GM Service Manual Online
For 1990-2009 cars only

Garage Door Opener


Object Number: 647928  Size: CH

Connector Part Information

    • 12103301
    • 3-Way F P/C (NAT)

Pin

Wire Color

Circuit No.

Function

1

ORN

3140

Battery Positive Voltage

2

BRN/WHT

230

Instrument Panel Lamps Dimming Control

3

BLK

1350

Ground