Service Update
GMC technical service bulletin 17427 (Bulletin for 2018 GMC Terrain.
- Bulletin number
- 17427 (Bulletin
- Component
- Structure
- Summary
- 17427 - Service Update. Certain vehicles equipped with a trailer package (RPO V92) may have a trailer turn signal and brake lamp that is inoperative on a connected trailer due to an incorrect calibration. Dealers are to reprogram the body control module.
Owners of these vehicles have filed 3 complaints in the body category.
Vehicles covered
- GMC Terrain 2018 2018
VIN decoder
See the problems and recalls for an exact car
Buying a used GMC Terrain?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history