GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Exterior Lights System Check?

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Go to Step 2

Go to Exterior Lights System Check

2

  1. Turn the ignition switch to the ON position.
  2. Move the turn signal switch to the right turn position.
  3. Using a test lamp backprobe the junction block connector C3 from cavity 1 to ground.

Does the test lamp light?

--

Go to Step 3

Go to Step 4

3

Replace the junction block.

Is the repair complete?

--

Go to Exterior Lights System Check

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4

Replace the combination switch.

Is the repair complete?

--

Go to Exterior Lights System Check

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