Table 1 shows three common engine and engine cooling related problems of the 2018 GMC Acadia. The number one most common problem is related to the engine and engine cooling (29 problems). The second most common problem is related to the manifold/header/muffler/tail pipe (one problem).
| Problem Category | Number of Problems |
|---|---|
| Engine And Engine Cooling problems | |
| Manifold/header/muffler/tail Pipe problems | |
| Check Engine Light On problems |
I am getting the known p0128 code. My engine says it's cold when it's not, my ac isn't working, and I am getting a message that says "steer assist reduced. Drive with care". This is a known problem and complaint of the GMC Acadia. Read details...
1* purchased March 2018 (acadia denali) since August 2018 in motion when I accelerate it sounds like a loud lawnmower & crackling sound in rear muffler area. Took it chevy place in glenpool, ok. They couldn't find anything. Read details...
My 2018 GMC Acadia slt-1 has been having acceleration issues like shuddering and or feels like a full loss of power , with no check engine light. I've taken it into the dealership twice for this problem . Read details...