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  1. whiff

    JKU hesitates and sputters when accelerating at low RPMs

    2008 JKU X, 6 speed stick, no major mods, just 18 in wheels and big brakes all around, 211k mi. Hesitates/sputters only when accelerating at lower rpm, like 1k to 2k. Goes away, nearly completely once operating temp is reached. No codes. Short term fuel trims are zero, long term trims at 6 and...
  2. whiff

    Passenger footwell outside air leak

    2008 JKU X model... In winter, wife noted cold air coming in on her feet at highway speed. Pulled glove box to poke around and noticed the foam gasket between the upper air assembly, where air comes in from the cowl, and the lower hvac assembly, which includes the recirculate door, had...