GM Service Manual Online
For 1990-2009 cars only
Table 1: Defogger
Table 2: Defogger Relay
Table 3: Defogger Switch

Defogger


Object Number: 1467058  Size: CH

Connector Part Information

    • ST730018-1
    • 1-Way

Pin

Wire Color

Circuit Number

Function

1

PU

293

Read Defogger Voltage

Defogger Relay


Object Number: 281199  Size: CH

Connector Part Information

5-Way

Pin

Wire Color

Circuit Number

Function

1

BN/YE

141

Ignition 2 Voltage

BN/YE

141

Ignition 2 Voltage

2

WH

193

Rear Defogger Relay Control

3

RD/WH

640

Battery Positive Voltage

4

--

--

Not Used

5

PU

293

Rear Defogger Supply Voltage

Defogger Switch


Object Number: 335024  Size: CH

Connector Part Information

    • HS015-06017
    • 6-Way

Pin

Wire Color

Circuit Number

Function

1

BK

650

Ground

2

--

--

Not Used

3

WH

193

Rear Defogger Relay Control

4

BN/YE

141

Ignition 2 Voltage

5

D-GN

44

Illumination Ground

6

BN/WH

309

Illumination Voltage