GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the entire Exterior Lights System Check?

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Go to Step 2

Go to Exterior Lights System Check

2

  1. Disconnect the turn/hazard switch assembly connector C202.
  2. Set the headlamp switch to the PARK position.
  3. Measure the voltage to ground at the turn/hazard switch assembly connector C202 terminal A8 (TAN).

Is battery voltage measured?

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Go to Step 3

Go to Step 4

3

Replace the turn/hazard switch assembly. Refer to Turn Signal and Multifunction Switch Assembly - Disassemble - Off Vehicle in Steering Wheel and Column - Tilt.

Is the repair complete?

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Go to Exterior Lights System Check

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4

Repair the open or short to ground in CKT 1654 (TAN). Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

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Go to Exterior Lights System Check

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