GMC Terrain: Setting Cruise Control / Ending Cruise Control

Using Cruise Control on Hills

How well the cruise control works on hills depends upon the vehicle speed, load, and the steepness of the hills. When going up steep hills, you might have to step on the accelerator pedal to maintain the vehicle speed...

Erasing Speed Memory

The cruise control set speed is erased from memory if is pressed or if the ignition is turned off...

Other information:

GMC Terrain 2018-2022 Owners Manual: Hill and Mountain Roads

Driving on steep hills or through mountains is different than driving on flat or rolling terrain. Tips include: Keep the vehicle serviced and in good shape. Check all fluid levels and brakes, tires, cooling system, and transmission. Shift to a lower gear when going down steep or long hills. Warning Using the brakes to slow the vehicle on a long downhill slope can cause brake overh..

GMC Terrain 2018-2022 Owners Manual: Vehicle Messages

Messages displayed on the DIC indicate the status of the vehicle or some action that may be needed to correct a condition. Multiple messages may appear one after another. The messages that do not require immediate action can be acknowledged and cleared by pressing V. The messages that require immediate action cannot be cleared until that action is performed. All messages should be taken..