GMC Terrain: Driving and Operating / Driving Information

Driving and Operating

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Driver Behavior. Driving Environment

Driver Behavior Driving is an important responsibility. Driver behavior, the driving environment, and the vehicle's design all affect how well a vehicle performs...

Other information:

GMC Terrain 2018-2023 Owners Manual: OnStar Additional Information

In-Vehicle Audio Messages Audio messages may play important information at the following times: Prior to vehicle purchase. Press to set up an account. After change in ownership and at 90 days. Transferring Service Press to request account transfer eligibility information...

GMC Terrain 2018-2023 Owners Manual: Fuel (LYX - 1.5L L4 Turbo Engine) and Fuel (LTG - 2.0L L4 Turbo Engine)

Fuel (LYX - 1.5L L4 Turbo Engine) Regular Unleaded Fuel Use only Regular 87 octane — (R+M)/2 — or higher unleaded gasoline in your vehicle. TOP TIER Detergent Gasoline is recommended. Do not use gasoline with an octane rating lower as it will result in reduced performance and lower fuel economy...