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 hazard flasher to the ON position.
  2. Observe the turn signal(s) that do not work.

Does the suspect light flash?

--

Go to Step 3

Go to Step 4

3

Replace the turn/hazard switch. Refer to Multifunction, Turn Signal, and Hazard Switch Replacement - On Vehicle in Steering.

Is the replacement complete?

--

Go to Exterior Lights System Check

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4

Repair the open from the turn/hazard switch to the following appropriate inoperative lamp:

    • CKT 14 (LT BLU) for the left side front,
    • CKT 15 (DK BLU) for the right side front
    • CKT 18 (YEL) for the left side rear
    • CKT 19 (DK GRN) for the right side rear

Is the repair complete?

--

Go to Exterior Lights System Check

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