Random misfire on my 2005 4.7 Dodge Ram

Asked by Apr 03, 2016 at 12:08 PM about the 2005 Dodge Ram 1500 SLT Quad Cab SB 4WD

Question type: Maintenance & Repair

My truck will go into random misfire cutting out
extremely bad. If I hold the petal to it it will all the
sudden kick into full power. This has been going on
for 6 months it will drive like a scowled dog for a
week then misfire real bad for half a day to 2 days
then run fine for a while the like shit and misfire a
day or so

3 Answers

17,270

When was the last time you had a tune up sounds like you have a miss firing spark plug.

82,995

Sure sounds like you need a good tune up, plugs, filters and possibly a set of plug boots. Another thing could be the crank and cam sensors, as those are known failures on this engine.

Changed plugs twice could be a fueling problem. No filter sock in the tank. Changed coil packs. Changed all o2 sensors. Have intensively ran Lucy's deep clean change oil every 5000 with full synthetic

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