91 f150 4.9 engine will crank if primed thru breather and crank after unless it sits for hr or so then gotta be reprimed to crank....any ideas as to why?

10

Asked by Oct 22, 2013 at 07:15 AM about the 1991 Ford F-150 S SB

Question type: Maintenance & Repair

fuel pump works fine   pressure test is ok  just won't crank after sitting for hr or so   once primed it cranks fine til next time it sits

2 Answers

20,440

When you say "crank" you mean it will not start, but will turn over, right?

1 of 1 people found this helpful.
10

it will turn over it cranks and runs great after priming and keeps cranking unless it sits for period of time

1 of 1 people found this helpful.

Your Answer

Ford F-150 Experts

  • #1
    OJ
    Reputation
    9,070
  • #2
    dandyoun
    Reputation
    4,570
  • #3
    tennisshoes
    Reputation
    3,120
View All

Related Models For Sale

Used GMC Sierra 1500
1,003 Great Deals out of 66,526 listings starting at $2,495
Used Ford Mustang
594 Great Deals out of 36,129 listings starting at $1,800
Used Ford F-250
468 listings starting at $2,550
Used Ford Explorer
886 Great Deals out of 67,382 listings starting at $1,800

Used Cars For Sale

2018 Ford F-150 For Sale
60,518 listings starting at $21,850
2017 Ford F-150 For Sale
130 Great Deals out of 60,782 listings starting at $17,990
2016 Ford F-150 For Sale
136 Great Deals out of 7,903 listings starting at $16,995
2015 Ford F-150 For Sale
342 Great Deals out of 11,424 listings starting at $15,591
2014 Ford F-150 For Sale
497 Great Deals out of 14,347 listings starting at $9,999

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.