GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the Wiper/Washer System Check?

--

Go to Step 2

Go to Wiper/Washer System Check

2

  1. Turn the ignition switch to the LOCK position.
  2. Disconnect the combination switch.
  3. Connect a J 39200 digital multimeter (DMM) from combination switch connector cavity 7 to ground.
  4. Measure the resistance.

Is the measured resistance more than the specified value?

1.0 ohms

Go to Step 3

Go to Step 4

3

Repair the open in the BLK wire between the combination switch and G202. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Wiper/Washer System Check

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4

Replace the combination switch. Refer to Windshield Wiper and Washer Switch Replacement .

Is the repair complete?

--

Go to Wiper/Washer System Check

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