GM Service Manual Online
For 1990-2009 cars only
Table 1: Coolant Level Module
Table 2: Coolant Level Switch

Coolant Level Module


Object Number: 403569  Size: CH

Connector Part Information

    • 12004706
    • 6-Way Edgeboard Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

PNK

39

Ignition 1 Voltage

B

--

--

Not Used

C

BLK

150

Ground

D

--

--

Not Used

E

YEL/BLK

68

Low Coolant Level Indicator Control

F

LT GRN

1478

Coolant Level Switch Signal

Coolant Level Switch


Object Number: 635009  Size: CH

Connector Part Information

    • 12052641
    • 2-Way F Metri-pack 150 Series (BLK)

Pin

Wire Color

Circuit No.

Function

A

LT GRN

1478

Coolant Level Switch Signal

B

BLK

150

Ground