GM Service Manual Online
For 1990-2009 cars only

To replace the turn signal and parking lamp, do the following:

  1. Follow Steps 1 and 2 under Headlamps .

  2. Object Number: 855336  Size: A3

    Hold down the tab at the top of the bulb retainer. Twist the retainer one-eighth of a turn counterclockwise and pull the assembly out.

  3. Remove the bulb by pulling the bulb straight out.
  4. Snap in a new bulb.
  5. Reinstall the bulb assembly by reversing Steps 1 and 2.