Based on car owner complaints, the most common issues with the 2011 GMC Terrain fall into the category of ENGINE. Below we had classified the complaints into groups by components affected.
We have singled out the top-3 most critical reports that involved victims or injuries.
Exhaust manifold cracked between cylinders 2 and 3 upstream oxygen sensor from hot exhaust gases from the leak passing on the wires and heater element...
I was going to a 930 am doctor appt@the cancer clinic, with my husband & father as passengers. i was in the left turn lane northbound attempting to tu...
Tl* the contact owned a 2011 gmc terrain. the contact stated that while driving approximately 35 mph, a second vehicle crashed into the front drivers...