Two problems related to wiring have been reported for the 2015 GMC Acadia. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2015 GMC Acadia based on all problems reported for the 2015 Acadia.
Water is getting into the rear doors and it entering the wiring harness located on both doors shorting out the radio, the amp and the turn signals. This is very dangerous and according to the forums online it is a regular occurrence.
I have a 2015 GMC Acadia, I have had to replace the module to the side mirror safety lights twice. It has recently gone out again. I was told the wiring is shorting out causing the module to go out and the car to not run. GMC has a recall for this vehicle under 80,000 miles. My car currently has 127,000. 00 miles because I drive it a lot for work. I contacted GMC and explained this has been replaced twice and is a safety issue that they know about and was told there is nothing they can do for me. I am a single mother and cannot afford to have this fixed again so I have no safety module for the side mirror or park assist. GMC knows this is a problem and that it was fixed once under 80,000 miles, again under 100,000 miles and now at 127,000 it is shorting out causing issues with the car to start and even with documentation from the dealer will not fix the car under recall. If GMC will not fix their safety issues they should not be allowed to marker these as safety features on the car, especially since they are aware of the electrical issues with the vehicle and chose not to fix the,.