Questions tagged [buick]

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

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5 votes
1 answer
138 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 word....
1 vote
1 answer
12 views

Car either fires right up or makes no sound at all

@007 Buick Rendezvous, when i turn the key the car either starts right up or makes no sound, by the 3rd try it has been starting but sometimes just fires right up. No issue with lights, radio, or ...
1 vote
2 answers
788 views

2006 Buick Rendezvous 3.5 will not rev over 3500 rpm in park or driving with pedal to the metal. Any ideas?

3.5 will not rev over 3500 rpm. PO 449 is the only code stored. It will not rev over 3500 cold or hot. After driving 10-15 minutes seems like the transmission is searching for a gear, just ...
1 vote
1 answer
414 views

Car universal remote function won't learn our garage door opener

So, we have a new-to-us vehicle since the last time I posted (a 2015 Buick Lacrosse, these days), but that has resurfaced an old issue: our car's "universal remote control" (what other folks here seem ...
1 vote
1 answer
4k views

09 Buick Enclave 3.6 No Start

Looking at this for a friend, the car originally had some cam or crank code (no one remembers what the original code was and it wasn't documented) so they did the timing chains. Apparently they made ...
2 votes
1 answer
2k views

2008 Buick LaCrosse sporadic trouble starting

I have a 2008 Buick LaCrosse with 190000 miles. Fairly well maintained. Lately I’ve been having trouble starting it sporadically with seemingly no specific thing causing it. First - the symptoms: ...
2 votes
1 answer
60 views

My car want go into D but will go into 1st &2nd grear it's also been leaking transmission fluid what could be the problem 07 Buick lacrosse

2007 Buick GMC lacrosse CXL V6 Transmission fluid been leaking now it doesn't want to go into drive(D) but will go/work in 1st and 2nd
0 votes
0 answers
13 views

Oil pressure dropped wont start

95 Buick Lesabre- 70’s miles. Hasnt been driving as clean for last couple weeks and few days ago it was overheating and pulled over and added water. Cooled down then about 15 minutes later I noticed ...
0 votes
1 answer
114 views

Car stalls when ac compresser is plugged in

I have a 2002 buick century with a 3.1 the car stalls while driving when the ac compressor is plugged in but when I unplug it the car runs fine can anyone tell me why it would do that.
0 votes
0 answers
25 views

Why is my car wont start

My mechanic changed my ecm and programmed it to my 2001 buick regal he programmed both sets of keys i have now all of a sudden car will crank but wont start also battery keep draining. Before he ...
0 votes
0 answers
29 views

2001 Buick Regal LS 3.8L - Cannot identify two wire connector near alternator

What is the two wire connector located in the upper left side of the picture below (near alternator with blue band) for a 2001 Buick Regal LS 3.8L 3800 Series II? It is about three inches long. The ...
1 vote
0 answers
32 views

What USB speed in 2019 Buick Regal?

What data speed does the 2019 Buick Regal TourX have on its USB-A data ports? For example, USB 2.0, 3.0, 3.1, or 3.2? There's no mention of a speed or USB spec in the Getting to Know guide, ...
0 votes
2 answers
361 views

Very Poor Acceleration on 2001 Buick Regal

About three days ago I noticed my car (2001 Buick Regal) was acting a bit sluggish when accelerating on the highway, the engine would rev up a bunch and the CEL flashed, but otherwise the car still ...
2 votes
1 answer
41 views

Positive battery terminal is seized (rust or what not), can electrical work be still done with only the negative cable removed

Looks like positive would need to be cut out, it's completely locked shut. Disconnected the negative. Will there be an issue with electrical work conducted, curious
1 vote
4 answers
22k views

Accidentally put transmission fluid in my engine

Accidentally put one quart of transmission fluid in my engine how much damage am I causing driving the car
2 votes
1 answer
1k views

2006 Buick LaCrosse misfire - Replaced coil pack, new plugs, new wires, 2x junkyard ICM. Still no luck

I have a 2006 Buick LaCrosse 3.8L that is misfiring. There is a strong smell of gas when running. I have had this issue before and it was solved by replacing the ignition control module. I also ...
0 votes
0 answers
46 views

How can I fix the gap at the top of my new struts?

