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#denali #gmc #gmcacadia 2007 acadia 2008 2010 acadia 2011 2012 2012 acadia 2013 2014 2015 2017 2017 acadia denali 2018 2019 2020 acadia 2021 a/c abs acadia acadia 2012 acadia 2017 air conditioning alternator at4 awd bad shifting battery bluetooth bose amp brakes catalytic converter climate control coolant crank no start denali diy drl dvd electrical engine engine swap fan fog light fuel fuel injector fuse fuses gmc gmc acadia guage headlight help hid hud hvac infotainment led liftgate lights misfire need help no start noise overheating power door locks power lift gate power steering problem radiator radio radio display radio promblems rear window remote start rims rough running sensor service battery charging system service stabilitrak shift slt speakers stabilitrak temperature thermostat timing timing chain towing traction control transmission turn signal upgrades usb warranty wheels wiring wiring harness wont start
  1. Engine & Drivetrain
    Hi, I'm trying to diagnose a problem with my 2011 Acadia. I've had some codes set and long term fuel trims seem to stay pretty negative -25 to -30. Short term bounces around +/- 10% maybe. Both banks run about the same. Doesn't seem to matter if its idle, cruising or hard accel. I'm thinking its...
    ltft maf rich
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