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transmission control

  1. DIY, Aftermarket/Upgrades
    Good afternoon, I'm new to this forum and just purchased a 2007 gmc acadia. The SUV seems clean but does have over 190,000 miles. Runs and drives but has issues with transmission. After about 10 minutes driving the transmission seems to slip out of gear and goes nowhere. I've heard about the...
  2. General Tech
    Just a heads up, my 2017 with 52,000 km on the odometer has started a frequent error with message of... "Action Required" "Shift to Park" This happens about every third time I park the Acadia, it is a pain to get cleared, sometimes I need to restart and shutoff the Acadia several times to...
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