A Division of General Motors. Includes models such as Grand National, Riviera, Gran Sport, Regal, Enclave, LaCrosse, and others.
Questions tagged [buick]
147 questions
11
votes
2 answers
Do I really have to pull the engine to remove broken spark plugs?
I broke 2 spark plugs in my Buick lesabre 3800. The plug is broken at the top of the nut. The porcelain is all broken off in the socket. Took it to a mechanic and was told he would have to take the entire engine out in order to extract them. Right…
Byron
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11
votes
2 answers
Brake pedal has "dead zone" in the middle of travel
I have been working on a 1999 Buick Century Custom that had rusted brake lines. I get strange pedal feel that I will attempt to describe:
From 0% to about 15% depression, there is resistance and most braking
force is generated
From about 15% to…
Alex Hirzel
- 328
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8
votes
2 answers
How to flush engine coolant system after oil intrusion
My 02 Buick LeSabre has oil coming from the radiator into the coolant reservoir. Just recently I had a new motor put in to fix the issue. What would be the best/proper way to flush the radiator? It has a new water pump and thermostat.
michael brown
- 81
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8
votes
1 answer
What is this lever?
Recently I parked next to a (beautiful) 1957 Buick "Special" and took a bunch of photos. But I also noticed a lever to the left of the steering wheel, between the dash and the driver's side door, that I can't figure out what is for.
I hope these…
KlaymenDK
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7
votes
1 answer
Fast idle when engine is hot
I have a 2001 Buick Century. Lately, after driving around long enough for the engine to get hot, the idle speed will sometimes race. The car will want to surge forward even when I'm not giving it any gas, and will roar when I'm in park/neutral.
It…
mrdrbob
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7
votes
2 answers
Window Regulator Price Disparity
I need a new front drivers side window regulator in a 2000 Buick LeSabre. At a repair shop they said the part alone would cost $250, but after some research online it looked like prices ranged from around $30 to around $180.
Is there an obvious…
Ian
- 95
- 2
7
votes
1 answer
Finding a constant and non constant power wire in a car
The car I have is a 2001 Buick century. I have a after market push to start kit. It came with a main unit and the diagram shows that a brown wire is for a constant power when the engine is on. And a white wire that needs a non constant power. the…
Andre
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7
votes
4 answers
How important is it to replace engine torque mount? (have pic)
I just bought a 2007 Buick Lucerne. The rubber in the engine torque mount has separated into two pieces. How important is it to replace the mount? If I do decide to replace it, is the job as straight forward as it seems? I imagine I'd just have…
Edwin
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6
votes
1 answer
Full-Size Buick shudders when braking after tire change
After replacing the rear brake lines on my 1965 Buick Wildcat (4-wheel drums), I took it in to have all four tires replaced.
When I dropped it off at the shop, the brakes were fine, but when I picked the car up afterward, the car now shakes when I…
Wildcat Matt
- 417
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6
votes
2 answers
Radiator has a leak and the upper hose is clogged, car does not overheat. White smoke from upper hose
My car is a 2003 Buick Century and it has been leaking for the past few months (puddles of coolant under the car).
Now the car begins to have white smoke coming from the engine and it has a sweet smell so I'm sure it is coolant.
A few days ago I…
Kendall Farrington Jr
- 151
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6
votes
4 answers
2003 Buick Century Right Turn Signal Stuck when dark out, car dies when left gets used
I have a 2003 Buick Century and whenever it is dark out my car turns my lights on automatically upon turning the car on, the right blinker stays solid. This has been going on for a while but now when I signal to turn my left dashboard lights up and…
Kendall Farrington Jr
- 151
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6
votes
1 answer
How can I increase the ride height of my vehicle?
2001 Buick Regal
It already has a naturally low ride height,
And I feel like I've lost some over the years. The suspension is stock with the exception of new shocks I installed about 6 months ago. In the interest of full disclosure I do have a…
MDMoore313
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6
votes
2 answers
Idle drop in 1991 Buick Park Avenue
I have a 91 Buick park Ave that is experiencing these symptoms.
When starting from a cold start the engine will turn over, reach around 1000 rpm, then die.
When applying gas and turning the key the engine revs up and idles at a higher rpm (say 3000)…
Allen Walker
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5
votes
1 answer
Do I change all four coils when I change one spark plug that is faulty
My nephew changed my spark plugs and coils. I have a 2011 Buick Regal and one of the spark plugs blew when I started it, so he removed it and replaced it with an old Prius spark plug. I would like to know, should I change all of the coils? What…
Deborah Reid
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5
votes
2 answers
How often should spark plug wires be replaced?
I last replaced them with the plugs about 4 years/60-70k miles ago. I bought platinum plugs I if I remember correctly, so I still got some life on those. The car (2001 Buick Regal) is still in good shape just due for a tune up, so if the wires are…
MDMoore313
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