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  1. E85 to UNL issue suspect Fuel Tank Pressure Sensor

    Chevy Suburban Forum (GMC Yukon XL)
    I own a 2013 Suburban 2WD, 5.3, Automatic, LT, 285,xxx miles. I found I had a problem by accident last year. I run E85 all the time $1.59/gal (Unl $2.39). I stopped at a local gas station and put a couple of gallons of unleaded (87) to get me to a station with E85. After about a mile the engine...
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