GMC Terrain: Reporting Safety Defects / Reporting Safety Defects to the Canadian Government

Reporting Safety Defects to the United States Government

If you believe that your vehicle has a defect which could cause a crash or could cause injury or death, you should immediately inform the National Highway Traffic Safety Administration (NHTSA) in addition to notifying General Motors...

Reporting Safety Defects to General Motors

In addition to notifying NHTSA (or Transport Canada) in a situation like this, notify General Motors. In the U.S., call 1-800-GMC-8782 (1-800-462-8782), or write: GMC Customer Assistance Center P...

Other information:

GMC Terrain 2018-2025 Owners Manual: Forward Collision Alert (FCA) System

If equipped, the FCA system may help to avoid or reduce the harm caused by front-end crashes. When approaching a vehicle ahead too quickly, FCA provides a red flashing alert on the windshield and rapidly beeps or pulses the driver seat. FCA also lights an amber visual alert if following another vehicle much too closely...

GMC Terrain 2018-2025 Owners Manual: Maintenance Schedule

Owner Checks and Services At Each Fuel Stop Check the engine oil level. See Engine Oil. Once a Month Check the tire inflation pressures. See Tire Pressure. Inspect the tires for wear. See Tire Inspection. Check the windshield washer fluid level...