GMC Terrain: Setting Cruise Control / Erasing Speed Memory

Ending Cruise Control

There are four ways to end cruise control: Step lightly on the brake pedal. Press . Shift the transmission to N (Neutral). To turn off cruise control, press ...

Adaptive Cruise Control

If equipped, Adaptive Cruise Control (ACC) allows the cruise control set speed and following gap to be selected. Read this entire section before using this system...

Other information:

GMC Terrain 2018-2025 Owners Manual: What to Use

Warning Plain water, or other liquids such as alcohol, can boil before the proper coolant mixture will. With plain water or the wrong mixture, the engine could get too hot but there would not be an overheat warning. The engine could catch fire and you or others could be burned...

GMC Terrain 2018-2025 Owners Manual: Checking Coolant

The vehicle must be on a level surface when checking the coolant level. Check to see if coolant is visible in the coolant surge tank. If the coolant inside the coolant surge tank is boiling, do not do anything else until it cools down. If coolant is visible but the coolant level mark is not visible, add a 50/50 mixture of clean, drinkable water and DEX-COOL coolant at the coolant surge..