GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Raise the hood.
  2. Remove the cover from the LH underhood electrical center.
  3. Remove the horn relay from the electrical center.

Installation Procedure

  1. Install the horn relay to the LH underhood electrical center.
  2. Install the cover to the LH underhood electrical center.
  3. Close the hood.