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  1. Engine & Drivetrain
    Hi, I have a 2017 GMC Acadia Denali. It has been driving fine until recently. I went to start it and it wouldn’t start. All the lights came on, it made a clicking noise but we had to push the start button for about 5 minutes off and on for it to start. We’ve tested the battery, alternator, key...
  2. General Tech
    The error steering assist reduced comes up and my check engine light is on. I was low on coolant and added some but it is still there. As I was getting out my partner could hear the fan from inside the house. Anyone else have this issue? The other thread hasn't been active in sometime. I...
  3. Engine & Drivetrain
    Hello Everyone, New to the forum here, happy to be a part of it! I have a 2017 Acadia Denali with ~133,000 miles. About two months ago I noticed a jerking/shuddering at highway speeds, generally between 50-65mph. This only happens under light acceleration or cruising up a slight incline. If...
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