GM Service Manual Online
For 1990-2009 cars only
Table 1: Cooling Fan (Early)
Table 2: Coolant Level Switch
Table 3: Fan Control Module (Late)

Cooling Fan (Early)


Object Number: 668832  Size: CH

Connector Part Information

    • OEM: 12124685
    • Service: 12116243
    • 3-Way F Metri-Pack 630 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

D-GN

335

Cooling Fan Speed Control

B

BK

1250

Ground

C

RD/BK

342

Battery Positive Voltage

Coolant Level Switch


Object Number: 635009  Size: CH

Connector Part Information

    • OEM: 12052641
    • Service: 12102747
    • 2-Way F Metri-Pack 150 Series (BK)

Pin

Wire Color

Circuit No.

Function

A

YE/BK

68

Low Coolant Level Indicator Control

B

BK

1350

Ground

Fan Control Module (Late)


Object Number: 1593361  Size: CH

Connector Part Information

    • OEM: 09440194 (Kostal)
    • Service: See Catalog
    • 7-Way F (WH)

Pin

Wire Color

Circuit No.

Function

1

BK

--

Cooling Fan Low Reference

2

BK

1250

Ground

3

RD

342

Battery Positive Voltage

4

RD

--

Cooling Fan Motor Supply Voltage

5

--

--

Not Used

6

RD/OG

335

Cooling Fan Speed Control

7

--

--

Not Used