2018 GMC Terrain towing capacity
Up to 3,500 lbs with a conventional ball hitch. That rating is for this configuration: TERRAIN FWD/AWD, 2.0L TURBO I-4, AWD, 3.17 axle. The lowest-rated configuration in the same tables is 1,500 lbs, so the answer for your vehicle depends on how it is equipped.
The top figure belongs to one specific build. Find the row that matches your engine, cab, drive and axle, and check the label on your driver's door jamb. Passengers and cargo in the truck come off what you can tow.
2018 GMC Terrain towing capacity by engine
The highest rating published for each engine. Pick a figure to see every configuration behind it.
2018 GMC Terrain towing capacity chart
All 4 configurations in the source, by hitch type and engine, highest rating first. Each row links to the page it is printed on.
Conventional (ball hitch)
| Configuration | Drive | Axle | Max trailer | Needs | Source |
|---|---|---|---|---|---|
| TERRAIN FWD/AWDhitch type not named in this table; the table notes give a trailer tongue weight percentage, i.e. ratings for a ball (tongue-weight) hitch; rating printed for FWD and AWD together | AWD | 3.17 | 3,500 lbs | p. 22 | |
| Denali, TERRAIN DENALI FWD/AWDhitch type not named in this table; the table notes give a trailer tongue weight percentage, i.e. ratings for a ball (tongue-weight) hitch; rating printed for FWD and AWD together | AWD | 3.17 | 3,500 lbs | p. 22 |
| Configuration | Drive | Axle | Max trailer | Needs | Source |
|---|---|---|---|---|---|
| TERRAIN FWD/AWDhitch type not named in this table; the table notes give a trailer tongue weight percentage, i.e. ratings for a ball (tongue-weight) hitch; rating printed for FWD and AWD together | AWD | 3.47 | 1,500 lbs | p. 22 |
| Configuration | Drive | Axle | Max trailer | Needs | Source |
|---|---|---|---|---|---|
| TERRAIN FWD/AWDhitch type not named in this table; the table notes give a trailer tongue weight percentage, i.e. ratings for a ball (tongue-weight) hitch; rating printed for FWD and AWD together | AWD | 2.89 | 1,500 lbs | p. 22 |
Common questions
Which 2018 GMC Terrain engine tows the most?
2.0L TURBO I-4, at up to 3,500 lbs. Next is 1.5L TURBO I-4 at up to 1,500 lbs.
Where do these numbers come from?
From 2018 GMC Trailering Guide. Each row in the tables above links to the document and gives the page the figure is printed on.
Towing equipment for the 2018 GMC Terrain
Parts sold to fit this vehicle. Fitting one does not raise a rating, and the tables above say what each rating needs.
- Trailer wiring harness for the 2018 GMC Terrain. See on Amazon (paid link)
- Trailer hitch receiver for the 2018 GMC Terrain. See on Amazon (paid link)
As an Amazon Associate we earn from qualifying purchases. The ratings on this page come only from the documents cited.
Where these numbers come from
- 2018 GMC Trailering Guide, GMC. Manufacturer towing guide. Retrieved October 3, 2026.
Page numbers count pages in the linked file, which can differ from the number printed in the corner. Report a number that looks wrong.
Related ratings
- 2019 GMC Terrain towing capacity
- 2017 GMC Terrain towing capacity
- Every year of the GMC Terrain
- Other SUVs that can tow 3,500 lbs
- 2018 GMC Sierra 3500HD, up to 20,000 lbs
- 2018 GMC Sierra 2500HD, up to 14,500 lbs
- 2018 GMC Sierra 1500, up to 12,500 lbs
- 2018 GMC Savana Cargo, up to 10,000 lbs
- 2018 GMC Savana Passenger, up to 9,400 lbs