GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 GMC_Truck 🢒 1999 🢒 GMC K Pickup - 4WD 🢒 Body and Accessories 🢒 Doors 🢒 Outside Mirrors System Check

Outside Mirrors System Check Power Mirrors

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:
    3. 2.1. LEFT.
    2.2. RIGHT.
    2.3. UP.
    2.4. DOWN.

The LH mirror moves in all directions in relation to the switch position.

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

The RH mirror moves in all directions in relation to the switch position.

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