GMC Terrain: Driving and Operating / Fuel

Lane Keep Assist (LKA)

If equipped, LKA may help avoid crashes due to unintentional lane departures. It may assist by gently turning the steering wheel if the vehicle approaches a detected lane marking without using a turn signal in that direction...

Top Tier Fuel (Gasoline and Diesel)

Top Tier Fuel (Gasoline) GM recommends the use of TOP TIER Detergent Gasoline to keep the engine clean, reduce engine deposits, and maintain optimal vehicle performance...

Other information:

GMC Terrain 2018-2025 Owners Manual: Drunk Driving

Death and injury associated with drinking and driving is a global tragedy. Warning Drinking and then driving is very dangerous. Your reflexes, perceptions, attentiveness, and judgment can be affected by even a small amount of alcohol. You can have a serious — or even fatal — collision if you drive after drinking...

GMC Terrain 2018-2025 Owners Manual: 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. Being aware of these factors can help in understanding how the vehicle handles and what can be done to avoid many types of crashes, including a rollover crash...