GM Service Manual Online
For 1990-2009 cars only

Tools Required

    • GM P/N 1052369, Loctite 312  Adhesive kit, 2-component pack or the equivalent
    • A mirror support (4)
    • A wax marking pencil or crayon
    • A window cleaning solution or window polishing compound
    • Rubbing alcohol
    • Clean paper towels
    • Fine grit emery cloth or sandpaper, number 320 or number 360
    • A clean toothpick

The rearview mirror support is installed by the window supplier, using a plastic-polyvinyl butyl adhesive.

Service replacement windshields have the rearview mirror support bonded to the windshield.

Notice: Do not use tools or other objects to pry the mirror mount or the mirror away from the windshield. Using tools may damage the mirror mount, the mirror or the windshield.


    Object Number: 296241  Size: MH
  1. Measure the distance from the bottom of the windshield (6) in order to determine the location of the rearview mirror support (7).
  2. Locate the rearview mirror support (7) at the center (5) of the windshield (6) 689 mm (27 1/8 in) from the base of the windshield (6) to the base of the rearview mirror support (7).
  3. Use a wax pencil or crayon in order to mark the location on the outside of the windshield (6).
  4. Make a larger diameter circle (2) around the marked location on the outside windshield (6) surface.
  5. Clean the area of the large circle on the inside windshield (6) surface using a paper towel and one of the following items:
  6. • Window cleaning solution
    • Window polishing compound
  7. Rub the area until the area is completely clean and dry.
  8. When the area is dry, clean the area using an alcohol-saturated paper towel in order to remove any traces of cleaning solution or polishing compound.
  9. Sand the bonding surface of the new or detached original rearview mirror support (7) using a piece of fine grit every cloth or sandpaper, number 320 or number 360.
  10. If you are reusing the original mirror support (7), remove all traces of the old adhesive.
  11. Wipe the sanded rearview mirror support (7) with a clean paper towel saturated with alcohol.
  12. Allow the mirror support (7) to dry.

Installation Procedure


    Object Number: 296241  Size: MH
  1. Follow the directions on the adhesive kit GM P/N 1052369 or the equivalent in order to prepare the rearview mirror support (7) prior to installation on the windshield (6).
  2. Lightly apply the adhesive accelerator to the bonding surfaces of the following components:
  3. • The rearview mirror support (7)
    • The windshield (6)
  4. Allow the adhesive accelerator to dry completely.
  5. Important: Due to the rapid bonding action of the adhesive, immediately perform the following steps:

  6. Rub the area until the area is completely clean and dry.
  7. When the area is dry, clean the area using an alcohol-saturated paper towel in order to remove any traces of cleaning solution or polishing compound.
  8. Sand the bonding surface of the new or detached original rearview mirror support (7) using a piece of fine grit every cloth or sandpaper, number 320 or number 360.
  9. If you are reusing the original mirror support (7), remove all traces of the old adhesive.
  10. Wipe the sanded rearview mirror support (7) using a clean paper towel saturated with alcohol.
  11. Allow the mirror support (7) to dry.