2003 Buick Regal Specifications

Specifications

1997 2003 2004

Features

Engine Location :	Front
Drive Type :	Front Wheel
Body / Chassis :	Integral steel
Production Years for Series :	1997 - 2004
Price :	$23,745-$27,690
Weight :	3461 lbs \| 1569.883 kg
MPG City :	19
MPG Highway :	29
Combined MPG :	24.00

Engine & Transmission

V 6 \| Series II With Balance Shaft
Displacement :	3791 cc \| 231.3 cu in. \| 3.8 L.
Power :	200 BHP (147.2 KW) @ 5200 RPM
Torque :	225 Ft-Lbs (305 NM) @ 4000 RPM
Bore :	3.8 in \| 97 mm.
Stroke :	3.4 in \| 86 mm.
Compression :	9.4:1
Valvetrain :	12 OHV (2.0 valves per cylinder)
Construction :	Cast-iron block and head
Sequential Port Fuel Injection
Exhaust manifold :	Dual stainless steel

Supercharged V 6 90-degree \| With Balance Shaft
Displacement :	3800 cc \| 231.9 cu in. \| 3.8 L.
Power :	240 BHP (176.64 KW) @ 5200 RPM
Torque :	280 Ft-Lbs (380 NM) @ 3600 RPM
Bore :	3.8 in \| 97 mm.
Stroke :	3.4 in \| 86 mm.
Compression :	8.5:1
Valvetrain :	12 OHV (2.0 valves per cylinder)
Construction :	Cast-iron block and head
Sequential Port Fuel Injection

Transmission:
4 Automatic Electronically Controlled; Overdrive; Hydra-Matic 4T65-E

Gear Ratios

1st Gear :	2.92
2nd Gear :	1.57
3rd Gear :	1.00
4th Gear :	0.71

Handling

Safety

NHTSA Crash-Test Results
2003 Buick Regal 4-DR
Frontal driver :
Frontal passenger :
Side driver :
Side rear passenger :
Rollover 2 Wheel Drive :
2003 Buick Regal 4-DR w/SAB
Frontal driver :
Frontal passenger :
Side driver :	SAFETY CONCERN
Side rear passenger :
Rollover 2 Wheel Drive :

Recall

Component	STEERING
Manufacturer	DORMAN PRODUCTS, INC.
NHTSA Campaign ID	09E005000
Summary	DORMAN IS RECALLING 979 STEERING KNUCKLES, DORMAN P/NOS. 697-902 AND 697-903, SOLD UNDER DORMAN'S 'OE SOLUTIONS
Consequence	A BROKEN STEERING KNUCKLE COULD RESULT IN LOSS OF STEERING CONTROL AND A POSSIBLE CRASH WITHOUT WARNING.
Remedy	DORMAN WILL NOTIFY OWNERS AND REPLACE THE DEFECTIVE STEERING KNUCKLES FREE OF CHARGE AND REIMBURSE THE REPAIR FACILITY OR OWNER FOR LABOR. THE RECALL BEGAN ON FEBRUARY 23, 2009. OWNERS MAY CONTACT DORMAN'S TOLL-FREE HOTLINE AT 1-800-523-2492 AND PRESS 5.
Notes	THIS RECALL ONLY PERTAINS TO AFTERMARKET DORMAN STEERING KNUCKLES AND HAS NO RELATION TO ANY ORIGINAL EQUIPMENT INSTALLED ON VEHICLES MANUFACTURED BY GENERAL MOTORS CORPORATION.OWNERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO

Component	ENGINE AND ENGINE COOLING
Manufacturer	GENERAL MOTORS CORP.
NHTSA Campaign ID	09V116000
Summary	GENERAL MOTORS IS RECALLING 1,497,516 MY 1997-2003 BUICK REGAL, MY 1998-2003 CHEVROLET LUMINA, MONTE CARLO AND IMPALA, MY 1998-1999 OLDSMOBILE INTRIGUE, MY 1997-2003 PONTIAC GRAND PRIX VEHICLES EQUIPPED WITH A 3.8L V6 NATURALLY ASPIRATED ENGINE. SOME OF THESE VEHICLES HAVE A CONDITION IN WHICH DROPS OF ENGINE OIL MAY BE DEPOSITED ON THE EXHAUST MANIFOLD THROUGH HARD BRAKING.
Consequence	IF THE MANIFOLD IS HOT ENOUGH AND THE OIL RUNS BELOW THE HEAT SHIELD, IT MAY IGNITE INTO A SMALL FLAME AND MAY SPREAD TO THE PLASTIC SPARK PLUG WIRE CHANNEL AND BEYOND INCREASING THE RISK OF AN ENGINE COMPARTMENT FIRE.
Remedy	DEALERS WILL REPLACE THE ENGINE?S FRONT VALVE COVER AND FRONT-VALVE-COVER GASKET WITH NEW PARTS OF AN IMPROVED DESIGN AND REMOVE THE ENGINE?S PLASTIC COVER AND PLASTIC OIL-FILL-TUBE EXTENSION, FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING MAY 2016. OWNERS MAY CONTACT CHEVROLET AT 1-800-630-2438, OLDSMOBILE AT 1-800-630-6537, AND PONTIAC AT 1-800-620-7668 OR HTTP://WWW.PONTIAC.COM OR HTTP:WWW.GMOWNERCENTER.COM.
Notes	GM RECALL NO. 09047.OWNERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO

