Why is my engine popping and backfiring during acceleration?
Why is my engine popping and backfiring during acceleration? anytime an engine is popping and backfiring and carrying on its usually out of time or is mis firing A lean code usually indicates an intake manifold leak. It might just have gotten worse. Here we go again. acceleration Sputtering and popping was the first indication of trouble with mine (see: Another one not running ). Why does my truck sputter and backfire when I accelerate? Hey I'm new here and desperate for answers! I'm in the middle of PCSing with the Air Force to Japan and was getting my truck...