2004 Buick RegalProblems, recalls & complaints

NHTSA has logged 66 owner complaints about the 2004 Buick Regal, most often about the electrical system. It is covered by 2 safety recalls, and for recall 15V-201 the manufacturer reports only 25% of affected cars repaired.

Source: NHTSA complaints, recalls, investigations and manufacturer recall reports, through December 8, 2020. Updated daily.

Complaints by system

Where the 2004 Buick Regal has problems

66 complaints grouped by the system owners reported.

Box size = number of complaints naming that system. Darker = larger share. One complaint can name more than one system.
Complaints by system
SystemComplaintsCrash, fire or injury
Electrical system350
Engine182
Engine and engine cooling80
Steering60
Electronic stability control (ESC)50
Power train30
Service brakes, hydraulic30
Suspension20
Vehicle speed control20
7 other systems80

Source: NHTSA Office of Defects Investigation. Complaints are submitted by the public and are not verified by NHTSA.

2 recalls

2004 Buick Regal recalls and how many were fixed

Each ring shows the share of affected cars repaired, from the manufacturer’s latest quarterly report to NHTSA. Recall repairs are free at authorized dealers.

26%repaired · 2017 Q3

Engine and engine cooling: engine

Recall 15V-701 · Oct 26, 2015 · 1,003,556 vehicles · 265,197 repaired

Risk. Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.

Problem, fix and repair progress →

25%repaired · 2016 Q3

Engine and engine cooling: engine

Recall 15V-201 · Apr 6, 2015 · 330,742 vehicles · 84,136 repaired

Risk. The leaking engine oil can drip onto the hot surface of the exhaust manifold, increasing the risk of a fire.

Problem, fix and repair progress →

Recalls apply to specific cars. To see whether a recall is still open on yours, enter the 17-character VIN at nhtsa.gov/recalls or with Buick.

Mileage at failure

When do electrical system problems start?

89kmiles, median

Based on the odometer reading in 29 electrical system complaints. 72% were reported before 100,000 miles.

median0k50k100k150k200k+
2under 30k miles21under 100k miles8100k miles or more
Best & worst years

2004 vs. every other Regal year

Bars show complaints per model year. Colors show the CarFlaw verdict: complaints weighted for crashes, fires and injuries, adjusted for years on the road and compared with the Regal median. How we score

'73'74'75'76'77'78'79'80'81'82'83'84'85'86'87'88'89'90'91'92'93'94'95'96'97'98'99'00'01'02'03'04'05'08'09'10'11'12'13'14'15'16'17'18'19'20
  • Avoid
  • Caution
  • Solid
  • Best
  • Not rated
NHTSA crash tests

2004 Buick Regal safety ratings

2004 Buick Regal 4-DR in NHTSA's New Car Assessment Program. Photos are from NHTSA's crash tests.

  • Stability control: No
  • Forward collision warning: No
  • Lane departure warning: No
In owners' words

What Regal owners report

Recent electrical system complaints filed with NHTSA, shortened. Personal details are removed.

ALL 4 POWER WINDOW MOTORS DO NOT WORK. THEY ALL FAILED WITHIN 6 MONTHS OF EACH OTHER. I CHECKED ON YOU TUBE AND FOUND THAT ALMOST ALL BUICK REGALS HAVE THIS PROBLEM OF POWER WINDOW MOTORS BREAKING. THERE ARE HUNDREDS OF COMPLAINTS ON YOU TUBE ALONE FOR THIS ISSUE. I BELIEVE THIS IS PROOF THAT THE…
Complaint 11378434 · Dec 8, 2020 · 110,000 miles
THE FIRST TIME THE CAR STALLED WAS AS I WAS APPROACHING THE STOP SIGN.IT STALLED AND THE DASH LIGHT ALL CAME ON. I WAS ABLE TO RE-START IT AFTER PUTTING IT IN PARK. IT THEN HAPPENED AGAIN THE SAME AS BEFORE I GOT HOME. THE NEXT DAY IT DROVE NORMAL FOR AWHILE THEN AS I WAS STARTING IT UP AGAIN IT…
Complaint 11377289 · Dec 1, 2020 · 98,296 miles
POWER WINDOWS ON THIS CAR BURN OUT, 4 MECHANICS SAID THIS IS A VERY COMMON PROBLEM, AND REPAIRS OF THE POWER WINDOWS IS EXPENSIVE
Complaint 11182256 · Feb 25, 2019 · 85,000 miles

Own a 2004 Regal?

Decode your VIN to see the recalls for your exact car, then confirm open recalls with NHTSA.