missfire

  1. S

    Idle Misfire 2011

    I really need some ideas here, been fighting this for about six months now, the truck runs great and is my daily driver. Scanner shows misfires on cylinder 1 and 7 only when idling and after its warmed up. at 800rpms it misses like crazy at 900rpm its smooth 5.7 166000 miles These are the...
  2. Cowboy Brick

    Rough Idle, Misfires, Rough acceleration, any help?

    I got a 2012 5.7 Hemi. Got my truck back from the shop and it's been misfiring since. They replaced a leak in the manifolds that was causing the tick and the tick is gone now. They also replaced the o2 wiring harness from the injectors all the way down to the o2 sensors and replaced both...
  3. RamNation91

    Coolant sensor issues. help!

    2012 Ram 1500 5.7 need a little help or pointers, my truck was having issues starting but no engine light or codes when i scanned it. ended up changing the coolant sensor & now starts no problem but my EVIC coolant gauge won't drop below 100F even when i disconnected the sensor. & i believe is...
  4. J

    sputters on load

    I have an 1989 W100 with a 318.... it idles fine runs fine when just taking it easy but when I accelerate fast or have to take off on a hill or anything that puts any load on the engine it sputters like it is miss firing. Suggestions? Asked a mechanic friend and he asked if it had a Mass Air...
  5. XXSNOTRODXX

    Need help with 05 GC 5.7. Bucking/stalling, now studder/miss at speeds

    I apologize for the long post this is going to be in advance. And I apologize that this is not ram related. But being that it is the 5.7 Hemi I am hoping for some help here as a last resort because I havent been able to get nay help on the Jeep forums. I have an 05 grand Cherokee limited with...

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