GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Has the Outside Mirrors System Check been performed?

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Go to Step 2

Go to Outside Mirrors System Check

2

  1. Disconnect the power outside rearview mirror switch.
  2. Connect a J 35616-200 test lamp from CKT 40 (ORN) to ground.

Does the test lamp light?

--

Go to Step 3

Go to Step 4

3

Connect a J 35616-200 test lamp from CKT 40 (ORN) to CKT 150 (BLK) at the switch.

Does the test lamp light?

--

Go to Step 5

Go to Step 6

4

Repair the open in CKT 40 (ORN) between the instrument panel fuse block and the power outside rearview mirror switch. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Outside Mirrors System Check

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5

  1. Check for an open in CKT 981 (RED) between the switch and splice S503. Repair as necessary. Refer to Wiring Repairs in Wiring Systems.
  2. If the circuit is not open, replace the power outside rearview mirror switch.

Is the repair complete?

--

Go to Outside Mirrors System Check

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6

Repair the open in CKT 150 (BLK) between the switch and ground. Refer to Wiring Repairs in Wiring Systems.

Is the repair complete?

--

Go to Outside Mirrors System Check

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