GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 490398  Size: SH
  1. Remove the under hood electrical center cover.

  2. Object Number: 665642  Size: SH
  3. Remove the A/C compressor relay from the electrical center.

Installation Procedure


    Object Number: 665642  Size: SH
  1. Install the A/C compressor relay to the electrical center.

  2. Object Number: 490398  Size: SH
  3. Install the under hood electrical center cover.