2000 Buick Regal Service and Repair Manual

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Factory-Grade Data

2000 Buick Regal service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Built for technicians and DIY owners, this manual helps you troubleshoot accurately, follow step-by-step repair procedures, and use wiring diagrams and system sections to diagnose problems faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical coverage with wiring diagrams
  • Coverage across key systems: engine, transmission, brakes, steering, suspension, HVAC, and more

Trims covered

  • LSE Sedan 4-Door
  • GS Sedan 4-Door
  • LS Sedan 4-Door
  • GSE Sedan 4-Door

Engines covered

  • 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
  • 3.8L 3800CC 231Cu. In. V6 GAS OHV Supercharged

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2000 Buick Regal Recalls & Complaints

NHTSA #15V70100026/10/2015Component: ENGINE AND ENGINE COOLING:ENGINE

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 Chev

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

NHTSA #08E06300017/10/2008Component: STEERING

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 (SOL

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 OCTOB

NHTSA #00V14300017/05/2000Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DRUM

VEHICLE DESCRIPTION: PASSENGER VEHICLES EQUIPPED WITH REAR DRUM BRAKES. THE BOLT HEAD(S) ON THE REAR SPINDLE ROD CAN SEPARATE.

Consequence

THE REAR WHEEL CAN SHIFT, CAUSING REAR STEERING OF THE VEHICLE. THE DRIVER COULD LOSE CONTROL AND A

Remedy

DEALERS WILL REPLACE THE REAR SPINDLE BOLTS.

NHTSA #09E00500017/02/2009Component: STEERING

DORMAN IS RECALLING 979 STEERING KNUCKLES, DORMAN P/NOS. 697-902 AND 697-903, SOLD UNDER DORMAN'S "OE SOLUTIONSTM" BRAND NAME, AND NAPA P/NOS. 7-8502 AND 7-8503 WHICH WERE SOLD FOR REPLACEM

Consequence

A BROKEN STEERING KNUCKLE COULD RESULT IN LOSS OF STEERING CONTROL AND A POSSIBLE CRASH WITHOUT WARN

Remedy

DORMAN WILL NOTIFY OWNERS AND REPLACE THE DEFECTIVE STEERING KNUCKLES FREE OF CHARGE AND REIMBURSE T

NHTSA #09V11600008/04/2009Component: ENGINE AND ENGINE COOLING

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 EQUIPP

Consequence

IF THE MANIFOLD IS HOT ENOUGH AND THE OIL RUNS BELOW THE HEAT SHIELD, IT MAY IGNITE INTO A SMALL FLA

Remedy

DEALERS WILL REPLACE THE ENGINE’S FRONT VALVE COVER AND FRONT-VALVE-COVER GASKET WITH NEW PARTS OF A

TSB #11009156

This Preliminary Information communicates to the dealer the process for downloading or updating operating software for the Tire Pressure Monitor, Active Fuel Injector tester, multi media tester, PICO Scope, GR8 starting/charging tester and

TSB #11007744

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

TSB #11007743

This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have hi

TSB #11006621

Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected mo

TSB #11006421

GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities. The damage is being caused either in the removal process by the technician, or inadequate packaging or shipping. This bulletin advises the deal

TSB #11004761

This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves to correct conditions of rough idle, Crank no start, extended crank or misfire, MIL with DTCs, and explains how Top Tier fuels should

TSB #11004557

This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.

TSB #11002312

This service bulletin provides information for dealers/technicians on Service Programming System (SPS) Error Codes E4398, E4399, E4401, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491, E4492, or E6961 and resolution information.

Showing the 8 most recent of 337 technical service bulletins on file with NHTSA.

20050715Component: AIR BAGSCrash reported1 injured

DT: THE CONSUMER WAS INVOLVED IN A WRECK, THE IMPACT WAS THE FRONT END OF THE CAR. THE AIR BAGS DID NOT DEPLOY ON THE DRIVER'S SIDE. AIR BAG LIGHT DID NOT COME ON. THE SPEED WAS 30-35 MPH. CONSUMER

20031001Component: AIR BAGS:FRONTALCrash reported1 injured

THE VEHICLE WAS INVOLVED IN A FRONTAL COLLISION, AND THE AIR BAGS FAILED TO DEPLOY. *JB *JB

20140602Component: STRUCTURE:BODYCrash reported

I WAS DRIVING AROUND A DRIVETHRU AT KFC AND THE CAR IMMEDIATELY BEGAN TO ACCELERATE. THE CAR BEGAN TO SPEED UP AND STEERING WHEEL LOCKED CAUSING MY VEHICLE TO CRASH INTO THE SIDE OF THE BUILDING AND

20140602Component: VEHICLE SPEED CONTROLCrash reported

I WAS DRIVING AROUND A DRIVETHRU AT KFC AND THE CAR IMMEDIATELY BEGAN TO ACCELERATE. THE CAR BEGAN TO SPEED UP AND STEERING WHEEL LOCKED CAUSING MY VEHICLE TO CRASH INTO THE SIDE OF THE BUILDING AND

20131115Component: ENGINE AND ENGINE COOLING:COOLING SYSTEMCrash reported

I BEEN HAVING PROBLEM WITH MY 2000 BUICK REGAL SHORTLY AFTER IT WAS BOUGHT I BEEN TAKING IT THE DEALER'S AND PAYING A LOT OF MONEY FOR EVERYTHING NEEDED I HAVE OUT OVER 9000 DOLLARS INTO THE S HR I RE

Showing the 5 most serious of 245 complaints filed with NHTSA.

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