7.3 cuts out for a slight moment.

Asked by Malmay57 Feb 06, 2019 at 10:47 AM about the 1999 Ford F-250 Super Duty Lariat 4WD Extended Cab SB

Question type: Maintenance & Repair

I have a early 99 f-250 super duty with a 7.3
powerstroke.  While driving the truck it kind of cuts
out or hiccups for a slip second and then is fine.  I
had a miss in an injector or 2 so I replaced all 8
thinking that may fix my problem there also and it
didn't.  Any ideas?  Thanks.

6 Answers

Lol it was doing this before I replaced the injectors. It's one reason why I replaced them.

Have you checked the fuel pressure and changed the fuel filter? Redneck. You know diesels do not have spark plugs?

I haven't and I changed it about 2,000 miles ago when I installed the injectors. And I haven't checked the pressure. But since it's a periodic thing do you think it would show any difference unless it happens while checking it.

200

if its not that then it could be a clogged fuel filter or line or dirt in the carburetor or in the bowl

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