Truck runs badly
10

Asked by Randy Jul 28, 2018 at 01:59 AM about the 1997 Ford F-150 Lariat LB

Question type: Maintenance & Repair

When cold my truck runs good , as it warms up it starts running bad and
missing in one cylinder and as I was it AC closes off . Any suggestions .

1 Answer
7,395

Brianator answered 5 years ago

Id start by using an inline spark tester to see of spark grows weak in one or 2 cylinders then check to see if you have a leaking fuel injector.

Mark helpful

Your Answer:

Related Questions

  • Truck runs badly 1 Answer

    When cold my truck runs good , as it warms up it starts running bad and missing in one cylinder and as I was it AC closes off . Any suggestions .

    1997 Ford F-150 Lariat LB

    -

    Maintenance & Repair

  • How to diagnose why F150 runs badly? 11 Answers

    I know nothing about Ford F150's so here I am, asking for help in how to determine why my daughter's 2001 F-150 4wd extended cab 5.4 liter engine starts easily but will not produce enough power to mov...

    2001 Ford F-150 XL Extended Cab 4WD LB

    -

    Maintenance & Repair

  • truck runs rough when it warms up 17 Answers

    i have a 2004 f150 with a 4.6 engine . the truck runs fine when i first start it but once it warms up it start to sputter when i give it the gas. the engine light is on but not blinking. any sugges...

    2004 Ford F-150 XLT SuperCrew

    -

    Maintenance & Repair

  • Truck runs 230 degrees any suggestions why? 4 Answers

    Changed radiator hoses and thermostat now truck runs 230 degrees and fans are on once warmed up and stay on I have good heat in the cab engine is warm but radiator is cold any suggestions it has t...

    2012 Ford F-150 XLT SuperCab 4WD

    -

    Maintenance & Repair

  • Why do my truck runs for 20mins and shuts off? 18 Answers

    I took a 5.0 motor out of a 89 ford pick up and put it in a 77 ford. I change the fuel injection back to carburetor is there anything else I need to I but a new extibutor cap and all runs for 20...

    1977 Ford F-150

    -

    Maintenance & Repair

Own this car?

Share your experience with others.

1997 Ford F-150

Write a car review

Review another car

Shortcuts

Search Ford F-150 Questions

CarGurus Experts

  • #1
    OJ
    Reputation
    42,030
  • #2
    Gene Arnett
    Reputation
    16,010
  • #3
    Rowefast
    Reputation
    15,550
View All

Know more, shop wisely

Search

Related Models For Sale

Used GMC Sierra 1500
1,926 Great Deals out of 69,078 listings starting at $3,490
Used Toyota Tacoma
2,258 Great Deals out of 38,900 listings starting at $3,800
Used Dodge RAM 1500
88 Great Deals out of 1,519 listings starting at $1,999
Used Ford F-250
197 listings starting at $7,995
Used Ford Mustang
1,017 Great Deals out of 21,614 listings starting at $2,500
Used Ford Ranger
672 Great Deals out of 15,308 listings starting at $1,995
Used Jeep Wrangler
3,024 Great Deals out of 63,118 listings starting at $3,999

Used Cars for Sale

2024 Ford F-150 For Sale
16 Great Deals out of 69,595 listings starting at $28,086
2023 Ford F-150 For Sale
886 Great Deals out of 17,454 listings starting at $28,000
2022 Ford F-150 For Sale
593 Great Deals out of 6,733 listings starting at $21,000
2021 Ford F-150 For Sale
911 Great Deals out of 9,704 listings starting at $10,950
2020 Ford F-150 For Sale
545 Great Deals out of 5,742 listings starting at $9,885

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.