GMC Terrain: Setting Adaptive Cruise Control / Resuming a Set Speed

GMC Terrain 2018-2021 Owners Manual / Driving and Operating / Cruise Control / Setting Adaptive Cruise Control / Resuming a Set Speed

If the ACC is set at a desired speed and then the brakes are applied, ACC is disengaged without erasing the set speed from memory.

To begin using ACC again, press RES+ briefly while moving more than 5 km/h (3 mph). The vehicle returns to the previous set speed.

A green ACC indicator and the set speed display on the instrument cluster. The vehicle ahead indicator may be flashing if a vehicle ahead was present and moved. See “Approaching and Following a Vehicle” later in this section.

Once ACC has resumed, if there is no vehicle ahead, if the vehicle ahead is beyond the selected following gap, or if the vehicle has exited a sharp curve, then the vehicle speed will increase to the set speed.

Setting Adaptive Cruise Control

If is on when not in use, SET–/ RES+ could be pressed by mistake and engage ACC when not desired. Keep off when cruise is not being used. Select the set speed desired for ACC...

Increasing Speed While ACC Is at a Set Speed

If ACC is already activated, do one of the following: Use the accelerator to get to the higher speed. Press SET–. Release SET– and the accelerator pedal...

Other information:

GMC Terrain 2018-2021 Owners Manual: Tire Pressure Monitor

This vehicle may have a Tire Pressure Monitor System (TPMS). The low tire pressure warning light alerts to a significant loss in pressure of one of the vehicle's tires. If the warning light comes on, stop as soon as possible and inflate the tires to the recommended pressure shown on the Tire and Loading Information label...

GMC Terrain 2018-2021 Owners Manual: If the On Indicator Is Lit for a Child Restraint