1999 Cadillac Catera Owner's Manual - Page 273

yellowblue Taillamp and Rear Turn Signal Lamp 1. Open the trunk to access the lamp housing. 2. Depending on which outer bulb needs replacing, open either the spare tire cover on the driver's side or the storage compartment on the passenger's side to access the bulbs. 4. To remove the bulb, turn it counterclockwise. When you replace the bulb, you need to push it in and twist it clockwise into place. 5. Replace the lamp housing by snapping it back into place. Note: The taillamp assembly running across the rear deck lid is equipped with high-durability illumination. If a bulb problem does occur, see your dealer for assistance. 3. Press the gray tab on the lamp housing up as you pull the black tab on the lamp housing away from the vehicle. Continue to pull the lamp housing straight out to access the bulbs. 6-35