GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the wiper/washer system check performed?

--

Go to Step 2

Go to Wiper/Washer System Check

2

Backprobe the junction block connector C3 using J 35616-200 from cavity 9 to B+.

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 Restraints.

Is the repair complete?

--

Go to Wiper/Washer System Check

--

4

Test for an open in the BLK wire between the combination switch and the junction block.

Was an open found?

--

Go to Step 6

Go to Step 5

5

Replace the junction block.

Is the repair complete?

--

Go to Wiper/Washer System Check

--

6

Repair the open. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Wiper/Washer System Check

--