2015 Buick Regal Owner Manual - Page 280

Vehicle Care 4. Pull the bulb (2) straight out of the bulb socket (1). 5. Push the replacement bulb straight into the bulb socket and turn the bulb socket clockwise to install it into the lamp assembly. 6. Push the lamp assembly back into position until the release tab locks into place. Exterior Lamp License Plate Lamp Daytime Running Lamp (DRL) (Base) Turn Signal Lamp Sidemarker Lamp 10-33 Bulb Number 194 W21/ 5W ULL W21W or 7440 194 Replacement Bulbs Bulb Assembly 1. Bulb Socket 2. Bulb 3. Lamp Assembly To replace one of these bulbs: 1. Push the release tab toward the lamp assembly. 2. Pull the lamp assembly down to remove. 3. Turn the bulb socket (1) counterclockwise to remove it from the lamp assembly (3). Exterior Lamp Back-up Lamp Fog Lamp Front Turn Signal Lamp (Base) Front Turn Signal Lamp (Uplevel) Low-Beam Headlamp (Base) High-Beam Headlamp (Base) Bulb Number W16W or 921 H10 WY21W PSY24W HIR2 HIR2 For replacement bulbs not listed here, contact your dealer.