GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

Important: A short to ground will cause an open fuse(s). Before performing this diagnostic procedure, inspect the fuse(s) for an open.

1

  1. Disconnect the turn/hazard headlamp switch connector C1.
  2. Connect the fused jumper between terminals A and B of the turn/hazard headlamp switch assembly harness connector C1.

Do the high beam headlamps operate?

--

Go to Step 2

Go to Step 3

2

Replace the turn/hazard headlamp switch assembly.

Is the repair complete?

--

Go to Daytime Running Lights (DRL) System Check

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3

Repair the open in circuit 1200 between the turn/hazard headlamp and headlamp assemblies. Refer to Wiring Repairs in Wiring Systems.

Is repair complete

--

Go to Daytime Running Lights (DRL) System Check

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