2010 GMC Yukon Owner's Manual - Page 80
2010 GMC Yukon Manual
Page 80 highlights
Bulb Replacement Taillamps, Turn Signal, Stoplamps and Back-up Lamps If the taillamp/stoplamp (A) need to be replaced, see your dealer/retailer. 1. Open the liftgate. See "Power Liftgate" in the owner's manual index. A. Taillamp/Stoplamp B. Back-up Lamp C. Turn Signal Lamp D. Sidemarker Lamp 2. Remove the two screws from the taillamp assembly. 3. Pull the taillamp assembly rearward until the inner pins on the taillamp assembly are disengaged from the vehicle. 6-24