🏷️ Basic Information Identification Make: Cadillac Model: STS-V Year: 2008 Product Type: Workshop Service Repair Manual Codes Chassis Code: GMX321 (STS platform) 👋 Introduction Market Position Positioning: The Cadillac STS-V was Cadillac's ultra-luxury performance sedan, competing with high-performance European sport sedans. This manual serves enthusiasts and professional technicians seeking in-depth knowledge for maintaining and repairing this exclusive vehicle. Competitive Analysis Competitors: BMW M5, Mercedes-Benz E-Class AMG, Audi S6, Jaguar XJR. The STS-V offered a unique blend of American luxury and potent, supercharged V8 power. Key Features Value Proposition: Enables DIY owners to perform complex repairs and maintenance, saving significant costs associated with dealership service for a high-performance luxury vehicle. Provides the same level of detail found in official factory service manuals. Ease Of Use: Emphasizes 'easy to do with very easy to follow step-by-step instructions & pictures', making complex procedures more accessible. 📋 Manual Details Coverage Areas All Models Engines Trims Transmissions: True Repair Procedures Az: True Page Count Estimated Page Count: Approximately 3000+ pages (typical for comprehensive workshop manuals of this era and caliber) Manual Type Type: Complete Workshop Service Repair Manual Language Language: English Format Format: Downloadable PDF Accessibility: Printable, Tablet/Smartphone Compatible Software Requirements: Adobe Reader (Free) Delivery Delivery Method: Instant Email Delivery Post-Payment 📖 Manual Coverage Systems Covered Engine Mechanical: Detailed diagnosis, repair, and overhaul procedures for the 4.4L Supercharged Northstar V8 (L67/LC3 derivative), including cylinder heads, pistons, crankshaft, valvetrain, timing system, lubrication, and cooling. Includes specifications for torque, clearances, and material tolerances. Engine Performance: Covers fuel injection, ignition system, engine control module (ECM) operation, forced induction system (supercharger operation, intercooler system), emissions controls, and exhaust system. Transmission: Comprehensive repair and diagnostic procedures for the 6-speed automatic transmission (e.g., 6L80), including torque converter, valve body, electronic controls, and fluid service. Includes internal component replacement and troubleshooting. Drivetrain: Front-wheel drive (FWD) and all-wheel drive (AWD) system service, including driveshafts, CV joints, differential service, and related components. Suspension: Front and rear suspension systems, including struts, shock absorbers, control arms, ball joints, bushings, springs, and anti-roll bars. Includes alignment specifications and procedures. Steering: Power steering system diagnosis and repair, steering gear, steering column, and power steering fluid specifications and service. Brakes: Front and rear brake systems, including disc brake pad replacement, rotor resurfacing/replacement, caliper service, brake lines, hydraulic system bleeding, parking brake, and ABS/Stabilitrak system diagnostics. Electrical System: Complete electrical diagnostics, including battery, charging system, starter, lighting systems, power windows, door locks, mirrors, seats, and exterior/interior accessory circuits. Includes wiring diagrams and component locations. Body Interior: Body panel removal and installation, interior trim panel service, seat adjustment mechanisms, headliner, door panel removal, and dashboard disassembly. Body Exterior: Front and rear bumper assembly, fenders, hood, trunk lid, doors, glass replacement (windshield, side glass, rear glass), mirrors, and exterior trim. HVAC: Heating, Ventilation, and Air Conditioning (HVAC) system service, including refrigerant handling, compressor, evaporator, condenser, blower motor, and climate control module diagnostics. Safety Restraints: Airbag system diagnosis and replacement, seat belt service, and related SRS module components. Procedures Included Routine Maintenance: Oil changes, filter replacements (oil, air, cabin), fluid checks and top-offs, tire rotation, and general inspections. Troubleshooting: Diagnostic flowcharts and symptom-based troubleshooting guides for common and uncommon issues across all major vehicle systems. Repair Overhaul: Detailed step-by-step instructions for component removal, installation, and repair, ranging from minor adjustments to complete system overhauls. Diagnostic Procedures: Specific diagnostic routines for engine, transmission, ABS, SRS, climate control, and other electronically controlled systems, often referencing factory scan tool procedures. Component Replacement: Instructions for replacing virtually every component, including major assemblies like engines, transmissions, suspension components, and body panels. Technical Depth Depth: Comprehensive. Covers everything from basic fluid changes and inspections to advanced engine and transmission rebuilds, complex electrical diagnostics, and bodywork. 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text within PDF, allowing quick navigation to specific topics. Print Quality Quality: High Quality (implied by description 'high quality Service Repair Workshop Manual') Binding Type Binding: N/A (Downloadable Digital Format) Paper Type Paper: N/A (Downloadable Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: LSA (modified variant of GM's 4.4L Supercharged Northstar) Engine Type: 4.4L DOHC 32-Valve V8, Supercharged Bore X Stroke: 96.0 mm x 92.0 mm (approx.) Compression Ratio: 9.1:1 (approx.) Performance Horsepower: 469 hp @ 6400 rpm (SAE Certified) Torque: 439 lb-ft @ 3600 rpm (SAE Certified) Fuel System Fuel Delivery: Sequential Port Fuel Injection (SFI), Supercharged with Intercooler Recommended Fuel: Premium Unleaded (91 Octane or higher) Cooling System Capacity: Approximately 16 quarts (15.1 liters) with intercooler system 🔧 Transmission Standard Transmission Type: 6-speed automatic with driver shift control Transmission Model: 6L80 Features Transmission Features: Performance algorithm shifting, manual mode, paddle shifters (optional/integrated). Fluid Type Transmission Fluid: Dexron VI (or equivalent specification) Fluid Capacity Capacity: Approximately 9.7 quarts (9.2 liters) 📐 Dimensions Exterior Wheelbase: 113.9 inches (2893 mm) Length: 200.4 inches...