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My 2015 Buick Regal seems to buck when accelerating and
My 2015 Buick Regal seems to buck when accelerating and decelerating. What could that be a sign of? … read more
Paul M ASE Master
Paul M ASE Master
Automotive College
6,977 satisfied customers
I have a code 34 on my 1987 buick lesabre 3.8 but i cant
I have a code 34 on my 1987 buick lesabre 3.8 but i cant find a map sensor anywhere can you tell me where it is located … read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
23,545 satisfied customers
I got a 11 Buick Regal with a 2.4L Engine. I want to find the
I got a 11 Buick Regal with a 2.4L Engine. I want to find the intake air tempature sensor. Where is ut on the vehicle? What are the colors wrire I need to look for… read more
Ron Z.
Ron Z.
Vocational, Technical or Trade Scho
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Buick Le Sabre: I have a 1997 Buick Le Sabre Custom with a
I have a 1997 Buick Le Sabre Custom with a K version 3.8 Liter v-6. It randomly stalls at idle or while driving at low speeds like across an intersection. It starts easily after these episodes. It onl… read more
Jim
Jim
Vocational, Technical or Trade Scho
1,848 satisfied customers
1995 Buick Regal: it stalls..slow down..neutral..it stays running fine
I have a 1995 Buick Regal with the 3.8 in it. Once the car warms up it stalls when you let off the gas and slow down (40 mph and below) If the car is cold this does not happen. If I put it in neutral … read more
cartech
cartech
ASE Certified Technician
High School or GED
307 satisfied customers
1986 Buick Electra: Check engine light comes..Map sensor..voltage
I have a 1986 Buick Electra, 3.8 front drive. Check engine light comes on, code says Map sensor voltage low. I buy the map sensor,go to install, and can't find the F#$^@&* thing! My Haynes book give p… read more
Jerry
Jerry
Service consultant
Vocational, Technical or Trade Scho
13,108 satisfied customers
1992 buick regal: new fuel pump..fuel filter..new mass air flow sensor
1992 buick regal 3800. new fuel pump, plugs and fuel filter. tried new mass air flow sensor, no codes showing but runs terrible… read more
Eric
Eric
Retired
N/A
46,915 satisfied customers
2000 Buick regal: 25 mpg on the highway..mileage..boost..thermostat
I'm getting 19-20 mpg in town and 23-25 mpg on the highway. Is this the best mileage I can get or is there something I can do to boost it. Replacing the thermostat helped very little.I drive a 2000 Bu… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
36,760 satisfied customers
1996 Buick leSabre: V6 to stall at speed, start..start right..coded
What may cause a 1996 Buick leSabre w/ 3800 II V6 to stall at speed, start right up, not give a Check Enigine light and when coded show PASS?… read more
hauto
hauto
Operate own repair shop
Bachelor's Degree
2,719 satisfied customers
91 Buick Regal: idleing..air intake control valve..vacuum leaks
I have a '91 Buick Regal 3.8 That is giving me problems starting and idleing. The maas air flow meter & the air intake control valve has been changed. There aren't any vacuum leaks. The crank shaft se… read more
GM Tech (Cam)
GM Tech (Cam)
Owner/Technician
Vocational, Technical or Trade Scho
28,337 satisfied customers
2004 buick lesabre: highway..I disconnected the mass air flow sensor
I have a 2004 Buick Lasabre, 3.8. It is missing and chugging as I try to accellerate on the highway. I disconnected the mass air flow sensor and the symptoms go away. Changing the mass air flow sensor… read more
GM Tech (Cam)
GM Tech (Cam)
Owner/Technician
Vocational, Technical or Trade Scho
28,337 satisfied customers
1998 Regal LS: face under heavy acceleration..stalls..idling..hill
My 1998 Regal LS 3.8 falls on it's face under heavy acceleration. It also stumbles throughout the power band when cruising and it lopes and sometimes stalls when idling or going down a hill. Sometimes… read more
Pete
Pete
Automotive Diagnostic Specialist
General auto certifications
36,760 satisfied customers
2001 buick regal GS: MAF..sensors..It stalls and the super charger
I have a 2001 buick regal GS supercharged and it has a P0101 code which is MAF poor performance . I have cleared codes and have replaced three different MAF sensors and still have the same problem. It… read more
GM Tech (Cam)
GM Tech (Cam)
Owner/Technician
Vocational, Technical or Trade Scho
28,337 satisfied customers
Buick Regal GS: boost..times the trans will not shift..tps..MAP Sensor
Hello, I have 01 Buick Regal GS Sometimes it will show boost at idle .8 to 1.4 lbs also at times the trans will not shift until you let up or it redlines. It has had 2 codes P0101 and P0121. TPS shows… read more
John
John
MASTER AUTOMOTIVE TECHNICIAN
2 YEARS COLLEGE
9,106 satisfied customers
1999 buick regal gs: engine starts fine..runs fine until warmed up.
1999 buick regal gs. engine starts fine when cold. runs fine until warmed up. engine the surges about 300 rpm and dies. will restart once or twice as long as the accelerator pedal is held to keep the … read more
Amedee
Amedee
Automotive Consultant
Vocational, Technical or Trade Scho
23,458 satisfied customers
buick regal: fuel injector cleaner and tank..running fine..dies
01 buick regal with 3.8 engine is hesitating. no codes , tried fuel injector cleaner and tank of premium gas. engine will be running fine and all of a sudden it dies and catches back up. seems to do i… read more
John
John
MASTER AUTOMOTIVE TECHNICIAN
2 YEARS COLLEGE
9,106 satisfied customers
94 buick regal: v6..check engine light comes on and it idles roughly
I have a 94 buick regal with 3.8 v6. Sometimes when you start the engine the check engine light comes on and it idles roughly. Turn it off and back on the light goes out and it runs good. Lately it ha… read more
Triston
Triston
High School or GED
1,620 satisfied customers
transmission rebuilt..car jerks..coasting..sensor on the throttle body
We just had our transmission rebuilt. But the car jerks badly while rolling or coasting. Transmission guy said it probably was a sensor on the throttle body. Any ideas?… read more
Anthony
Anthony
Master Automobile Technician
Vocational, Technical or Trade Scho
11,778 satisfied customers
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Meet the Experts:

Dave Nova

Dave Nova

Buick Technician

1,808 satisfied customers

ASE Master Certification. GM World Class Certification

Gary

Gary

Buick Technician

1,545 satisfied customers

15 years master GM tech and mater ASE tech

Chris (aka- Moose)

Chris (aka- Moose)

Buick Technician

566 satisfied customers

24 years of experience diagnosing & repairing

George H.

George H.

ASE Certified Technician

541 satisfied customers

ASE Master 15+years

Mike S.

Mike S.

ASE Certified Technician

341 satisfied customers

A.S.E. certified

cartech

cartech

ASE Certified Technician

307 satisfied customers

master tech automotive shop owner and tech 25 years

Ivan

Ivan

ASE Certified Master Technician

280 satisfied customers

ASE Master Tech w/ 20+ years in the field. Self employed for 9 years. Member of AUTOLAB radio show.

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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