How to Replace Headlight 10-15 GMC Terrain
Difficulty: Intermediate · About 40 min · Gmc Terrain
Replace a headlight bulb or the full headlight assembly on a 2010-2015 GMC Terrain.
Tools you will need
- Flat blade screwdriver
- T20 driver
- Phillips head screwdriver
- 7mm socket
- 10mm socket
- Ratchet
Parts and supplies
- Headlight bulb
- Headlight assembly
Steps
- Service a bulb
Remove the T20 Torx bolt behind the front bumper, twist off the cover, reach in to disconnect and swap the bulb, then twist the cover back on and refit the bolt.
- Remove the old headlight
Pry up the push clips in the panel above the assembly, remove the T20 bolts over the grille, remove the four wheel-well fasteners (two T20 bolts and two push clips), reach behind the inner fender to pull the bumper cover out, unbolt the exposed 7mm and 10mm bolts, lift the two tabs on top of the headlight and pull it out, then disconnect its harness.
- Install the new assembly
Transfer the bracket and bulbs from the old headlight with a T20 driver, insert the new assembly and secure it with the three 7mm bolts and one 10mm bolt, then refasten the bumper cover's two T20 bolts and push clips and the grille's two T20 bolts.
Check your vehicle’s repair manual for exact specifications and fit.