Component	STEERING
Manufacturer	DORMAN PRODUCTS, INC.
NHTSA Campaign ID	08E063000
Summary	DORMAN PRODUCTS IS RECALLING 3,900 INTERMEDIATE STEERING SHAFTS DORMAN PART NOS. 425-151, 425-152, AND 425-153, (SOLD UNDER DORMAN'S 'OE SOLUTIONS' BRAND NAME), BALKAMP #'S 7-3057, 7-3058, 7-3059 (SOLD UNDER THE 'NAPA' BRAND NAME), AND PLATINUM PARTS #'S 2425151, 2425152, AND 2425153 MANUFACTURED DURING THE MONTH OF SEPTEMBER 2007. THESE REPLACEMENT STEERING SHAFTS CAN BE USED ON THE VEHICLES LISTED ABOVE. THE WELD CONNECTING THE INNER TUBE TO THE OUTER TUBE MAY BE DEFECTIVE.
Consequence	IF THE WELD FAILS, LOSS OF STEERING COULD RESULT, POSSIBLY RESULTING IN A VEHICLE CRASH.
Remedy	DORMAN WILL NOTIFY OWNERS AND REPLACE THE STEERING SHAFTS FREE OF CHARGE. THE RECALL BEGAN ON OCTOBER 16, 2008. OWNERS MAY CONTACT DORMAN TOLL FREE AT 1-800-523-2492.
Notes	THIS RECALL ONLY PERTAINS TO DORMAN'S OE SOLUTIONS BRAND NAME, BALKAMP'S NAPA BRAND, AND THE PLATINUM BRAND STEERING SHAFTS AND HAS NO RELATION TO ANY ORIGINAL EQUIPMENT INSTALLED ON VEHICLES MANUFACTURED BY GENERAL MOTORS CORPORATION.CUSTOMERS MAY CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY: 1-800-424-9153); OR GO TO SAFERCAR.GOV.

Component	ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE
Manufacturer	General Motors LLC
Mfr Report Date	19960904
NHTSA Campaign ID	15V701000
Summary	General Motors LLC (GM) is recalling certain model year 1998-1999 Chevrolet Lumina and Oldsmobile Intrigue, 1997-2004 Buick Regal and Pontiac Grand Prix, 2000-2004 Chevrolet Impala, and 1998-2004 Chevrolet Monte Carlo vehicles. The affected vehicles were previously repaired under recalls 08V-118, 09V-116, and 15V-201 to address the possibility that engine oil may drip onto the hot exhaust manifold.
Consequence	Engine oil that drips onto the hot surface of the exhaust manifold may result in a fire.
Remedy	The remedy applied under recalls 08V-118, 09V-116, and 15V-201 did not adequately remove the safety risk. Under the improved remedy, dealers will replace the engine?s front valve cover and gasket. Vehicles that are covered by recalls 08V-118, 09V-116, or 15V-201 that have not yet received the original remedy will instead receive the improved remedy under the original recall number. The recall began on February 19, 2016. Owners may contact Chevrolet customer service at 1-800-222-1020, Buick customer service at 1-800-521-7300, Oldsmobile customer service at 1-800-442-6537 and Pontiac customer service at 1-800-458-8006. GM's number for this recall is 15757. Note: Until the improved remedy has been applied, owners are advised to park their vehicle outside since the fire risk exists even when the vehicle is unattended.
Notes	Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.safercar.gov.

