GM Service Manual Online
For 1990-2009 cars only

Step

Action

Value(s)

Yes

No

1

Did you perform the outside mirrors system check?

--

Go to Step 2

Go to Outside Mirrors System Check

2

Is the inoperative mirror the left outside rearview mirror?

--

Go to Step 3

Go to Step 7

3

  1. Disconnect the left outside rearview mirror wiring harness connector.
  2. Using a test light, probe between B+ and the left outside rearview mirror harness connector (male side) terminal A.
  3. Set the outside mirror select switch to left mirror.
  4. Press and hold the outside remote control rearview mirror switch to the LEFT position.

Does the test light illuminate?

--

Go to Step 8

Go to Step 4

4

Check for a poor connection or an open in circuit 81.

Is there a poor connection or an open in circuit 81?

--

Go to Step 5

Go to Step 6

5

Repair a poor connection or an open in circuit 81.

Has the repair been made and the system rechecked?

--

Go to Outside Mirrors System Check

--

6

Replace the outside remote control rearview mirror switch. Refer to Front Side Door Window Switch Replacement .

Has the repair been made and the system rechecked?

--

Go to Outside Mirrors System Check

--

7

  1. Disconnect the right outside rearview mirror wiring harness connector.
  2. Using a test light, probe between B+ and the right outside rearview mirror harness connector (male side) terminal A .
  3. Set the outside mirror select switch to right mirror.
  4. Press and hold the outside remote control rearview mirror switch to LEFT.

Does the test light illuminate?

--

Go to Step 8

Go to Step 9

8

Replace the mirror motor pack. Refer to Outside Rearview Mirror Motor Replacement

Has the repair been made and the system rechecked?

--

Go to Outside Mirrors System Check

--

9

Check for a poor connection or an open in circuit 881.

Is there a poor connection or an open in circuit 881?

--

Go to Step 10

Go to Step 6

10

Repair for a poor connection or an open in circuit 881.

Has the repair been made and the system rechecked?

--

Go to Outside Mirrors System Check

--