Table 1 shows twelve common engine and engine cooling related problems of the 2015 GMC Terrain. The number one most common problem is related to the engine and engine cooling (60 problems). The second most common problem is related to the crankcase (pcv) (five problems).
Oil consumption, causing high pressure furl pump to clog. It also causes catalytic converter to clog. No warning of oil loss. Causing stalling out while driving. Caused the engine to seize. New engine replaced and still same problem s Read details...
Catastrophic mechanical failure; engine failure. Below freezing day driving normally until the car just died right in the middle of a busy 4 lane road. No warning lights were displayed. Luckily I was able to drift the car over to the curb lane then manually push into a parking lot with cars driving Read details...
I noticed my oil l was leaking severely. I had to add oil between changes even. Ended up having both seals replaced less the 2 months ago. It is still leaking. I have to have my oil changed every 2 weeks and add 2-5 quarts between changes. Just put my 2015 Terrain back in the shop at the dealership. Read details...