Target Audience:
DIY mechanics, professional auto repair shops, and Buick Roadmaster enthusiasts seeking in-depth service information.
Manual Advantage:
Provides factory-originated data, ensuring accuracy and completeness comparable to authorized dealership resources.
Content Highlight:
Extensive coverage, high-quality visual aids, and detailed procedural information.
Usability:
Printable pages and ability to copy to hard drive offers flexibility for on-site or remote use.
Historical Context:
Essential resource for maintaining the unique characteristics of the large, rear-wheel-drive Buick Roadmaster from the 1990s.
Manual Coverage Scope:
Complete factory workshop service and repair
Document Type:
Factory Workshop Service Repair Manual
Primary Language:
English
Digital Distribution:
CD-ROM (printable pages, copyable to hard drive)
Operating Systems:
All Windows & MAC Computers (Windows 10, 8, 7, Vista 32/64, XP, ME, 98, NT, 2000), Tablets, Phones
Processor Architecture:
32-bit and 64-bit
Engine Management:
Engine Performance, On-Vehicle Adjustments, Removal/Overhaul/Installation, Self Diagnostics, Sensor Operating Range Charts, Service & Adjustments Specifications, System & Component Testing, Theory of Operation, Troubleshooting, Vacuum Diagrams, Wiring Diagrams (5.7L V8 VINS P and 5)
Transmission Service:
Automatic Transmission 4L60-E (Removal/Installation, Oil Circuit Diagrams, Overhaul/Testing, Oil Pan Gasket Identification, Servicing, Electronic Controls)
Brake Systems:
Antilock Brakes, Disc and Drum Brakes
Drivetrain:
Drive Axles, Differentials and Axle Shafts, Universal Joints
Electrical System:
Fuses and Circuit Breakers, Generator and Regulator, Starter, Electrical Component Locator, System Wiring Diagrams
Cooling System:
Engine Cooling System Specifications, Drive Belt Routing, Electric Cooling Fans
HVAC System:
Automatic HVAC, Manual HVAC, Compressor Clutch Controls, Refrigerant Oil Checking, Servicing Procedures, Manual Troubleshooting, Refrigerant Oil & Specifications
Steering System:
Power Recirculating Ball Steering, Saginaw Power Steering Pump, Steering Column, Variable Effort Steering
Suspension System:
Front Suspension, Rear Suspension, Rear Electronic Level Control
Restraint System:
Air Bag Restraint System, Air Bag Deactivation Procedures
Accessories Equipment:
Automatic Day/Night Mirrors, Front Wiper and Washer, Headlights Automatic Twilight Sentinel, Power Mirrors, Power Seats, Power Windows, Rear Wiper and Washer, Steering Column Switches
Diagnostic Procedures:
Basic Diagnostics Procedures, Self Diagnostics, System and Component Testing, Troubleshooting
Maintenance Procedures:
Buick Maintenance Information, Reminder Indicator Reset Procedures, Service Indicator and Warning Lights Reset, Cabin Air Filter Replacement
Repair Procedures:
Component Removal, Overhaul, Installation, Servicing, Adjustments
Electrical Repair:
Wiring Harness Repair, Component Testing and Replacement
Computer Related:
Computer Relearn Procedures
Wheel Alignment:
Wheel Alignment Specifications and Procedures
Depth Of Coverage:
Comprehensive factory-level service and repair, including detailed illustrations and diagrams for all workshop procedures.
Diagnostic Capabilities:
Advanced diagnostics, including sensor data, fault codes, and troubleshooting trees.
Rebuild Procedures:
Detailed overhaul and testing procedures for major components like the 4L60-E transmission.
Engine Displacement And Type:
5.7L V8 (LT1 derived, often referred to by VIN codes P or 5, indicating the specific GM engine family).
Horsepower And Torque:
Specific horsepower and torque figures for the 5.7L V8 are detailed within the manual, typically around 260 hp and 330 lb-ft for the LT1 application, though exact figures may vary by model year and calibration.
Fuel Delivery:
Fuel Injection (likely Sequential Port Fuel Injection - SPFI or Tuned Port Injection - TPI for earlier models, and LT1 specific systems for later models).
Engine Control Module:
ECM/PCM (Engine Control Module/Powertrain Control Module) operation and diagnostics covered.
Emission Systems:
Details on emission control systems, catalytic converters, and EGR are included.
Oil Change Interval:
Refer to manual for specific recommendations based on driving conditions, but typically 3,000-5,000 miles or 6 months for conventional oil.
Engine Oil Type:
Likely API SG or SH service category, SAE 5W-30 or 10W-30 viscosity. Manual provides exact specifications.
Coolant Type:
Likely a traditional green ethylene glycol based coolant. Manual specifies GM part number or equivalent.
Brake Fluid Type:
DOT 3 brake fluid.
Common Wear Items:
Suspension components (ball joints, tie rods), water pump, fuel pump, and power steering components can be common wear items on vehicles of this age. Detailed troubleshooting for these is in the manual.
Transmission Issues:
4L60-E transmissions can develop issues related to torque converter clutch (TCC) operation or solenoid failures, all covered in the manual's overhaul and diagnostics sections.
Filter Part Numbers:
Specific OEM or equivalent part numbers for filters (oil, air, fuel) and other common service items are detailed within the manual's component specifications.
Buick Legacy:
The Roadmaster represented Buick's flagship full-size sedan, carrying a heritage of comfort, luxury, and V8 power.
Fourth Generation Design:
The 1992-1996 Roadmaster was a revival of the nameplate, based on GM's B-body platform, sharing its underpinnings with other GM sedans but distinguished by its styling and features.
Manufacturing Location:
Assembly primarily in North America (e.g., Arlington, Texas).
Production End:
Production of the Roadmaster ceased after the 1996 model year, marking the end of the B-body sedans.
Segment Positioning:
The Roadmaster was positioned as a full-size luxury sedan, competing with models from Ford (Crown Victoria), Chevrolet (Caprice), and later, some Lincoln and Cadillac offerings. It emphasized comfort and a traditional American driving experience.
Consumer Perception:
While not typically winning 'performance' awards, it was lauded for its smooth ride, quiet cabin, and spacious interior, appealing to a demographic seeking comfortable long-distance touring.
