A Division of General Motors. Includes models such as Grand National, Riviera, Gran Sport, Regal, Enclave, LaCrosse, and others.

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11
votes
2answers
146 views

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 ...
7
votes
2answers
43 views

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 ...
7
votes
1answer
514 views

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 ...
7
votes
1answer
56 views

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 ...
6
votes
2answers
843 views

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 ...
6
votes
1answer
351 views

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 ...
6
votes
0answers
74 views

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 ...
6
votes
0answers
57 views

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 ...
5
votes
2answers
419 views

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 ...
5
votes
1answer
28 views

2000 Buick Century not running after spark plug change

I had someone come look at my car (big mistake I should have done I it myself). He said the spark plugs needed to be changed and while he was changing them he was revving the engine. He didn't put the ...
5
votes
2answers
834 views

Remote Starter/Bypass Module Issue - 1999 Buick Regal [Viper 4103XV and XpressKit PLJX Bypass]

I have a 1999 Buick Regal that I installed a Viper 4103XV remote starter [3/4 installed, anyway :)] and XpressKit PLJX bypass module in. I've yet to be able to get it to start consistently is the #1 ...
4
votes
1answer
25k views

Front Wheel Squeal When Driving After New Brakes

We have a 2006 Buick Lacrosse. We just installed new front brakes. 2yr rotors and lifetime performance ceramic pads. We have used these pads in the past on the car and never experience this issue. We ...
4
votes
1answer
56 views

replacing wheel studs on a 92 Buick century

Some of my studs are crossthreaded from the last mechanic who replaced my tires and wasn't paying attention to his impact wrench. The problem is, there is no space to get the new studs in, and I had ...
4
votes
1answer
359 views

How do the power locks work in a 2004 Buick Rendezvous?

I'm trying to figure out why the power lock is not working in one of the doors of a 2004 Buick Rendezvous, unfortunately I don't really understand how the power lock system works. There are two ...
4
votes
0answers
96 views

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 ...
4
votes
0answers
42 views

ECM replacement - starter runs during reprogramming?

(mid-90's Buick) Someone I know had an ECM injector drive output go bad. He got a replacement ECM online, but had to take it to a shop (not a dealer) to get it 'initialized' (If that's the right ...
4
votes
0answers
38 views

A/C Reciever Drier for 1962 Skylark

I need to replace the A/C receiver drier (a.k.a. accumulator) in my 1962 Buick Skylark (V8 convertible), however the aftermarket ones I've been finding online (e.g. ...
3
votes
1answer
553 views

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 ...
3
votes
3answers
547 views

Sudden electrical problems in 2001 Buick Century

My wife drives a 2001 Buick Century with ~130k miles. A few days ago, she was driving it home when she described that several warning indicators came on suddenly, the windshield wipers stopped ...
3
votes
3answers
1k views

How do I hook up the remote entry feature of a remote start unit in a 2004 rendezvous?

I've recently acquired a 2004 Buick Rendezvous, which has an aftermarket remote start unit installed (Excalibur RS-450-EDP+). Unfortunately, the previous owner did not hook up the remote entry ...
3
votes
1answer
20 views

2004 buick century ft pass / rear driver side pwr window goes up not down

Removed frt pass side window regulator to check for normal operation works fine/up and down. Checked window motor with pwr probe for normal operation works fine/ up and down. Checked window switch ...
3
votes
1answer
171 views

Squealing sound coming from driver side on 99 park ave

I have a 99 Buick Park Avenue. When my car is warmed up (no noise the first 15min of driving or idling) it starts to make a squealing noise, something like a belt noise, but it isn't the belt. The ...
3
votes
1answer
92 views

Buick LeSabre 2002 automatic transmission not working

My Buick went crazy 2 days ago, the car won't move if you transit to overdrive from neutral, though the RPM is moving. If I start from 1st transition or 2nd the car works properly. After 3rd I can go ...
3
votes
1answer
451 views

2004 Buick Rainier Ignition Coil Replacement

I have a 2004 Buick Rainier (6 cyllinder). I just found out the 4th bank ignition coil is bad. Seems easy enough just looking at it (I just replaced a few of the spark plugs a few nights ago with no ...
3
votes
1answer
239 views

'96 Buick Century Turn Signal Not Working

Yesterday I noticed that all four of my turn signals were not turning on. About two months I had the flasher replaced because they turned on but just would not blink, now they will not even light ...
2
votes
3answers
956 views

What is the cause of a soft brake pedal after bleeding?

