2008 Hummer H2 Light Bulbs Types:
| Bulb | Type |
| Low-Beam and High-Beam Headlamps | 9007 |
| Daytime Running Lamps (DRL) | 4114K LCP |
| Front Turn Signal and Parking Lamps | 4157K or 3157KX |
| Taillamp and Stoplamp | 3057K |
| Rear Taillamp in Bumper | 3057K |
| Rear Turn Signal Lamp | 3156K |
| Back-up Lamp | 3156K |
| Roof Marker Lamp Center | 168 |
| Roof Marker Lamp Corner | 194 |
