For the 2022 GMC Acadia, headlight bulb fitment depends on the factory headlight type. LED-equipped headlights use LED bulbs for both the low beam and high beam. Models with halogen headlights use 9012 bulbs for the low and high beams, while models with HID headlights use D3S bulbs for both functions. Confirm whether the vehicle has LED, halogen, or HID headlights before ordering.
Fog light fitment is listed as H11 LED or H16 LED. The front turn signal and parking light use 7444NA, while the rear turn signal uses 7440. Reverse lights use 921 bulbs. The brake lights, center stop light, daytime running lights, front side markers, rear side markers, and tail lights are LED applications.
For other locations, the license plate and map lights are listed as 2825 or 98, the dome light uses 12961, and the vanity light uses 6612F. Use the listed bulb type for the specific lamp position and vehicle configuration.