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  1. Engine & Drivetrain
    Hello everyone I am trying to help my father in law with his 2011 GMC Acadia. It has the 3.6 VVT engine and 144,311 miles. Last week he was complaining that it would intermittently lose power so I pulled the codes. I asked him if the spark plugs had ever been changed and he said no. I...
  2. General Tech
    Need help! I have a 2012 GMC Acadia Denali with 143k miles. I'm having a ton of issues that may or may not be related to each other. I don't have the means to replace non broken random parts hoping that's the issues; and I don't want to waste my time either lol. Issues: 1. Feeling in gas petal...
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