From engine failures to transmission issues, learn which GMC Terrain models to avoid and which years stand out for reliability.

For the 2011 model year, the GMC Terrain remained largely unchanged from its 2010 debut. The most notable update, however, was an improvement to the voice recognition on the OnStar system ...

the GMC Terrain SUV is similar in size and mechanical details to its predecessor, and the related Chevrolet Equinox. It is again powered by a 175-hp, 1.5-liter turbocharged four-cylinder engine ...