1983 Buick Regal Service and Repair Manual

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Covers all 1983 Regal trims — Estate Wagon Wagon 4-Door, Base Sedan 4-Door, T-Type Coupe 2-Door +3 more ·
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1983 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

  • Estate Wagon Wagon 4-Door
  • Base Sedan 4-Door
  • T-Type Coupe 2-Door
  • Limited Coupe 2-Door
  • Limited Sedan 4-Door
  • Base Coupe 2-Door

Engines covered

  • 4.1L 252Cu. In. V6 GAS OHV Naturally Aspirated
  • 5.0L 305Cu. In. V8 GAS OHV Naturally Aspirated
  • 3.8L 3800CC 231Cu. In. V6 GAS OHV Naturally Aspirated
  • 5.7L 350Cu. In. V8 DIESEL OHV Naturally Aspirated
  • 4.3L 260Cu. In. V6 DIESEL OHV Naturally Aspirated
  • 3.8L 3800CC 231Cu. In. V6 GAS OHV Turbocharged

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
NHTSA #83V10600013/10/1983Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

THE MASTER CYLINDER REAR BRAKE PIPE, WHICH CARRIES BRAKE FLUID TO THE REAR BRAKES, MAY DEVELOP A LEAK DUE TO EXTENDED CHAFING ON THE AIR CLEANER RESONATOR BRACKET.

Remedy

IF UPON INSPECTION THE DEALER FINDS THAT THERE IS INADEQUATE CLEARANCE, THE PIPE WILL BE REFORMED TO

No service bulletins No technical service bulletins on file with NHTSA for the 1983 Buick Regal.
19961016Component: ENGINE AND ENGINE COOLING:ENGINE:GASOLINEFire reported

ENGINE COMPARTMENT FIRE. (OHIO STATE POLICE REPORT)

20030203Component: SEAT BELTS:FRONT:BUCKLE ASSEMBLY

LETTER FROM CAROLYN GREEN. THE SEAT BELT BUCKLE NO LONGER FASTENED.*JB

20010511Component: VISIBILITY:POWER WINDOW DEVICES AND CONTROLS

NO SUMMARY LISTED FOR ABOVE VEHICLE. *AK

19960529Component: SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:HOSES, LINES/PIPING, A

FAILURE OF THE REAR BRAKE LINE PIPE WHICH CARRIES BRAKE FLUID, BRAKE FLUID LEAKAGE RESULTED IN LOSS OF BRAKES RECALL 83V106000. *AK

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