Misfire

2011 DODGE RAM
125,000 MILES • 5.7L • V8
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GLEN STRAUBHAAR
  • MEMBER
  • 1 POST
Misfires at 4000 rpm and will not quit until engine is shut off and restarted.
Mar 1, 2018 at 5:18 PM
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STRAILER
  • ASE Certified Mechanic
  • 54,832 POSTS
  • ASE Certified Mechanic
Hello,

It sounds like you need set of spark plugs. Here is a guide to help you see what you are in for when doing the job:

https://www.2carpros.com/articles/how-to-test-an-ignition-system

Also, we should run the codes.

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

Please let us know what happens.

Cheers, Ken
Mar 3, 2018 at 1:32 PM
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