🏷️ Basic Information Identification Make: Buick Model: Roadmaster Estate Year: 1996 Model Code: 48 Generation Generation: Second Generation (B-Body) Codes Platform: GM B Platform 👋 Introduction Market Position Market Segment: Full-size luxury station wagon Target Audience For Manual: Owners seeking to perform their own maintenance and repairs, independent repair shops, classic car enthusiasts Competitive Analysis Comparison Points: Direct competitor to other large domestic station wagons of the era, offering a comfortable ride and V8 power. Key Features Manual Selling Points: Vehicle-specific, technician-level detail, comprehensive coverage, digital format for ease of use and portability. 📋 Manual Details Coverage Areas Coverage Type: Vehicle Specific Model Variants Covered: All Models and Trims Repair Scope: A-Z Comprehensive Repairs Page Count Estimated Page Count: High (Specific number not provided, but described as comprehensive) Manual Type Type: Factory Service and Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine System: Engine, Control System, Fuel Service Specifications, Emission Control, Intake Exhaust Cooling, Lube, Ignition Starting Charging Drivetrain System: Auto Transmission Clutch, Manual Transmission (if applicable), Transfer Propeller Shaft, Drive Shaft, Differential, Axle Suspension Braking System: Brake Control, Brake, Parking Brake Steering System: Steering Column, Power Steering Climate Control: Air Condition Safety Systems: Suppl Restraint System (SRS), Seat Belt, Engine Immobilizer Electrical System: Electrical, Wiring Schematics, Multiplex/ CAN Communication (for its era) Chassis Body: Tire & Wheel, Windshield/ Glass Mirror, Instrument Panel, Seat, Engine Hood/ Door, Exterior & Interior Comfort Convenience: Cruise Control, Wiper & Washer, Door Lock, Meter Audio/Visual, Horn Procedures Included Maintenance Procedures: Scheduled maintenance, fluid changes, filter replacements, lubrication Diagnostic Procedures: Troubleshooting guides, fault code interpretation, diagnostic testing Repair Procedures: Step-by-step repair instructions for all major systems Component Disassembly Reassembly: Detailed instructions for removing and installing components Calibration Adjustment: Procedures for adjusting various systems (e.g., brakes, suspension) Technical Depth Depth: Factory High Detail Content Type: Step-by-step instructions, diagrams, illustrations, wiring schematics, specifications Target User: Professional Technicians and DIY Enthusiasts 📊 Manual Specifications File Format File Type: PDF Compatibility: Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac Software Requirements: Adobe PDF Reader, Winzip (free) Print Quality Printability: All pages printable Image Scaling: Images can be blown up and printed enlarged Binding Type Binding: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) Other Download Speed: Speed Download ⚙️ Engine Specifications Primary Engine Engine Type: Overhead Valve (OHV) V8 Displacement: 5.7 L (350 cu in) Engine Code: L31 (for the LT1 variant) Performance Horsepower: Approx. 260 hp @ 4600 rpm (for LT1) Torque: Approx. 330 lb-ft @ 2800 rpm (for LT1) Fuel System Fuel Injection: Sequential Fuel Injection (SFI) - LT1 Engine Fuel Type: Unleaded Gasoline Other Block Material: Cast Iron Cylinder Head Material: Aluminum (for LT1) 🔧 Transmission Standard Transmission Type: 4-Speed Automatic Transmission Model: 4L60-E Optional Optional Transmission: None specified for Estate model Features Transmission Features: Electronically controlled, overdrive 📐 Dimensions Exterior Length: Approx. 219.5 inches Width: Approx. 78.7 inches Height: Approx. 58.1 inches Wheelbase: Approx. 116.0 inches Weights Curb Weight: Approx. 4400 - 4500 lbs Gross Vehicle Weight Rating Gvwr: Approx. 5700 lbs Cargo Cargo Volume: Substantial, typical for a full-size wagon (specific cubic footage not provided in product info) 🛡️ Safety Features Ratings NHTSA Front Impact Rating: Not readily available for this specific year/model, but B-body platform generally performed adequately for its era. Active Features ABS: Standard Anti-lock Braking System Passive Features Airbags: Driver and Passenger Airbags (Supplemental Restraint System - SRS) Seatbelts: Front and Rear Seat Belts 💡 Technology Features Infotainment Audio System: AM/FM Stereo with Cassette Player, optional CD player; often with premium sound systems. Climate Control Type: Manual or Automatic Climate Control (ACC) Driver Assistance Cruise Control: Standard feature Connectivity Onboard Diagnostics: OBD-II compliant for engine diagnostics. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 3,000 - 5,000 miles, or as indicated by oil life monitor if equipped (refer to manual for exact schedule). Transmission Fluid Change: Every 30,000 - 50,000 miles (refer to manual for specific interval and procedure). Coolant Flush: Every 30,000 - 50,000 miles or 2-3 years (refer to manual for exact schedule and coolant type). Fluid Specifications Engine Oil Specification: API Service SG or SH, SAE 5W-30 (check manual for exact viscosity and capacity, typically 5 quarts with filter). Transmission Fluid Type: Dexron-III (or equivalent ATF) Coolant Type: GM P/N 10504742 (Green, Ethylene Glycol based) or equivalent. Known Issues Common Wear Items: Water pump, fuel pump, ignition components (distributor, plugs, wires), suspension bushings, brake wear items. Lt1 Specific Issues: Optispark distributor failure (prone to moisture ingress), rear main seal leaks. Interior Wear: Dashboard cracking, seat upholstery wear, headliner sagging (common for vehicles of this age). 📚 Vehicle History Brand Heritage Brand Philosophy: Buick traditionally represented comfort, quietness, and a measure of luxury within GM's lineup. Model Evolution Model Lineage: Successor to previous Buick Estate Wagon models, representing...