GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Was the Heated Mirror System Check performed?

--

Go to Step 2

Go to Heated Mirror System Check

2

  1. Disconnect the left power outside rearview mirror connector.
  2. Connect a J 39200 between the power outside rearview mirror connector, cavity A, and ground.

Is continuity present?

--

Go to Step 3

Go to Step 4

3

  1. Connect an unpowered test lamp between the left power outside rearview mirror connector, cavity H, and ground.
  2. Place the ignition switch in the RUN position.
  3. Depress the heated mirror pushbutton on the heater and A/C controller.

Does the test lamp light?

--

Go to Step 5

Go to Step 6

4

Repair the open in CKT 150 (BLK) between the left power outside rearview mirror and splice 206.

Refer to Wiring Repairs

Is the repair complete?

--

Go to Heated Mirror System Check

--

5

Replace the left power outside rearview mirror.

Refer to Power Mirror Replacement

Is the repair complete?

--

Go to Heated Mirror System Check

--

6

Repair the open in CKT 267 (ORN) between convenience center connector C210 and the left power outside rearview mirror.

Refer to Wiring Repairs

Is the repair complete?

--

Go to Heated Mirror System Check

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