GM Service Manual Online
For 1990-2009 cars only

Taillamps, Turn Signal, Sidemarker, Stoplamps and Back-up Lamps Sedan


Object Number: 1578629  Size: B3
  1. Stoplamp/Taillamp/Turn Signal

  2. Sidemarker Lamp

  3. Back-up Lamp

To replace one of these bulbs:

  1. Open the trunk. See Trunk .
  2. Remove the convenience net.
  3. Remove the wing nuts holding the trunk trim.

  4. Object Number: 1578632  Size: B3
  5. Remove the two nuts that hold the taillamp assembly.
  6. Remove the taillamp assembly.
  7. Turn the bulb socket counterclockwise to remove.
  8. Pull the bulb straight out of the socket.
  9. Push the new bulb straight in until it clicks.
  10. Turn the bulb socket clockwise to reinstall.
  11. Reinstall the taillamp assembly and the two nuts that hold the taillamp assembly.
  12. Reinstall the wing nuts holding the trunk trim.

Taillamps, Turn Signal, Sidemarker, Stoplamps and Back-up Lamps Coupe


Object Number: 1757287  Size: B3
  1. Sidemarker Lamp

  2. Stoplamp/Taillamp/Turn Signal Lamp

  3. Back-up Lamp

To replace one of these bulbs:

  1. Open the trunk. See Trunk .
  2. Remove the convenience net.

  3. Object Number: 1578632  Size: B3
  4. Remove the two wing nuts from the trunk trim and pull back the trunk trim to expose the hex nuts.
  5. Remove the three hex nuts retaining the taillamp assembly.
  6. Pull the assembly off to the side to release it from the rear of the vehicle.
  7. Turn the bulb socket counterclockwise to remove from the taillamp assembly.
  8. Pull the bulb from the socket.
  9. Push the new bulb into the socket until it clicks.
  10. Turn the bulb socket clockwise to reinstall into the taillamp assembly.
  11. Push the taillamp assembly back into the rear of the vehicle.
  12. Reinstall the three hex nuts retaining the taillamp assembly.
  13. Reinstall the trunk trim and the two wing nuts.

Taillamps, Turn Signal, Sidemarker, Stoplamps and Back-up Lamps Retractable Hardtop


Object Number: 1757287  Size: B3
  1. Sidemarker Lamp

  2. Stoplamp/Taillamp/Turn Signal Lamp

  3. Back-up Lamp

To replace one of these bulbs:

  1. Open the trunk. See Trunk .
  2. Locate the three rubber covers in the trunk trim, near the taillamp assembly and remove them.
  3. Remove the two nuts and one bolt retaining the taillamp assembly.
  4. Pull off the taillamp assembly to the side to release it from the vehicle.
  5. Turn the bulb socket counterclockwise to remove.
  6. Pull the bulb from the bulb socket.
  7. Push the new bulb straight in until it clicks.
  8. Turn the bulb socket clockwise to reinstall.
  9. Push the taillamp assembly back into place.
  10. Reinstall the two nuts and one bolt retaining the taillamp assembly.
  11. Reinstall the trunk trim and three rubber covers.