GM Service Manual Online
For 1990-2009 cars only
Table 1: Rear Window Defogger Grid - C1
Table 2: Rear Window Defogger Grid - C2
Table 3: Rear Window Defogger Switch

Rear Window Defogger Grid - C1


Object Number: 1509179  Size: CH

Connector Part Information

    • KET ST 730018-1
    • 1-Way F Connector(CL)

Pin

Wire Color

Circuit No.

Function

A

PU

293

Rear Defog Element Supply Voltage

Rear Window Defogger Grid - C2


Object Number: 1509188  Size: CH

Connector Part Information

    • KET ST 730135-1
    • 1-Way F 250 Series (CL)

Pin

Wire Color

Circuit No.

Function

A

BK

850

Ground

Rear Window Defogger Switch


Object Number: 1468410  Size: CH

Connector Part Information

    • KET MG 610269
    • 6-Way F 250 D/L Series (WH)

Pin

Wire Color

Circuit Number

Function

1

PU

293

Rear Defog Element Supply Voltage

2

BN/RD

143

Accessory Voltage

3

BK

450

Ground

4

--

--

Not Used

5

BK

450

Ground (w/o Dimming)

BN/WH

230

Instrument Panel Lamps Dimming Control (w/ Dimming)

6

BN/WH

230

Right Park Lamp Supply Voltage