There is a gap between the body of the car and the bottom of the plate that attached to the top of the struts. I see it on both sides, but here are pictures from the driver's side: When the front end ...
0 votes
1 answer
44 views

2000 Buick V6 want to remove the air conditioner

I want to remove the exterior air conditioner parts from the motor because it’s in a convertible (compressor/radiator/hoses). Do I need seal the hose or anything else to worry with ?
3 votes
2 answers
459 views

Could a bad purge valve be my problem?

I had my "check gas cap" notice show up on my 2008 lacrosse dash. I checked the cap and cleaned it off, The notice appeared the next day so I removed the cap and covered the opening with a ...
0 votes
1 answer
57 views

99 Buick Century died while driving down highway. When stopped, smoke was coming from engine

my car died while driving down the highway after I got to the side of highway smoke was coming from engine was white pop up hood. an I seen next to my oil cap a rubber black hose with a rubber elbow ...
0 votes
0 answers
55 views

Will my car be ok if I put a extra quart of oil [duplicate]

I have a 1995 Buick Regal three weeks ago I put two quarts of oil in it I was checking it today and it’s too full past the full mark but I’m having no issues because of it not overheating or running ...
2 votes
2 answers
48 views

What are the practical considerations of an aftermarket radiator with different sized connections?

I have a 1965 Buick Wildcat (Base) with the 401 Nailhead engine with a leaking factory radiator. Most of the part interchanges suggest this can be replaced with a radiator common to many GM products ...
1 vote
1 answer
32 views

05 Buick lacrosse

My car said I was low on oil and I accidently put in about 3/4 of a quart of sae30 instead of 5w30. Will it be ok to fill it the rest the way with the correct oil ? What should I do?
0 votes
0 answers
79 views

Coolant leak which just won't quit

Car is 2003 Buick century.one owner now 89. Very Well maintained. I have had all hoses changed. Plus water pump, head gasket and lastly radiator. Still leaks with me getting about a mile from home and ...
1 vote
2 answers
2k views

Vehicle shifts into neutral; requires restart to get going

2010 Buick Lucerne CXL - My car keeps shifting into neutral every time I come to a stop and I have to turn the car off and back on to get it to go back into drive and I have to do this over and over ...
0 votes
1 answer
726 views

What could be causing a P0013 engine code to turn on and off on a 2.4L Ecotec in 2014 Buick Verano?

Recently, my 2014 Buick Verano's (2.4L Ecotec engine) check engine light came on. It would turn on and off seemingly randomly though between engine starts. I took it to a retail auto parts chain to ...
5 votes
1 answer
2k views

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 ...
2 votes
1 answer
904 views

Metal L shaped coolant line leaking

Hey guys I have an 06 Buick LaCrosse with 145,000 miles. Yesterday after driving my girlfriend to work and sitting in the parking lot for a second my car started overheating like crazy and steam came ...
0 votes
0 answers
994 views

2013 Buick Verano Engine jerks only when stopped at stop sign or red light while still in drive

I have a 2013 Buick Verano with about 110,000 miles. A couple years ago my car stalled and I had a code to replace the solenoids in which did and the problem seemed to go away. About a year later ...
0 votes
0 answers
54 views

old American car started stalling on idle after long maintenance in a shop. What could be the causes?

Early 90s Buick, car has not stalled in a long time. After extensive maintenance which fixed injection issues, suddenly acquired distinct stalling on idle behavior. Starts ok in traffic, but still ...
0 votes
1 answer
1k views

Where is location of AC pressure sensor on 2007 Buick Lacrosse?

