🏷️ Basic Information Identification Make: Cadillac Model: STS-V Year: 2009 Codes Chassis Code: GMT966 (STS) Engine Code: LSA (Supercharged 4.4L V8) 👋 Introduction Market Position Positioning: High-performance luxury sport sedan Competitive Analysis Competitors: BMW M5, Mercedes-Benz AMG E-Class, Audi S6, Jaguar XJ Supercharged. Key Features Performance Focus: Supercharged V8 engine, sophisticated chassis, performance-tuned suspension, premium luxury. Value Proposition Manual Value: Provides dealership-level diagnostic and repair capabilities for owners and independent technicians. 📋 Manual Details Coverage Areas Coverage Type: Complete Service and Repair Page Count Estimated Page Count: Extensive (exact count not specified, but described as comprehensive) Manual Type Type: Factory Authorized Service Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine Mechanical: Complete internal and external engine components, including supercharger system. Engine Control System: ECM diagnostics, sensor readings, fuel injection, ignition timing, emissions control. Transmission: 4-speed automatic transmission (4L70-E) overhaul, diagnostics, and service. Drivetrain: Rear-wheel drive, driveshaft, differential, axle service and repair. Suspension Steering: Front and rear suspension components, power steering system, steering column. Brakes: Hydraulic brake system, ABS, traction control, parking brake service and diagnostics. Electrical System: Complete wiring schematics, component testing, charging system, starting system. Body And Interior: Exterior panels, doors, windows, mirrors, interior trim, seats, instrument panel. Climate Control: Air conditioning system service, diagnostics, and refrigerant handling. Restraint Systems: Supplemental Restraint System (SRS) including airbags and seat belts. Comfort And Convenience: Cruise control, power locks, wipers, washers, horn, audio/visual systems. Multiplex Communication: CAN bus communication, multiplex systems diagnostics. Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, inspections. Diagnostics: Troubleshooting guides, symptom-based diagnostics, DTC (Diagnostic Trouble Code) interpretation. Repair: Step-by-step repair procedures for all vehicle systems, including major component overhauls. Disassembly Assembly: Detailed instructions for removing and reinstalling all vehicle components. Wiring Schematics: Comprehensive, vehicle-specific wiring diagrams for all electrical systems. Technical Depth Depth: Expert-level diagnostics, component-level repair, complete rebuilds, and calibration procedures. 📊 Manual Specifications File Format File Type: PDF Print Quality Printability: High-resolution, printable pages. Images can be blown up for clarity. Binding Type Binding: N/A (Digital format) Paper Type Paper Quality: N/A (Digital format, printable on user's choice of paper) ⚙️ Engine Specifications Primary Engine Engine Type: Supercharged V8 Displacement: 4.4 Liters (267.9 cubic inches) Performance Horsepower: 469 hp @ 6400 rpm Torque: 439 lb-ft @ 3900 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with sequential port injection. Engine Details Supercharger: Roots-type supercharger with intercooler. Valve Train: Dual Overhead Camshafts (DOHC), 32 valves (4 per cylinder). Block Material: Aluminum Bore X Stroke: 3.82 in x 3.58 in (97.0 mm x 91.0 mm) 🔧 Transmission Standard Transmission Type: 4-Speed Automatic Transmission Model: 4L70-E Optional Optional Transmissions: N/A Features Performance Tuning: Performance-calibrated for rapid acceleration and smooth shifting. Fluid Specifications Transmission Fluid Type: Dexron VI 📐 Dimensions Exterior Length: 196.8 inches Width: 72.5 inches Height: 57.7 inches Wheelbase: 113.8 inches Weights Curb Weight: 4,271 lbs Gross Vehicle Weight Rating: 5,200 lbs Cargo Trunk Volume: 15.3 cubic feet 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 5-Star NHTSA Front Impact Passenger: 5-Star NHTSA Side Impact Front Seat Passenger: 5-Star NHTSA Side Impact Rear Seat Passenger: 5-Star IIHS Roof Strength: Good Active Features ABS: Yes (4-wheel anti-lock braking system) Traction Control: Yes (StabiliTrak) Electronic Stability Control: Yes (StabiliTrak) Passive Features Airbags: Front airbags, front side-impact airbags, curtain side-impact airbags. Seat Belts: 3-point front and rear seat belts with pretensioners. 💡 Technology Features Infotainment Infotainment System: Cadillac's infotainment system with touch-screen navigation, Bose premium audio, CD/DVD player. Driver Assistance Adaptive Cruise Control: Available Parking Assist: Rear parking assist sensors. Connectivity Bluetooth: Available for hands-free calling. Other Features Head Up Display: Available Heated And Ventilated Seats: Available 🔧 Maintenance Service Intervals Oil Change Interval: Typically 5,000-7,500 miles or 6 months, or as indicated by the oil life monitor system. Transmission Fluid Interval: Refer to manual, often around 60,000-100,000 miles for severe service, or as per oil life monitor. Spark Plug Interval: Typically around 100,000 miles. Fluid Specifications Engine Oil Type: SAE 5W-40 Synthetic (meeting GM spec like dexos1 or earlier GM specific) Coolant Type: Dex-Cool (GM 6277M) orange coolant Brake Fluid Type: DOT 3 or DOT 4 Known Issues Supercharger Coupler: Potential wear or failure of the supercharger snout coupler, leading to reduced boost. Pcv System: PCV valve can become clogged, leading to oil consumption or rough idle. Transmission Performance: Occasional hard shifts or solenoid issues in the 4L70-E transmission, requiring diagnostic and repair. 📚 Vehicle History Brand Heritage Brand Focus: Cadillac has a long-standing heritage in luxury and performance vehicles. Model Evolution Sts Platform: The STS is based on GM's front-wheel-drive Epsilon platform, heavily modified for RWD and performance applications. Sts V Introduction: The STS-V was a high-performance variant introduced to compete in the luxury performance sedan market. Production Production Years: 2006-2010 Manufacturing Location: Lansing, Michigan, USA 🏆 Awards & Recognition Recognitions...