GM Service Manual Online
For 1990-2009 cars only
Table 1: Horn
Table 2: Horn Relay

Horn


Object Number: 537107  Size: CH

Connector Part Information

    • 12052644
    • 2-Way F Metri-Pack 150 Series (GRY)

Pin

Wire Color

Circuit No.

Function

A

BLK

150

Ground

B

DK GRN

29

Horn Control

Horn Relay


Object Number: 283921  Size: CH

Connector Part Information

    • 12065978
    • 5-Way F Metri-Pack 480/630 Series (BLK)

Pin

Wire Color

Circuit No.

Function

1

BLK

28

Horn Relay Control

2

ORN

1540

Battery Positive Voltage

3

ORN

1540

Battery Positive Voltage

4

--

--

Not Used

5

DK GRN

29

Horn Control