GM Service Manual Online
For 1990-2009 cars only

Garage Door Opener


Object Number: 406848  Size: CH

Connector Part Information

    • 12162335
    • 3-Way (WH)

Pin

Wire Color

Circuit No.

Function

1

OG

640

Battery Positive Voltage

2

GY

8

Instrument Panel Lamp Supply Voltage

3

BK

650

Ground