GM Service Manual Online
For 1990-2009 cars only

Rear Differential Air Switch


Object Number: 646148  Size: CH

Connector Part Information

    • 12020599
    • 2-Way F Metri-Pack-280 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

L-GN

2659

Rear Differential Lock-High-Control

B

BK

750

Ground