GMC Terrain: Driving and Operating / Trailer Towing

General Towing Information

Only use towing equipment that has been designed for the vehicle. Contact your dealer or trailering dealer for assistance with preparing the vehicle to tow a trailer. Read the entire section before towing a trailer.

To tow a disabled vehicle, see Towing the Vehicle. To tow the vehicle behind another vehicle such as a motor home, see Recreational Vehicle Towing.

When towing with the 2.0L L4 engine, only use unleaded gasoline with an octane rating of 89 or higher. Using gasoline with a lower octane rating while towing may damage the engine and may not be covered by the vehicle warranty.

Diesel

Warning Filling a portable fuel container while it is in the vehicle can cause fuel vapors that can ignite either by static electricity or other means...

Driving Characteristics and Towing Tips

Warning You can lose control when towing a trailer if the correct equipment is not used or the vehicle is not driven properly. For example, if the trailer is too heavy or the trailer brakes are inadequate for the load, the vehicle may not stop as expected...

Other information:

GMC Terrain 2018-2023 Owners Manual: Info Pages


The following is the list of all possible DIC info page displays. Some may not be available for your particular vehicle. Some items may not be turned on by default but can be turned on through the Options app. See “ Info Page Options” earlier in this section...

GMC Terrain 2018-2023 Owners Manual: Water in Fuel (Diesel)


Improper fuel tank inspection or cleaning, or contaminated fuel from suppliers, can cause water to be pumped into the fuel tank along with the diesel fuel. If a WATER IN FUEL - CONTACT SERVICE message displays, the water must be drained immediately...

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