GMC Terrain: In Brief / Vehicle Features

Transmission

Electronic Range Select (ERS) Mode ERS or manual mode allows for the selection of the range of gear positions. Use this mode when driving downhill to limit the top gear and vehicle speed...

Infotainment System and Cruise Control

Infotainment System See the infotainment manual for information on the radio, audio players, phone, navigation system, and voice or speech recognition...

Other information:

GMC Terrain 2018-2024 Owners Manual: Compact Spare Tire

Warning Driving with more than one compact spare tire at a time could result in loss of braking and handling. This could lead to a crash and you or others could be injured. Use only one compact spare tire at a time. If this vehicle has a compact spare tire, it was fully inflated when new; however, it can lose air over time...

GMC Terrain 2018-2024 Owners Manual: Alerting the Driver

If ACC is engaged, driver action may be required when ACC cannot apply sufficient braking because of approaching a vehicle too rapidly. When this condition occurs, six red lights will flash on the windshield. Either eight beeps will sound from the front, or both sides of the Safety Alert Seat will pulse five times...