GMC Terrain: Setting Adaptive Cruise Control / Disengaging ACC

GMC Terrain 2018-2026 Owners Manual / Driving and Operating / Cruise Control / Setting Adaptive Cruise Control / Disengaging ACC

There are three ways to disengage ACC:

Step lightly on the brake pedal.
Press .
Press .

Do Not Use ACC on Hills and When Towing a Trailer

Do not use ACC when driving on steep hills or when towing a trailer. ACC will not detect a vehicle in the lane while driving on steep hills. If the brakes are applied, ACC disengages...

Erasing Speed Memory

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

Other information:

GMC Terrain 2018-2026 Owners Manual: Compass and Clock

Compass The vehicle may have a compass display on the Driver Information Center (DIC). The compass receives its heading and other information from the Global Positioning System (GPS) antenna, StabiliTrak/ Electronic Stability Control (ESC), and vehicle speed information. The compass system is designed to operate for a certain number of miles or degrees of turn before needing a signal fro..

GMC Terrain 2018-2026 Owners Manual: Interior Mirrors

Interior Rearview Mirrors Adjust the rearview mirror for a clear view of the area behind the vehicle. Do not spray glass cleaner directly on the mirror. Use a soft towel dampened with water. Manual Rearview Mirror Push the tab forward for daytime use and pull it rearward for nighttime use to avoid glare of the headlamps from behind. Automatic Dimming Rearview Mirror If equipped, automatic di..

Engine Overheating

The vehicle has an engine coolant temperature gauge on the instrument cluster and overheat messages in the Driver Information Center (DIC) to warn of engine overheating. See Engine Coolant Temperature Gauge.