"How reliable is the 1991 Buick Regal?"

"Based on 303 NHTSA complaints, the 1991 Buick Regal has a median complaint mileage of 80000 miles. The most common issue is SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP."

1991 Buick Regal: Reliability Data

Q: "What are common problems with the 1991 Buick Regal?"

"The most frequently reported component in NHTSA complaints for the 1991 Buick Regal is SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP, accounting for a significant portion of the 303 total complaints filed."

Source: NHTSA — 303 complaints

303

Total Complaints

80,000mi

Median Mileage

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

Top Issue

Crash Reports

When Do Complaints Happen?

Distribution of NHTSA complaints by vehicle mileage at time of report.

69,375 25th Percentile

80,000 Median Mileage

123,750 75th Percentile

What Fails?

Most reported component issues from NHTSA complaints.

SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:PADS

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:ROTOR

STRUCTURE

ENGINE AND ENGINE COOLING:ENGINE

SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER

Severity Assessment

Crashes

Fires

Injuries

Deaths

Sample Complaint Reports

"DISC BRAKE; LOOSE PEDAL AND MAKES NOISE WHEN PRESS ON BRAKE PURCHASE CAR USED. TT"

"WHEN SHIFTED INTO DRIVE, VEHICLE ACCELERATED HIGHLY, FULL THROTTLE. DRIVER HIT TREE AS A RESULT. TT"

"BRAKES FAILED DURING ACCIDENT. *AK"

Source: NHTSA ODI Complaints Database. Names and identifying details omitted.

When Were Complaints Filed?

Number of complaints by the year the issue occurred.

Where Are Complaints Coming From?

Top states by complaint count.

MI: 41 NY: 38 WI: 38 PA: 26 IL: 21 FL: 16 OH: 14 CA: 13 WA: 11 MA: 8

Who Files Complaints?

19.8%

Original Owners

80.2%

Second+ Owners

Buick Regal — Other Years

See how this model compares across different model years.

Year	Complaints	Median Mileage	Top Issue	Crashes
1990	107	-	SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC:CALIPER	7
1992	204	109,500	SEAT BELTS:FRONT:RETRACTOR	12
1993	118	-	SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP	8
1994	146	105,000	SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP	9
1995	218	96,329	AIR BAGS:FRONTAL	19
1996	273	85,000	SERVICE BRAKES, HYDRAULIC:ANTILOCK/TRACTION CONTROL/ELECTRONIC LIMITED SLIP	19
1997	174	106,500	STEERING:RACK AND PINION	3
1998	376	91,000	STEERING:RACK AND PINION	8
1999	301	89,477	ENGINE	8
2000	245	98,157	ELECTRICAL SYSTEM	19
2001	229	94,382	ENGINE	7
2002	150	85,000	ENGINE	4
2003	139	97,987	ENGINE	7
2004	94	95,000	ELECTRICAL SYSTEM	0
2011	436	69,000	ENGINE	13
2012	137	59,763	EXTERIOR LIGHTING	5
2013	130	60,000	ELECTRICAL SYSTEM	9
2014	50	46,500	ENGINE	3
2015	50	25,000	ENGINE	1
2016	61	24,966	STEERING	0
2017	26	76,000	SERVICE BRAKES, HYDRAULIC	1
2018	33	22,000	SERVICE BRAKES	8
2019	29	20,324	POWER TRAIN	0

Data source: View this vehicle on NHTSA.gov | NHTSA ODI Complaints Database. Public domain.

Methodology: Complaint counts and mileage distributions are computed directly from consumer-reported NHTSA complaints. This data represents reported issues, not failure rates — vehicles without complaints are not represented. Full methodology.

Data through: 2026-03-28