1998 Chrysler Sebring misfire or backfire

1998 CHRYSLER SEBRING
187,000 MILES • 2.5L • 6 CYL • FWD • AUTOMATIC
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ROSADO1
  • MEMBER
  • 1 POST
The scanner tool says po303 , which is cylinder number 3 . How do I go about dianosing and repairing problem? not sure if its a fuel or injector problem. I installed new oem pre gapped plugs. Please help
Jun 15, 2014 at 5:14 AM
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HMAC300
  • ✓Experienced Mechanic
  • 48,601 POSTS
have a pro do it as these are extremely hard to pinpoint and take a lot of time to do it otherwise you'll waste money on parts that are ok.
Jun 15, 2014 at 8:32 AM
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