The 2010 Buick Lucerne is a full-size, front-wheel-drive luxury sedan built on the GM Epsilon platform, succeeding the Park Avenue and LeSabre. It was manufactured in Detroit, Michigan, and offered with a choice of 3.8L V6 or 3.9L V6 engines, providing comfortable and quiet transportation. The Lucerne was designed to compete with vehicles like the Ford Taurus, Toyota Avalon, Chrysler 300, and Nissan Maxima, often recognized for its comfortable ride quality and quiet cabin. Safety was a key consideration, with the 2010 model receiving 5-star ratings from NHTSA for frontal and side impacts, and a "Good" rating from IIHS for frontal offset. This service manual provides comprehensive, English-language coverage for all repairs on the 2010 Buick Lucerne. It details procedures for engine mechanicals, fuel and emission systems, cooling, lubrication, ignition, starting, charging, automatic transmissions, suspension, brakes, steering, body and chassis systems, and electrical and HVAC systems. The manual includes diagnostic procedures, troubleshooting guides, routine maintenance schedules, step-by-step repair instructions, technical specifications, and complete wiring diagrams, mirroring the information used by dealership technicians to ensure accurate maintenance and repair. 🏷️ Basic Information Identification Make: Buick Model: Lucerne Year: 2010 Generation Platform: GM Epsilon 👋 Introduction Market Position Vehicle Segment: Full-size, front-wheel-drive luxury sedan. Competitive Analysis Key Competitors 2010: Ford Taurus, Toyota Avalon, Chrysler 300, Nissan Maxima. Key Features Manual Value Proposition: Provides the exact same in-depth, vehicle-specific information used by dealership technicians, enabling DIY repair and maintenance with confidence. Digital Format Benefits: Easy navigation, searchable content, print-on-demand specific pages, no physical wear and tear. 📋 Manual Details Coverage Areas Overall Coverage: All Models and All Repairs A-Z Page Count Estimated Page Count: Refer to specific dealer service information; typical comprehensive factory manuals exceed 2000 pages for all variants and systems. Manual Type Type: Factory Service Manual / Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, control system, fuel service specifications, emission control, intake, exhaust, cooling, lube, ignition, starting, charging. Drivetrain Systems: Automatic transmission, manual transmission (if applicable), transfer case (if applicable), propeller shaft, drive shaft, differential, axle, suspension. Brake Steering Systems: Brake control, brake system, parking brake, steering column, power steering. Body Chassis Systems: Tire & wheel, exterior & interior, engine hood/door, windshield/glass mirror, instrument panel, seat. Electrical HVAC Safety Systems: Air conditioning, supplemental restraint system (SRS), seat belt, engine immobilizer, cruise control, wiper & washer, door lock, meter, audio/visual, horn, electrical systems, multiplex/CAN communication. Procedures Included Diagnostic Procedures: Troubleshooting guides, diagnostic flowcharts, symptom-based diagnostics, DTC (Diagnostic Trouble Code) interpretation and resolution. Maintenance Procedures: Routine maintenance schedules, fluid changes (oil, coolant, brake fluid, transmission fluid), filter replacements, inspection points. Repair Procedures: Step-by-step repair instructions for all major vehicle systems, including component removal, installation, and adjustment. Technical Specifications: Torque specifications, clearances, alignments, electrical component values, diagnostic parameter readings. Wiring Schematics: Complete electrical wiring diagrams for all vehicle systems, including harness routing and connector pinouts. Technical Depth Depth: Factory-level, comprehensive. Covers basic maintenance to complete engine rebuilds, complex electrical diagnostics, and bodywork repairs. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Print Quality Print Ability: Printable pages, allows for enlarged image printing. Binding Type Binding: N/A (Digital PDF) Paper Type Paper Quality: N/A (Digital PDF) Compatibility Software Compatibility: Windows (Vista 32/64, XP, ME, 98, NT, 2000) and Mac compatible. Requirements Required Software: Adobe PDF Reader and Winzip (free downloads). ⚙️ Engine Specifications Primary Engine Engine Options: 3.8L V6 (L32) and 3.9L V6 (LZ9). Performance 3.8L V6 Horsepower: Approx. 205 hp @ 5200 rpm 3.8L V6 Torque: Approx. 230 lb-ft @ 4000 rpm 3.9L V6 Horsepower: Approx. 233 hp @ 5600 rpm 3.9L V6 Torque: Approx. 247 lb-ft @ 3200 rpm Fuel System Fuel Delivery: Sequential Fuel Injection (SFI) Cooling System Cooling Type: Liquid-cooled 🔧 Transmission Standard Transmission Type Std: 4-speed automatic (4T65-E) Optional Transmission Type Opt: N/A for 2010 model year. Features Automatic Transmission Features: Driver Shift Control (Driver selectable gear changes), overdrive. 📐 Dimensions Exterior Wheelbase: Approx. 115.1 inches (2924 mm) Length: Approx. 203.2 inches (5161 mm) Width: Approx. 73.7 inches (1872 mm) Height: Approx. 58.7 inches (1491 mm) Weights Curb Weight Min: Approx. 3817 lbs (1731 kg) for 3.8L models. Curb Weight Max: Approx. 3900 lbs (1769 kg) for 3.9L models. 🛡️ Safety Features Ratings NHTSA Frontal Crash Rating: 5-Star (Driver and Passenger) NHTSA Side Impact Rating: 5-Star (Front and Rear Passengers) IIHS Moderate Overlap Frontal Offset: Good Active Features ABS: Standard Anti-lock Braking System (ABS) Traction Control: Standard Traction Control System (TCS) Stability Control: Available StabiliTrak Stability Control Passive Features Airbags: Standard front airbags, available front side-impact airbags, available side curtain airbags. 💡 Technology Features Infotainment Infotainment System: Available touchscreen infotainment system with navigation, Bluetooth connectivity, and premium audio options (e.g., Harman Kardon). Driver Assistance Parking Assistance: Available Ultrasonic Rear Park Assist. Connectivity Onstar Availability: Available OnStar...