2018 GMC TERRAIN Complaints
View complaints related to 2018 GMC TERRAIN. The complaints found here are submitted by actual consumers with first hand experience. There are more than 220 complaints submitted for the 2018 GMC TERRAIN. You can submit your own complaint to the NHTSA or call the Hotline, Monday-Friday 8am to 8pm at (888) 327-4236, TTY: (800) 424-9153.
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2018 GMC TERRAIN- O'FALLON, MO
THE FIRST TIME WHILE DRIVING AT 60 MPH, THE VEHICLE INSTRUMENT PANEL WARNING LIGHTS ACTIVATED AND GAUGES FLUCTUATED FOLLOWED BY ACCELERATION, BRAKING AND STEERING MOVEMENT. THEN THE INFORMATION PANEL DISPLAYED STABILITRAK UNAVAILABLE, COLLISION WARNING UNAVAILABLE, LANE CHANGE ALERT UNAVAILABLE AND TRANSMISSION SERVICE. THE CAR THEN STARTED SHIFTING ERRATICALLY. THE 2ND TIME SAME SITUATION WHILE DRIVING 30-40 MPH.
Source: NHTSA WEB SITE -
2018 GMC TERRAIN- ANNANDALE, MN
TL* THE CONTACT OWNS A 2018 GMC TERRAIN. WHILE DRIVING VARIOUS SPEEDS, THE DRIVER'S ALERT WARNING SYSTEM FAILED TO OPERATE AS INTENDED. THE VEHICLE WAS TAKEN TO AN UNKNOWN DEALER, BUT THE CAUSE OF THE FAILURE COULD NOT BE DETERMINED. THE MANUFACTURER WAS MADE AWARE OF THE FAILURE AND STATED THAT THE VEHICLE WAS PERFORMING AS INTENDED. THE FAILURE MILEAGE AND VIN WERE NOT AVAILABLE. *BF LANE CHANGE ALERT NOT WORKING. UPDATED 9/18/18*JB
Source: HOTLINE VEHICLE OWNERS QUESTIONNAIRE