Fuel/motor

Asked by Jan 22, 2017 at 05:36 PM about the 1999 Buick LeSabre Limited

Question type: Maintenance & Repair

I just replaced fuelpump it was
new and bad.had go bk and get
another. Put it on.it works.now the
problem I'm having is.it crank up
and run.get way s down road and
it dies.give it to much gas and it
dies.give it gas and have keep it
on3k rpm to get it going.it gets
going it good but not for
long.starts stalling again.it needs
intake gasket.but to me it seems
like its getting to much air.and
only things I can fig is its vac hose
leak.map or maf sensor bad or the
ecm.either way been u give it gas
or try after its crunk it wonts to
die.I came up steep hill yesterday
and it was cutting out bad.only
goin25mph.had keep foot on has
to make it.anyone can help me.plz
I'm open to all help thank you.

1 Answer

74,595

Yea you have vacuum leaks and by the sounds of it the biggest problem is the intake manifold gasket.

Your Answer

Buick LeSabre Experts

  • #1
    Tom Demyan
    Reputation
    2,270
  • #2
    John Saffrahn
    Reputation
    2,020
  • #3
    Austin Gaboda
    Reputation
    1,440
View All

Related Models For Sale

Used Buick Regal
165 Great Deals out of 8,920 listings starting at $4,800
Used Chevrolet Impala
548 Great Deals out of 35,116 listings starting at $1,250
Used Buick Century
799 listings starting at $1,600
Used Toyota Camry
985 Great Deals out of 79,810 listings starting at $1,200
Used Mercury Grand Marquis
36 Great Deals out of 1,706 listings starting at $1,000
Used Honda Accord
1,068 Great Deals out of 56,675 listings starting at $899
Used Lincoln Town Car
43 Great Deals out of 1,767 listings starting at $1,000
Used Cadillac DeVille
1,584 listings starting at $2,000
Used Chevrolet Malibu
965 Great Deals out of 66,492 listings starting at $1,000
Used Nissan Altima
980 Great Deals out of 77,162 listings starting at $1,627

Used Cars For Sale

2005 Buick LeSabre Limited For Sale
7 Great Deals out of 82 listings starting at $2,500
2004 Buick LeSabre Limited For Sale
5 Great Deals out of 103 listings starting at $750

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.