switch Air Brake

Low Air Pressure Switch


Object Number: 236406  Size: CH

Connector Part Information

    • 12065400
    • 2 Way F Metri-Pack 150 Series, Sealed (GRN)

Pin

Wire Color

Circuit No.

Function

A

TAN/WHT

33

Brake Warning Indicator Lamp Output

B

BLK

150

Ground