2010 Buick LaCrosse Owner's Manual - Page 317

Vehicle Care 9-37 Fog Lamps To replace one of these bulbs: 3. Remove the old bulb from the bulb socket and push the new bulb straight into the bulb socket until it connects. 4. Push the bulb socket into the bulb assembly to lock it into place. 5. Reconnect the bulb socket to the electrical connector. Taillamps, Turn Signal, Stoplamps, and Back-Up Lamps 1. Locate the bulb assembly under the front facia. 2. Disconnect the bulb socket from the electrical connector and pull out the bulb assembly. A. Turn Signal Lamp B. Back-Up Lamp To replace one of these lamps: 1. Open the trunk. See Trunk on page 1‑11. 2. Pull back the trunk trim. 3. Remove the four plastic wing nuts retaining the taillamp assembly in place.