The 2014 Terrain is less reliable than other cars from the same model year.
The Reliability score is based on our latest subscriber survey of 2014 GMC Terrain owners. The owner comments describe problems respondents experienced with this vehicle.
Sensors (O₂, or oxygen, sensor), emission-control devices (includes EGR), fuel-injection system, fuel gauge/sender, fuel pump, problems filling up the tank.
"Muffler has developed a leak and the sensor indicates that the catalytic converter is not functioning properly"
Anonymous, MO (2014 GMC Terrain SLE 2.4-L 4 Cyl)AC compressor, blower (fan) motor, condenser, evaporator, heater system, automatic climate system, electrical failure, refrigerant leakage.
"It blows but it does not get cold had it checked nothing was wrong. Do not want to go to dealer!!"
Anonymous A., LA (2014 GMC Terrain SLT 3.6-L V6)"Had small leak"
Anonymous, NC (2014 GMC Terrain SLT 3.6-L V6)Infotainment system (audio, GPS, phone), rear entertainment system, backup or other camera/sensors, head-up display.
"The time/date temp etc freezes up and it shows a date etc from years ago"
Anonymous, NY (2014 GMC Terrain SLE 2.4-L 4 Cyl)Muffler, pipes, catalytic converter, exhaust manifold, heat shields, leaks.
"coolant leak into oil"
Anonymous, WA (2014 GMC Terrain SLT 2.4-L 4 Cyl)Engine rebuild or replacement, cylinder head, head gasket, turbocharger or supercharger, timing chain or belt.
""The GMC engine seized up at 65,000 miles and he decided to get a rebuilt engine instead of a new car.""
Anonymous, NY (2014 GMC Terrain SLE 2.4-L 4 Cyl)Transmission rebuild or replacement, torque converter, premature clutch replacement.
""Code PO-018 (code of death) timing chain issue. When lower gears automatically shift loud clunk and vehicle lurches forward. Cost over $3,000 to repair but no guarantees it wont happen again. GM is aware of this flaw but will not pay for repairs.""
Anonymous A., MN (2014 GMC Terrain SLT 3.6-L V6)Driveshaft or axle, CV joint, differential, transfer case, four-wheel-drive/all-wheel-drive components, driveline vibration, electrical failure, traction control, electronic stability control.
"The sensor indicated a problem with my ABS but the wheel hub and sensor had be damaged and was replaced"
Anonymous, MO (2014 GMC Terrain SLE 2.4-L 4 Cyl)Shocks or struts, ball joints, tie rods, wheel bearings, alignment, steering linkage (includes rack and pinion), power steering (pumps and hoses, leaks), wheel balance, springs or torsion bars, bushings, electronic or air suspension.
Alternator, starter, hybrid battery replacement, hybrid battery related systems, regular battery, battery cables, engine harness, coil, ignition switch, electronic ignition, spark plugs and wires failure, auto stop/start.
Accessory belts and pulleys, engine computer, engine mounts, engine knock or ping, fuel leaks, oil leaks.
Squeaks, rattles, wind noises, seals and/or weather stripping, air and water leaks.
Premature pad/rotor wear, pulsation or vibration, antilock system, parking brake, master cylinder, calipers, squeaking, brake failure, regenerative braking.
Windows, locks and latches, doors or sliding doors, tailgate, trunk or hatch, mirrors, seat controls (power or manual), seat belts, sunroof, convertible top, glass defect.
Paint (fading, chalking, peeling, or cracking), loose interior or exterior trim or moldings, rust.
Radiator, cooling fan, water pump, thermostat, antifreeze leaks, overheating.
Cruise control, clock, warning lights, body control module, keyless entry, wiper motor or washer, tire pressure monitor, interior or exterior lights, horn, gauges, 12V power plug, USB ports, alarm or security system, remote engine start, heated or cooled seats, heated steering wheel, headlights, automatic headlights, automatic wipers, wireless charging pad.
Gear selector and linkage, transmission computer, transmission sensor or solenoid, clutch adjustment, rough shifting, slipping transmission, leaks.
"Replaced valve"
Anonymous, NC (2014 GMC Terrain SLT 3.6-L V6)