GMC’s brand reliability is a mixed bag, ranging from average or better in predicted reliability for some SUVs and heavy-duty pickups to below average for its 1500 Sierra and Canyon pickup trucks.
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Is GMC a reliable SUV?
GMC’s brand reliability is a mixed bag, ranging from average or better in predicted reliability for some SUVs and heavy-duty pickups to below average for its 1500 Sierra and Canyon pickup trucks.

Does the 2014 GMC Terrain have transmission problems?
2014 GMC Terrain transmission problems can show up as shifting delays, jumping or grinding during acceleration, the car shaking at any speed, or whistling noises and a burning smell coming from under the hood.
How many miles can a 2014 GMC Terrain last?
300,000 miles
The GMC Terrain can last 300,000 miles which could mean more than 20 years of service. However, this is dependant on the car being well maintained, regularly serviced and driven sensibly, failure to do so can result in significantly reduced longevity.
Is GMC Terrain a reliable car?

The GMC Terrain Reliability Rating is 3.5 out of 5.0, which ranks it 22nd out of 26 for compact SUVs. The average annual repair cost is $558 which means it has average ownership costs. While repairs tend to be more severe than average, the number of those issues is low, so major repairs are uncommon for the Terrain.
Is a Sierra better than a Silverado?
Both the 2021 Chevy Silverado 1500 and 2021 GMC Sierra 1500 produce identical horsepower and performance specs with help from their ten-speed automatic transmissions. Where they differ is in towing capacity. The Silverado 1500 has a higher towing capacity, when properly equipped, than the Sierra 1500.
Do GMC terrains have transmission problems?
They’re often easy to notice. 2020 GMC Terrain transmission problems can show up as shifting delays, grinding or jumping during acceleration, a feeling of shakiness, or a burning smell or whistling sounds coming from under the hood.
Which is a better SUV Chevy or GMC?
GMC trucks, thanks to GMC’s focus on utility vehicles like pickups and SUVs, are higher quality and better equipped than standard Chevys. GMC trucks are targeted toward professionals more than Chevy trucks are.