I will replace the AC pressure sensor/pressure switch on my 2007 Buick lacrosse. I don't have lots of experience but I am learning. I recently changed the oil, flushed the coolant, replaced the ...
6 votes
2 answers
325 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 ...
1 vote
1 answer
193 views

Where is the cabin air recirc intake?

Background: I am trying to remove a slight smoke smell from a 2014 Buick LaCrosse. I am taking several steps to get the smell out. This question is really only focused on one of those steps. Here is ...
0 votes
0 answers
80 views

Is this "All Surface" Interior Detailer Spray really good for leather seats?

I have some "Turtle Wax All Surface Interior Detailer Spray". (I could only find it at Wal Mart) It says you can use it on vinyl, leather, and several other surfaces. The seats and dash in ...
0 votes
1 answer
79 views

Anchor 2866 engine torque strut mount is missing in my car does that make my car take off slow?

Anchor 2866 is missing completely and the passenger mount is completely shattered and now my car is failing to launch properly. It takes a bit to get it going but once it's going it goes. Will ...
0 votes
1 answer
118 views

I need help with 2009 Buick Lucerne- Engine and Oil

I have a 2009 Buick Lucerne. I have recently realized it has been dripping oil. Thought it was another car and it is not a lot of oil. Anyway, this prompted me to check the oil level. I usually do ...
7 votes
4 answers
26k 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 ...
2 votes
1 answer
66 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 ...
6 votes
4 answers
845 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
2 answers
6k 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 ...
0 votes
1 answer
72 views

2005 Buick Rainier: Turn signals don't operate correctly and turn on the high lights instead

When I operate the right directional, it does not work, instead the high lights come on. Occasionally the directional works. The car is a 2005 Buick Rainier
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0 answers
50 views

2008 Buick Lucerne Accutrack Error code

My mother's 2008 Buick Lucerne has an error message for the Accutrack system. We've taken it to the dealer, and they want 500$ to replace the throttle body to repair. We don't want to throw more money ...
4 votes
2 answers
92k views

Will it harm an engine to use 10W oil when it calls for 5W?

I have a 1994 Buick Century with a 3.1L V6. The cap on the oil reservoir calls for 5W-30 oil. I know that the engine is full of 10W-30 oil. I know that the number ahead of the "W" is an indication ...
0 votes
0 answers
496 views

Hard Starting only when warm - getting camshaft position sensor codes, but have replaced them

Have a 2012 Buick Regal Ecotec 2.4 with 95K miles. Had engine light with PO340 code to replace camshaft position sensor. Was getting no drive-ability issues at the time, but replaced sensors. After a ...
1 vote
0 answers
37 views

1999 Park Avenue makes a high -pitched squealing noise after 25 minutes of driving

Why does my 1999 Park Avenue run fine and quiet for 20 - 25 minutes of driving, but then a pulsing squeal starts? After that, a high pitched squeal. Facing the engine, the noise comes from lower right ...
2 votes
0 answers
149 views

05 Buick Rainier engine reduction how to fix?

I'm having a problem getting the engine power reduction to go away. Usually I just have to turn off the vehicle and crank it back up and it's fine. Not this time. We have tried a number of things, ...
4 votes
2 answers
83k 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 ...
0 votes
2 answers
2k views

Do I have to disconnect the battery before I replace AC pressure sensor/pressure switch?

I did some research and with some people's help, I think my AC pressure sensor/pressure switch doesn't work properly. When I try to turn on AC I see the light come on but it doesn't give me cold air. ...
0 votes
0 answers
54 views

AC clutch doesn't get engaged

My 2007 Buick lacrosse was giving warm air when I turn on AC and I looked compressor and clutch wasn't turning so I thought I am low on refrigerant and went the shop did recharge and it was working ...
1 vote
0 answers
36 views

Buick Regal tail lights inop. And chiming

I have a 2000 Buick Regal with several symptoms. The fuse for the tail lights keeps burning out. The dashboard dimmer doesn’t work, even with the headlights on. The automatic lights don’t work When ...