Component	ENGINE AND ENGINE COOLING
Manufacturer	GENERAL MOTORS CORP.
Mfr Report Date	20020401
NHTSA Campaign ID	08V118000
Summary	GM IS RECALLING 207,542 MY 1997-2003 BUICK REGAL AND PONTIAC GRAND PRIX VEHICLES EQUIPPED WITH A 3.8L SUPERCHARGED V-6 ENGINE. THESE VEHICLES HAVE HIGHER FRONT ROCKER COVER GASKET TEMPERATURES, CREATING THE POTENTIAL FOR EARLIER DEGRADATION OF THE FRONT ROCKER COVER GASKET AND EVENTUAL OIL SEEPAGE.
Consequence	CERTAIN UNDERHOOD FIRES MAY BE CAUSED BY DROPS OF ENGINE OIL, FROM SEEPAGE OR SPILLAGE, BEING DEPOSITED ON THE EXHAUST MANIFOLD THROUGH HARD BRAKING. IF THE MANIFOLD IS HOT ENOUGH AND THE OIL RUNS BELOW THE HEAT SHIELD, IT MAY IGNITE INTO A SMALL FLAME AND, IN SOME INSTANCES, THE FIRE MAY SPREAD TO THE PLASTIC SPARK PLUG WIRE CHANNEL AND BEYOND.
Remedy	DEALERS WILL REPLACE THE ENGINE?S FRONT VALVE COVER AND FRONT-VALVE-COVER GASKET WITH NEW PARTS OF AN IMPROVED DESIGN AND REMOVE THE ENGINE?S PLASTIC COVER AND PLASTIC OIL-FILL-TUBE EXTENSION, ALONG WITH THE 1-3-5 SPARK PLUG WIRE RETAINERS, FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING MAY 2016. , FREE OF CHARGE. THE RECALL IS EXPECTED TO BEGIN DURING MAY 2016. UNTIL THE REMEDY IS COMPLETED, GM STRONGLY RECOMMENDS THAT OWNERS OBSERVE THE FOLLOWING IMPORTANT PRECAUTIONS (1) THAT OWNERS DO NOT PARK THEIR VEHICLE IN A GARAGE, CAR PORT, OR OTHER STRUCTURE; (2) IF OWNERS NOTICE A BURNING ODOR, THEY SHOULD HAVE THEIR DEALER INSPECT THE VEHICLE. THE DEALER WILL INSPECT THE VEHICLE WITHOUT CHARGE; (3) USE PREMIUM FUEL (91 OCTANE OR HIGHER) IN THE VEHICLE AS RECOMMENDED IN THE VEHICLE'S OWNER MANUAL. OWNERS MAY CONTACT BUICK AT 1-866-608-8080 OR PONTIAC AT 1-800-620-7668, OR THROUGH THEIR WEBSITE AT
Notes	GM RECALL NO. 07035. CUSTOMERS MAY ALSO CONTACT THE NATIONAL HIGHWAY TRAFFIC SAFETY ADMINISTRATION'S VEHICLE SAFETY HOTLINE AT 1-888-327-4236 (TTY 1-800-424-9153), OR GO TO

Information provided by NHTSA
Data updated June 2024

2003 Averages

Avg. Household Income :	$45,016
Avg. Home :	$246,300
Avg. Gallon of Gas :	$1.83

For additional safety information and testing procedures, please visit the NHTSA website.

2003 Buick Regal FAQs (show)

Popular frequently asked questions include:

What are the dimension and mechanical specifications of the 2003 Buick Regal?
How many 2003 Buick Regal were produced?
How powerful was the 2003 Buick Regal? Was the 2003 Buick Regal popular? Was the 2003 Buick Regal expensive? What was the fuel economy of the 2003 Buick Regal?

Q: What is the wheelbase size of the 2003 Buick Regal? A: The 2003 Buick Regal has a wheelbase size of 109.00 inches.

Q: What is the length of the 2003 Buick Regal? A: The 2003 Buick Regal has a length of 196.20 inches.

Q: What is the width of the 2003 Buick Regal? A: The 2003 Buick Regal has a width of 72.70 inches.

Q: How much headroom does the 2003 Buick Regal have?A: The 2003 Buick Regal has 39.40 inches of headroom.

Q: How much legroom does the 2003 Buick Regal have?A: The 2003 Buick Regal has legroom of 42.40 inches.

Q: What is the 2003 Buick Regal's towing capacity?A: The 2003 Buick Regal has a towing capaicty of 1000.00 lbs.

Q: How much did the 2003 Buick Regal cost when new?A: The 2003 Buick Regal cost approximately $23,745 to $27,690 (USD) when new.

Q: What is the bodystyle of the 2003 Buick Regal? A: The 2003 Buick Regal was a Sedan.

Q: What engines did the 2003 Buick Regal have? A: The 2003 Buick Regal had the following engine options: V 6 (3791 cc | 231.3 cu in. | 3.8 L.) with 200 BHP (147.2 KW) @ 5200 RPM and 225 Ft-Lbs (305 NM) @ 4000 RPM

Supercharged V 6 (3800 cc | 231.9 cu in. | 3.8 L.) with 240 BHP (176.64 KW) @ 5200 RPM and 280 Ft-Lbs (380 NM) @ 3600 RPM

Q: What transmission did the 2003 Buick Regal have? A: The 2003 Buick Regal had a 4 speed Automatic Electronically Controlled; Overdrive; Hydra-Matic 4T65-E gearbox.