My 2001 Buick LaSabre Custom has developed a some time miss when it slows down and then the accelerator is applied going uphill. Any ideas? It has new Spark plug wires.

Asked by Jul 20, 2015 at 05:20 PM about the 2001 Buick LeSabre Custom Sedan FWD

Question type: Maintenance & Repair

My 2001 Buick LaSabre Custom has developed a some time miss when it slows down
and then the accelerator is applied going uphill. Any ideas? It has new Spark plug wires.

4 Answers

9,135

does it have new spark plugs

645

My car does the same thing, I have spent about $500 in parts trying to figure out what it may be. If you get it figured out please post the answer :-)

90

check air hose from fuel regulater small hole or rubbing agaist something made small holr . hose on most cars are about 2inchs long .hope i helped

1 people found this helpful.
10

Check EGR valve sometimes the leak and cause a look like missing.

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