GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 428690  Size: SH
  1. Remove the door trim panel. Refer to Front Side Door Trim Panel Replacement .
  2. Remove the door module. Refer to Door Control Module Replacement .
  3. Push the wiring harness through the hole in the water deflector.
  4. Remove the retainers at the upper corners of the water deflector.
  5. Gently peel the water deflector away from the door, being careful not to damage the sealer.
  6. Remove the water deflector.

Installation Procedure


    Object Number: 428690  Size: SH
  1. Clean the water deflector to the inner door panel mating surface with denatured alcohol or the equivalent.
  2. Route the wiring harness through the hole in the water deflector.
  3. Align the water deflector to the door assembly.
  4. Install the retainers at the upper corners of the water deflector.
  5. Seat the water deflector to the door using a rolling tool.
  6. Install the door module. Refer to Door Control Module Replacement .
  7. Install the door trim panel. Refer to Front Side Door Trim Panel Replacement .