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mass air flow sensor

  1. MIL and ESP lights won't go out

    General Maintenance & Repair
    I've run the diagnostic twice at the dealership and each time it comes up as a mass air flow sensor faulty. I ordered and installed the MAF, pretty easy, and had the codes wiped. After 20 miles of driving both lights came back on. Upon first starting the treg idles fine, but when moving it...
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