Replaced fuel pump

50

Asked by Bobbijo Feb 03, 2019 at 10:01 PM about the 2003 Ford F-250 Super Duty XLT Extended Cab LB 4WD

Question type: Maintenance & Repair

My husband has a 2003 ford f250 5.4 super duty
4x4 truck. He has replace the fuel pump 2x but it
still runs the same. It gets worse going up hills. But
it will run fine and idle fine but taking off or putting
in gear it boggs down and stalls. Has once replace
air filter and fuel filter but still it boggs. He will get
it running ok and then bam it runs like that again.
Now it's been sitting for 6 months rusting, need
help.

1 Answer

F_O_R answered 5 years ago

Possible bad catalytic converters. Is the check engine light on?

1 people found this helpful.
Mark helpful

Your Answer:

Related Questions

  • Replaced fuel pump 1 Answer

    My husband has a 2003 ford f250 5.4 super duty 4x4 truck. He has replace the fuel pump 2x but it still runs the same. It gets worse going up hills. But it will run fine and idle fine but taking off...

    2003 Ford F-250 Super Duty XLT Extended Cab LB 4WD

    -

    Maintenance & Repair

  • fuel pump driver module 2 Answers

    2001 F250 5.4l - do all 2001 F250 have a fuel pump driver module located above the spare tire or are there models of this year/type that do not. I have tried to locate this module but have been uns...

    2001 Ford F-250 Super Duty Lariat 4WD Extended Cab SB

    -

    Maintenance & Repair

  • no power to fuel pump 4 Answers

    no power to fuel pump, , but engine turns over ,some times starter engages while in park with engine running

    1999 Ford F-250 Super Duty

    -

    Maintenance & Repair

  • Fuel pump module 1 Answer

    Do all 2004 Ford F-250 have a fuel pump module , I cannot find one on mine

    2004 Ford F-250 Super Duty XL Extended Cab RWD

    -

    Maintenance & Repair

  • 1999 f250 sd v10. Getting po172 and po174 fuel trims out of wack. I have replaced iac tps cps fuel pump hoses the seemed bad no air leaks that I could find. Clean mas. Also tranney dot shift right 2 Answers

    I ordered a new mass I don't know what the maf should read at idle. What else would cause the fuel trims to be off. New o2 sensors. Seems to run better with the mass low unpluged. At least the b...

    1999 Ford F-250 Super Duty XLT 4WD Crew Cab LB

    -

    Maintenance & Repair

Shortcuts

Search Ford F-250 Super Duty Questions

CarGurus Experts

  • #1
    Tracy Hooks
    Reputation
    3,650
  • #2
    NorCalEvan
    Reputation
    2,450
  • #3
    David Gray
    Reputation
    1,840
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Ford F-150
321 Great Deals out of 13,751 listings starting at $1,712
Used Ford F-350 Super Duty
46 Great Deals out of 2,697 listings starting at $6,996
Used Chevrolet Silverado 2500HD
27 Great Deals out of 1,242 listings starting at $9,500
Used GMC Sierra 2500HD
25 Great Deals out of 1,495 listings starting at $8,000
Used Dodge RAM 2500
16 listings starting at $7,900
Used Chevrolet Silverado 1500
231 Great Deals out of 5,909 listings starting at $2,975
Used GMC Sierra 1500
130 Great Deals out of 6,516 listings starting at $3,975
Used Toyota Tundra
36 Great Deals out of 1,350 listings starting at $6,255
Used Ford F-450 Super Duty
3 Great Deals out of 155 listings starting at $22,777

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.