For the 2009 Chevrolet Colorado, the supplied fitment data lists a 9005 bulb for the high-beam headlights. No low-beam bulb is provided, so verify the existing low-beam bulb and headlight assembly before ordering. The fog lights use 9045 bulbs.
Other notable exterior lighting includes 3757A bulbs for the front turn signals, parking lights, and front side markers. The rear turn signals and reverse lights use 3057, while the tail and brake lights use red 3057R bulbs. The rear side markers use 3057A, and the center stop light uses 912. Daytime running lights use 4157NA.
- License plate lighting may use 2825 or 98.
- Courtesy lighting may use 194 or 7441.
- Dome lighting may use 561 or 578.
- Map and trunk lights use 212-2 and 912, respectively.