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For 1990-2009 cars only

Info - Availability of Replacement Mirror Actuator

Subject: Availability of Replacement Mirror Actuator

Models:2004 Buick Rainier
2002-2004 Chevrolet TrailBlazer, TrailBlazer EXT
2002-2004 GMC Envoy, Envoy XL
2004 GMC Envoy XUV
2002-2003 Oldsmobile Bravada



A replacement mirror actuator is available for service. It is no longer necessary to replace the mirror assembly for an actuator. Use the following procedure to replace the actuator.


    Object Number: 1359979  Size: SH
  1. Rotate the mirror into the upward and outboard position. See the illustration above.

  2. Object Number: 1359912  Size: SH
  3. Position your fingers flat and insert them underneath the raised corner. This will ensure that more surface of the mirror is used when removing the glass. See the illustration above.
  4. Slowly but firmly lift the glass and backing plate from the actuator.
  5. Remove the wire harness from the glass if equipped with heated mirror and turn signal.
  6. Remove the glass.
  7. Remove the three torque head screws from the actuator.
  8. Remove the actuator.
  9. Remove the wire harness from the actuator.
  10. Install the wire harness to the new actuator.
  11. Install the new actuator.
  12. Install the three torque head screws.
  13. Tighten
    Tighten the torque head screws to 10 N·m (89 lb in).

  14. Install the wire harness if equipped with heated mirror and turn signal.
  15. Line up the mirror back with the actuator. Press firmly in the center of the glass using the palm of your hand . The mirror and backing plate will snap onto the actuator.
  16. Make sure the mirror is locked in by lightly pulling on the mirror glass. Check the operation of the mirror and clean the glass.

Parts Information

Part Number

Description

88944479

Actuator

Parts are expected to be available from GMSPO on September 24, 2003.

Warranty Information

For vehicles repaired under warranty, use:

Labor Operation

Description

Labor Time

B4160

Motor, Electric Remote Control Mirror (RH) - Replace

0.2 hr

B4161

Motor, Electric Remote Control Mirror (LH) - Replace

0.2 hr