Target Audience:
DIY enthusiasts, independent repair shops, Buick Regal owners
Uniqueness:
Vehicle-specific, factory-level detail, comprehensive A-Z coverage
Digital Convenience:
Easy to use PDF, print only needed pages, no physical wear and tear
Savings Potential:
Reduces reliance on mechanics for simple repairs, saves time and money
Knowledge Enhancement:
Empowers owners with knowledge to understand and repair their vehicle
Covered Models:
All 1989 Buick Regal models
Repair Scope:
A-Z (All repairs)
Type:
Factory Service and Repair Manual
Printability:
All pages printable
Digital Features:
Zoomable images, searchable text (implied by PDF format)
Operating Systems:
Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac
Powertrain:
Engine, Control System, Fuel Service Specifications, Emission Control, Intake Exhaust Cooling, Lube, Ignition Starting Charging, Auto Transmission Clutch, Manual Transmission, Transfer Propeller Shaft, Drive Shaft, Differential, Axle Suspension
Chassis:
Tire & Wheel, Brake Control, Brake, Parking Brake, Steering Column, Power Steering
Body Electrical Comfort:
Air Condition, Suppl Restraint System, Seat Belt, Engine Immobilizer, Cruise Control, Wiper & Washer, Door Lock, Meter Audio/Visual, Horn, Windshield/Glass Mirror, Instrument Panel, Seat, Engine Hood/ Door, Exterior & Interior, Electrical, Multiplex/ Can Communication
Diagnostic Procedures:
Diagnosis, Troubleshooting (implied by technician use)
Repair Procedures:
Complete step-by-step instructions for all repairs
Maintenance Procedures:
Maintenance schedules, fluid changes, component servicing
Depth:
Vehicle-specific, factory-level detail for technicians
Illustrations:
Diagrams, Illustrations
Schematics:
Wiring schematics
Specifications:
Detailed specifications
Engine Options 1989 Regal:
2.8L V6 (LB6), 3.1L V6 (LHO), 3.8L V6 (3800) (Supercharged option available on some trims)
Hp Torque Range General:
Varies by engine; 2.8L approx. 125 hp, 3.1L approx. 135 hp, 3.8L approx. 165 hp (NA) / 225 hp (SC)
Fuel Delivery:
Multi-port Fuel Injection (MPFI) for most engines
Ignition Type:
Distributorless Ignition System (DIS) or Distributor-based systems depending on engine
Cooling Type:
Pressurized liquid cooling system
Automatic Transmission Type:
THM 3-speed automatic (e.g., THM700-R4) or 4-speed automatic (e.g., 4T60)
Manual Transmission Type:
Less common, but possible 5-speed manual on some performance variants (e.g., Getrag 282)
Automatic Transmission Fluid Spec:
Dexron-III (or equivalent ATF)
Manual Transmission Fluid Spec:
GL-4 or GL-5 gear oil, viscosity depending on temperature (e.g., 75W-90)
Wheelbase:
Approx. 107.5 inches (2730 mm)
Length:
Approx. 193.9 inches (4925 mm)
Width:
Approx. 70.7 inches (1796 mm)
Height:
Approx. 54.3 inches (1379 mm)
Curb Weight Range:
Approx. 3,100 - 3,500 lbs (1406 - 1588 kg) depending on configuration
Gross Vehicle Weight Rating Gvwr:
Typically around 4,200 - 4,500 lbs (1905 - 2041 kg)
Airbags:
Driver-side airbag standard on most models for 1989. Passenger airbag not typically available.
Seat Belts:
Front 3-point automatic retracting seat belts, rear lap belts
ABS:
Anti-lock Braking System (ABS) available as an option on certain trims/models
NHTSA Ratings 1989:
Data for 1989 models may be limited; generally considered safe for its era, but modern standards apply.
Audio System:
Factory AM/FM stereo with cassette player, optional premium sound systems, graphic equalizer
Climate Control:
Manual or optional automatic climate control systems
Cruise Control:
Available as an option
Power Options:
Power windows, power door locks, power mirrors, power driver's seat (optional)
Oil Change Interval:
Typically every 3,000 miles (4,800 km) or 3 months, depending on driving conditions (refer to manual for specific recommendations)
Transmission Fluid Change Interval:
Every 30,000 - 60,000 miles (48,000 - 96,000 km) or as per manual, often with filter replacement
Coolant Change Interval:
Typically every 30,000 miles (48,000 km) or 2 years
Engine Oil Specification:
API SG or SH rated, SAE 5W-30 or 10W-30 recommended (check manual for exact viscosity based on temperature)
Coolant Specification:
GM Type II Extended Life Coolant (or equivalent ethylene glycol based coolant with corrosion inhibitors)
Common Wear Items:
Water pump, radiator, exhaust system components, suspension bushings, O2 sensors, ignition components (spark plugs, wires)
Electrical Gremlins:
As with many cars of this era, electrical connectors and grounds can be prone to corrosion or loosening, leading to intermittent issues.
Automatic Transmission Issues:
Torque converter shudder, solenoid issues, or internal wear can occur with high mileage.
Oil Filter Example:
AC-Delco PF2, Fram PH8A, Wix 51515 (verify exact fitment with VIN)
Standard Tire Sizes:
Commonly 205/65R15 or 215/60R15, depending on trim and options
Wheel Bolt Pattern:
5 x 115mm (5 x 4.5 inches)
Buick Legacy:
Buick positioned as a premium, comfortable, and stylish American marque, often bridging the gap between Chevrolet and Cadillac.
Regal History Overview:
The Regal has a long history, evolving from a personal luxury coupe to a more mainstream sedan and coupe. The 1988-1997 generation (W-body) represented a shift to front-wheel drive and a more aerodynamic design.
Manufacturing Plant:
Oshawa Car Assembly (Ontario, Canada), Doraville Assembly (Georgia, USA), Fairfax Assembly (Kansas, USA)
Production Years Fourth Gen:
1988-1997
