GM Service Manual Online
For 1990-2009 cars only

Step

Action

Normal Result(s)

Abnormal Result(s)*

1

  1. Place the mirror select switch in the LH position.
  2. Operate the mirror in each of the following directions:
  3. 2.1. LEFT
    2.2. RIGHT
    2.3. UP
    2.4. DOWN

The LH mirror moves as commanded.

One Mirror Does Not Move Left and Right

One Mirror Does Not Move Up and Down

2

  1. Place the mirror select switch in the RH position.
  2. Operate the mirror in each of the following directions:
  3. 2.1. LEFT
    2.2. RIGHT
    2.3. Up
    2.4. DOWN

The RH mirror moves as commanded.

One Mirror Does Not Move Left and Right

One Mirror Does Not Move Up and Down

3

Press the rear defog button.

Both outside mirrors heat up.

Heated Mirrors Inoperative

4

  1. For Japan Export only, place the mirror select switch in the LH position.
  2. Press the express fold button on the LH front power window switch.

The LH mirror retracts in against the car.

Mirror Does Not Fold

5

Press the express fold button on the LH front power window switch.

The LH mirror extends out away from the car.

Mirror Does Not Fold

6

  1. Place the mirror select switch in the RH position.
  2. Press the express fold button on the RH front power window switch.

The RH mirror retracts in against the car.

Mirror Does Not Fold

7

Press the express fold button on the RH front power window switch.

The RH mirror extends out away from the car.

Mirror Does Not Fold

* Refer to the appropriate symptom diagnostic table for the applicable abnormal result.