I installed new rear calipers on both sides, new pads on all four wheels, and bled brakes with engine off, then with engine on, two times each. The pedal is hard when the engine is off and extremely ...
2
votes
2answers
58 views

2003 Buick Century dies when left turn signal is used in the dark/ right blinker stuck

I have a 2003 Buick Century. This car has automatic headlights The Automatic Headlights turn on all lights front and rear and headlamps starting at twilight or on a dark cloudy day and definitely at ...
2
votes
1answer
108 views

Programming error Buick Enclave 2008

I just installed a brand new PCM on my Buick enclave 2008 gives me the P0602 code, the vehicle does not work, and some tell me it takes flasher PCM? I would like to know how flacher PCM (the stage) ...
2
votes
1answer
47 views

is my car battery bad?

At 6am this morning the car battery was dead. (It snowed all night and temperature was 3 degrees this morning.) 3 hours later I went to check it out and it started right up so I let it run for 20 ...
2
votes
1answer
148 views

1940 Buick Super brake master cylinder removal

I have a 1940 Buick Super. I need to remove the master cylinder to rebuild it, but the bolts turn in the frame when I try to remove the nuts. There is some kind of metal cover over the end of the ...
2
votes
1answer
102 views

98 Park Avenue Windows won't work

1998 Buick Park Avenue: none of the windows work, except the front driver side. None of the driver controls work to control them either. Checked all fuses which are OK.
2
votes
0answers
35 views

My car is running very poorly when I start my 1994 Buick Century

My car is running very poorly when I start my 1994 Buick Century for the first time every day. It will stall out especially at a stop, but starts right back up and it stutters. Plus, the service ...
2
votes
0answers
27 views

how to find part number for slide-out tray cover that has cigarette lighter

I have a 2003 Buick Century. The cigarette lighter is located within this tray as part of the dashboard at the bottom (below the radio). This tray pulls out and it has this stiff piece of plastic at ...
1
vote
2answers
2k views

Faulty Fuel Gauge

I recently bought a 2002 Buick LeSabre and was told the float is not working so I have no idea how much gas I actually have. It often dings to say it’s low, but upon filling it I often need less than ...
1
vote
1answer
35 views

Can a passanger door window just shatter if it's off track?

Okay, I have 2000 Buick Regal LS that I bought from my aunt. One of the back passenger door windows was stuck to where it remains up. Just recently, it has been deciding to finally fall down while ...
1
vote
0answers
38 views

over loading, missfiring [closed]

My car is missing particularly whenever ur going up hill or in any case where u have to give it more gas. I've replaced plugs, caps, Cool Pak's. Ignition module, tps sensor, mass air flow sensor and ...
0
votes
1answer
31 views

air bag light stuck on [closed]

when I turn my car on the air bag light blinks about 7 times and it stays on. Not sure how to handle this or determine the problem. I hear it can be 400 -1000 to get this fixed and handled I'd like to ...
0
votes
2answers
41 views

Car will not start

My car idle up at the light, then cut off. It will not start at all now when I turn the key. There is no sound. I had the battery checked and it's good. I have a new alternator and I checked all ...
0
votes
1answer
584 views

Prestone power steering fluid

Can I put Prestone power steering fluid into a Buick Enclave? Or does it require OEM fluid?
-2
votes
2answers
172 views

Engine Transmission

I've been having a problem recently, as I push the gas pedal my car moves super slow. It won't go faster then 10 to 15 mphs. As I drive it feels like the gears are not catching