GM Service Manual Online
For 1990-2009 cars only

Tools Required

J 43244 Relay Puller Pliers

Removal Procedure


    Object Number: 490398  Size: SH
  1. Open the hood.
  2. Remove the underhood electrical center cover.

  3. Object Number: 786629  Size: LH
  4. Using the J 43244  (1), remove the horn relay (2) from the underhood electrical center.

Installation Procedure


    Object Number: 786629  Size: LH
  1. Position the horn relay (2) to the underhood electrical center pressing in until fully seated.

  2. Object Number: 490398  Size: SH
  3. Install the underhood electrical center cover.
  4. Close the hood.