GM Service Manual Online
For 1990-2009 cars only

Step

Action

Values

Yes

No

1

Was the Exterior Lights System Check performed?

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Go to Step 2

Go to Exterior Lights System Check

2

  1. Press the hazard switch to the ON position.
  2. Backprobe the junction-block connector C 3 with a test lamp from cavity 4 to ground.

Does the test lamp light?

--

Go to Step 3

Go to Step 4

3

Replace the combination switch. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.

Is the repair complete?

--

Go to Exterior Lights System Check

--

4

Connect a fused jumper from the C 3 cavity 3 of the junction-block connector to cavity 1.

Do the right side turn signals flash?

--

Go to Step 5

Go to Step 6

5

Replace the combination switch. Refer to Inflatable Restraint Steering Wheel Module Coil Replacement in SIR.

Is the repair complete?

--

Go to Exterior Lights System Check

--

6

Replace the turn relay.

Is the repair complete?

--

Go to Exterior Lights System Check

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