Electrical System Related Problems of the 2018 GMC Acadia

Table 1 shows eight common electrical system related problems of the 2018 GMC Acadia. The number one most common problem is related to the electrical system (101 problems). The second most common problem is related to the battery dead (two problems).


Recently reported Electrical System problems of the 2018 GMC Acadia

The Electrical System problem

Car does not turn off, says “shift to park” but car already is in park and car won’t turn off.   Read details...

The Battery Dead problem

When shutting the Acadia off it prompts a message saying must be in park. It is in park but computer is not recognizing it. This forces you to leave car running. If you dont then your battery will go dead.   Read details...

The Alternator/generator/regulator problem

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...


Electrical System related problems in other GMC Acadia model year vehicles:



Acadia Service Bulletins
Acadia Safety Recalls
Acadia Defect Investigations