Regal

Buick Regal OEM Workshop Manuals – Factory Repair Guide PDF & USB

The Buick Regal has evolved over five decades from a personal luxury coupe to a modern performance sedan and versatile wagon. Whether you’re servicing a classic ’80s Regal, a turbocharged GS, or the Regal TourX AWD, these official OEM service manuals provide comprehensive repair procedures and technical diagrams straight from GM.

Professionally formatted and available as both searchable PDFs and offline-ready USB flash drives, these manuals are a must-have for any technician, enthusiast, or shop working on Buick Regal vehicles from 1973 to 2020.

Engine Diagnostics & Powertrain Solutions

• Covers 2.0L Turbo, 3.6L V6, and classic 3.8L V6 engine configurations

• Timing chain inspection, turbo system testing, and cylinder compression charts

• Fuel injection diagnosis, throttle body cleaning, and ECU reset procedures

• Factory torque specs and service intervals for all Regal powertrains

• Perfect resource for a Buick Regal engine repair manual PDF

Transmission Calibration & Driveline Repair

• Includes 6-speed automatic, 8-speed, and 9-speed transmission guides

• Fluid type/level specifications, pan gasket replacement, and shift solenoid repair

• Transfer case and AWD system diagnostics for Regal TourX and GS

• Driveline vibration troubleshooting and axle torque values

• Trusted content for any Buick Regal transmission service manual

Digital Systems & Electrical Troubleshooting

• OEM Buick Regal wiring diagrams with labeled grounds, fuses, and relays

• CAN bus and data network diagnostics for 2011+ Regal models

• BCM, ECM, and IPC module testing and reprogramming instructions

• Remote start circuit repair, lighting harness checks, and infotainment wiring

• Ideal for those seeking a Buick Regal electrical system guide

Climate Control, Infotainment & Cabin Electronics

• Dual-zone HVAC diagnostics, blend door recalibration, and A/C pressure charts

• Factory repair instructions for IntelliLink, audio amplifiers, and speakers

• Navigation unit wiring, Bluetooth module servicing, and cluster screen issues

• Heated seats, memory mirrors, and sunroof motor replacements

• Designed for full repair of Buick Regal comfort and tech systems

Steering, Suspension & Brake System Guidance

• Rack-and-pinion steering rebuilds, EPS motor calibration, and alignment specs

• Strut, shock, and coil spring removal with torque values

• ABS sensor diagnostics, brake booster replacement, and master cylinder testing

• Optional Brembo brake servicing on Regal GS models

• Step-by-step solutions for Buick Regal suspension and chassis repair

Formats Available for Download or Delivery

• PDF Download – Fast, searchable, printable, and mobile-friendly

• USB Flash Drive – Long-lasting, portable, ideal for offline workshop use

Best For

• Buick Regal owners maintaining older or high-performance models

• Independent garages handling modern GM vehicle repairs

• Technicians working on complex digital and AWD systems

• Collectors restoring vintage Regal models from the ’70s–’90s