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P0300 multiple misfire
Posted to Technical Discussion Forum on 5/10/2013 32 Replies

This truck has me stumped, I replaced all the plugs (maintenance) & the #1 COP because at first it only was missing on #1 cylinder. Now it starts missing on #1 #3 #5 & then goes away. I moved coil from #1 to #3 with the same results. Any ideas ?????

Frankie Fisher
Mason Tire & Auto Service
Surfside Beach, South Carolina, USA

32 Replies Received (View Replies)


car Vehicle Data

2007 Jeep Grand Cherokee Laredo 3.7L Misfire

Engine3.7 L
Trans5-speed Automatic (Electronic)