F250 5.4 spits and sputters

Asked by Guru17QSD Sep 30, 2019 at 04:12 PM about the 2003 Ford F-250 Super Duty Lariat Extended Cab 4WD

Question type: Maintenance & Repair

After having Duall Exhaust installed, Truck is not running well at all. Had a
Resnator installed to give some back pressure, didnt help.

2 Answers

F_O_R answered 5 years ago

You removed the cats? If so put them and the O2 senors back in and it will run correctly.

Mark helpful

F_O_R answered 5 years ago

I hope you saved all the parts you took off because if not this is going to cost you dearly!

Mark helpful

Your Answer:

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