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

Removal Procedure
  1. Remove the trim panel upper extension. Refer to Upper Extension Trim Panel Replacement .
  2. Remove the access hole plugs.

    3. Object Number: 277784 Size: SH
  3. Remove the nuts securing the outside rearview mirror to the door.
  4. Remove the outside rearview mirror from the door.
  5. Disconnect the electrical connector.

Installation Procedure

    Object Number: 277784 Size: SH
  1. Connect the electrical connector.
  2. Install the outside rearview mirror to the door.

    3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  3. Install the nuts in order to secure the outside rearview mirror to the door.

    4. Tighten
    Tighten the outside rearview mirror nuts to 6 N·m (53 lb in).

  4. Install the access hole plugs.
  5. Install the trim panel upper extension. Refer to Upper Extension Trim Panel Replacement .