Buick Engine Repair Questions and Answers
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2005 Buick LeSabre Custom 6 Cyl 3.8L
Engine - by rbsutherland 9/21/2014My car stumbles intermittenly,
My car has 75000 miles on it. In the last 4 months it has stalled while driving and will not start. After 2 new ignition control modules, 2 new crankshaft position sensors and new ignition control modules the 3rd set it no longer stalls completely. However I get a ...
1991 Buick Park Avenue Base 6 Cyl 3.8L
Engine - by Gary Clark 9/14/2014Car will not start. Doesn't seem to have any spark. It just grinds when trying to start it. Starter has been replaced.
Before the car stopped running the motor ran rough as if it was missing. The check engine is not on.
2005 Buick LeSabre Limited 6 Cyl 3.8L
Engine - by jbours02 9/14/2014Loud engine knocking/shaking
I'm experiencing loud engine knocking and shaking as well as a strong gasoline smell. The check engine light is on solid, but blinks while driving. There is also very little power while driving; the gas pedal is to the floor and acceleration is very minimal.
2002 Buick Regal LS 6 Cyl 3.8L
Engine - by Pete Stone 9/11/2014Car starts but dies shortly after
has new filter and fuel pump
1996 Buick Century Custom 6 Cyl 3.1L
Engine - by badgirlhero 9/10/2014Acceleration/hesitation problem caused by/causing back pressure problem
I have been having problems with my buick century not accelrating well and i have tried a few fixes with no good ending. So far i have replaced plugs, wires, air filter, throttle postion sensor, and mass air flow sensor. After that i took it into a shop to look at ...
2002 Buick Century Limited 6 Cyl 3.1L
Engine - by HB 9/10/2014Lack of acceleration
Just purchased 2002 Buick Century, 51k miles. If I try to accelerate from a stopped position, no matter how much I press on the gas, the car goes so slowly (about 20 mph)and takes a while before it picks up any speed. Much worse if I am going up an incline. Doesn't ...
1994 Buick Park Avenue Base 6 Cyl 3.8L
Engine - by Mike 9/8/2014Cruise control will not stay at selected speed.
The cruise control works fine when there is no strain on it. But when going up a hill it will not keep up to speed selected, it doesn't drop completely out just starts going slower. After car starts going slower If you put the accelerator down to help, then let off ...
1995 Buick LeSabre Custom 6 Cyl 3.8L
Engine - by lesabre man 9/2/2014Lesabre just stalls sporadically, then starts right back up.
Have replaced crank sensor, harmonic balancer, MAF sensor, 02 sensor, fuel regulator, and tested IAC and MAP sensors. Fuel pressures are all good. New fuel filter, air cleaner and spark plugs as well. Removed entire throttle body and completely cleaned it too. Car ...
2000 Buick Century Custom 6 Cyl 3.1L
Engine - by Fudge 9/1/2014Why is my car revving in park?
Sometimes when my Buick century is in park it will begin to rev, or when I'm driving, around 30mph, I have to ride my brakes the whole time to stay at the speed limit.
1991 Buick Skylark Base 4 Cyl 2.5L
Engine - by stan 8/31/2014Code 15 open circut, mechanic says i have an open circut
cooling fan runs constantly,replaced temp sensor, mechanic says open circut
1998 Buick Century Limited 6 Cyl 3.1L
Engine - by adavis219 8/30/2014Does a large gray cloud from my exhaust mean head gaskets?
I just let a friend try to replace my LIM gaskets but he didn't do it properly so the didn't seal. Having misplaced faith in him, i did not realize it right away. On the cars first start after the LIM job it started up, sounded good, but then died cause it was out ...
1987 Buick Century Custom 4 Cyl 2.5L
Engine - by Shyenne 8/28/2014Why is my car revving up and down and dying when I turn the headlights on and push the brakes?
The mileage is 91,615. We thought it was the brake switch so we got a new one and it is still acting the way it was before. When we take the brake switch out though, the car runs better. It does it during the day and night. Sometimes the car will die while we are ...
2005 Buick LeSabre Custom 6 Cyl 3.8L
Engine - by rbsutherland 8/24/2014Engine will not start
2 crankshaft position sensors have been replaced 1st one lasted 2 months the second replaced 1 month later. The coils were also replaced at the that time. Now 1 month later the engine will not start. 74000 miles. Engines always died while running. AAA roadside ...
2003 Buick LeSabre Custom 6 Cyl 3.8L
Engine - by Buick 2003 8/20/2014Changed water pump, belt, radiator and thermostat and car keeps overheating, seems something is blocking engine radiato
Radiator keeps backflowing even though its brand new, what could cause water not to flow from engine through radiator if parts are new? Could an engine flush work? Car has 120,000 miles
1993 Buick LeSabre Limited 6 Cyl 3.8L
Engine - by 10money 8/16/2014Why is my car doing this??
Ok i have a 1993 Buick Lesabre & when i crank it....it sounds horrible. you can smell gas & there is a very loud squeal by the EGR valve on the driver side. When i drive it the brakes get hard and it feels like a go kart chugging when its driving....Please Help