GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 2041120  Size: SH

    Note:  When a suitable hold open device is being removed or installed, provide alternate support to avoid the possibility of damage to the vehicle or personal injury.

  1. Open and support the rear compartment lid with a suitable brace.
  2. Remove the rear compartment lid spoiler retaining fasteners (1) from the rear spoiler studs (2).
  3. Remove the suitable brace and lower the rear compartment lid.

  4. Object Number: 2041121  Size: SH

    Note: Protect the paint and body work with tape or a clean cloth. Failure to do so may result in damage to painted surfaces.

    Note: The rear compartment lid spoiler (2) is retained by retention clips (3). The retention clips must be discarded upon removal.

    Note: The rear compartment lid spoiler retention clips (3) may remain engaged in the rear compartment lid (1) upon removal of the rear compartment lid spoiler (2). They must be removed and discarded.

  5. Insert a suitable flat bladed plastic tool between the rear compartment lid (1) and the rear compartment lid spoiler (2).
  6. Applying sufficient force in an upward motion, remove the rear compartment lid spoiler (2) from the rear compartment lid (1), disengaging the retention clips (3) and spoiler mounting studs (4) from the double-sided adhesive tape on the exterior surface of the rear compartment lid (1).

  7. Object Number: 2041122  Size: SH
  8. Securely position the rear spoiler assembly (4) upside down on a suitable working platform.
  9. Remove the rear spoiler double-sided adhesive tape (1), mounting studs (2) and retention clips (3) from the rear spoiler assembly (4).

  10. Object Number: 2041123  Size: SH
  11. Remove the foam insulators (1) from the exterior surface of the rear compartment lid (2).

Installation Procedure


    Object Number: 2041122  Size: SH

    Note: Protect the rear spoiler assembly (4) external painted surfaces with tape or a clean cloth. Failure to do so may result in damage to painted surfaces.

  1. Securely position the rear spoiler assembly (4) upside down on a suitable working platform.
  2. Install the rear spoiler double-sided adhesive tape (1), mounting studs (2) and retention clips (3) onto the rear spoiler assembly (4).

  3. Object Number: 2041121  Size: SH

    Note: Protect the paint and body work with tape or a clean cloth. Failure to do so may result in damage to painted surfaces.

    Note: Prior to installing the rear compartment lid spoiler (2) onto the rear compartment lid (1), make sure that all the required insulators are installed correctly and are engaged onto the spoiler mounting studs and retainers during the rear compartment lid spoiler (2) installation onto the rear compartment lid (1).

  4. Using sufficient force in an downward motion, install the rear compartment lid spoiler (2) onto the rear compartment lid (1), engaging the retention clips (3) and spoiler mounting studs (4) into the exterior surface of the rear compartment lid (1).
  5. Make sure that the rear compartment lid spoiler (2) adheres correctly to the double-sided adhesive tape on the exterior surface of the rear compartment lid (1).
  6. Check the installed condition between the rear compartment lid (1) and the rear compartment lid spoiler (2).

  7. Object Number: 2041120  Size: SH

    Note:  When a suitable hold open device is being removed or installed, provide alternate support to avoid the possibility of damage to the vehicle or personal injury.

  8. Open and support the rear compartment lid with a suitable brace.
  9. Caution: Refer to Fastener Caution in the Preface section.

  10. Install the rear compartment lid spoiler retaining fasteners (1) onto the rear spoiler studs (2) and tighten to 4.0 N·m (27 lb in).
  11. Remove the suitable brace and close the rear compartment lid.