GM Service Manual Online
For 1990-2009 cars only

Exterior Lamp

Bulb Number

Back-up Lamp

3047

Center High-Mounted Stoplight (CHMSL), Cargo Lamp

912

Front Turn Signal Lamp, Sidemarker Lamp and Parking Lamp

3157A

High-Beam Headlamp

9005

Low-Beam Headlamp

H11

License Plate Lamp

168

Rear Turn Signal Lamp, Taillamp, and Stoplamp

3047

Sidemarker Lamp

194

For replacement bulbs not listed here, contact your dealer/retailer.