GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Out side Mirror System Check performed?

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Go to Step 2

Go to Outside Mirrors System Check

2

  1. Disconnect the power outside rearview mirror remote control switch connector.
  2. Connect an unpowered test lamp between the power outside rearview mirror remote control switch connector, cavity E for CKT 40 (ORN), and ground.

Does the test lamp light?

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Go to Step 3

Go to Step 4

3

Connect an unpowered test lamp between the power outside rearview mirror remote control switch connector, cavity D for CKT 150 (BLK), and B+.

Does the test lamp light?

--

Go to Step 5

Go to Step 6

4

Repair the open in CKT 40 (ORN) between the IP fuse block and the power outside rearview mirror remote control switch.

Refer to Wiring Repairs

Is the repair complete?

--

Go to Outside Mirrors System Check

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5

Replace the power outside rearview mirror remote control switch.

Refer to Power Mirror Switch Replacement

Is the repair complete?

--

Go to Outside Mirrors System Check

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6

Repair the open in CKT 150 (BLK) between the power outside rearview mirror remote control switch and ground G201 or ground G200 in vehicles with upfitter provisions.

Refer to Wiring Repairs

Is the repair complete?

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Go to Outside Mirrors System Check

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