GM Service Manual Online
For 1990-2009 cars only

Object Number: 849769  Size: B3
  1. Remove the fastener which holds down the trunk trim. On vehicles without a convenience net, pry the fastener loose. On vehicles with a convenience net, remove the net and unscrew the fastener. Then pull down the trunk trim.
  2. Remove the taillamp bulb assembly by turning it one-eighth of a turn counterclockwise.

  3. Object Number: 849770  Size: B3
  4. To remove the bulb, pull it out of the assembly.
  5. Push in a new bulb.
  6. Reverse Steps 1 and 2 to reinstall the taillamp assembly.