🏷️ Basic Information Identification Make: Cadillac Model: STS Year: 2011 Generation Generation Name: Second Generation (Second Facelift) Codes Chassis Code: GM Sigma 👋 Introduction Market Position Vehicle Segment: Full-size Luxury Sedan Brand Image: American Luxury, Performance, Comfort Competitive Analysis Key Competitors: BMW 5 Series, Mercedes-Benz E-Class, Audi A6, Lexus GS Key Features Vehicle Highlights: Comfortable ride, spacious interior, powerful V8 engine option, advanced technology for its era Manual Value Proposition Convenience: Instant online access, no physical storage required, accessible from multiple devices Cost Effectiveness: Saves money compared to professional repair shops, less expensive than printed manuals Accuracy: Factory-derived, licensed information ensures accuracy and completeness 📋 Manual Details Coverage Areas Primary Coverage: North America Page Count Estimated Pages: Extensive (Software-based, no fixed page count, but covers all factory procedures) Manual Type Type: Official Service & Repair Manual Software (Factory Derived) Language Language: English Format Format: Online Software (Web Browser Accessible) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder heads, crankshaft, pistons, connecting rods, timing systems, lubrication, cooling Engine Performance: Fuel injection, ignition, emissions control, engine management systems (ECM/PCM) Transmission Drivetrain: Automatic transmission (e.g., 6L80), clutch system, differential, driveshafts, axles, AWD system (if applicable) Brakes: Hydraulic system, ABS, EBD, traction control, brake pad/rotor replacement, caliper service, parking brake Suspension Steering: Front and rear suspension components (struts, shocks, control arms, bushings), steering gear, power steering system, wheel alignment Electrical Lighting: Battery, charging system (alternator), starting system, lighting systems (headlamps, tail lamps, interior), fuses, relays, wiring diagrams HVAC: Heating, ventilation, air conditioning system (compressor, condenser, evaporator, refrigerant), climate control module Body Interior: Body panels, doors, hood, trunk, interior trim, seats, glass, body sealing Diagnostics Troubleshooting: Diagnostic trouble codes (DTCs), diagnostic procedures, symptom-based troubleshooting, scan tool usage Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, tire rotation, spark plug replacement Repair Rebuild: Engine rebuild procedures, transmission overhaul, brake component replacement, suspension part installation, steering system repair Component Replacement: Alternator, starter, water pump, fuel pump, sensors, control modules, body control module (BCM) Electrical Diagnostics: Tracing wiring issues, testing electrical components, troubleshooting shorts and open circuits Alignment Procedures: Wheel alignment specifications and adjustment procedures Technical Depth Depth: Comprehensive (Covers all factory-level repair and diagnostic information) Diagnostics Detail: In-depth diagnostic trees, sensor data interpretation, component testing procedures Torque Specs: Precise torque specifications for all critical fasteners Clearances Tolerances: Engine internal clearances, bearing tolerances, and other critical measurements Wiring Diagrams: Detailed, high-resolution electrical schematics for all systems 📊 Manual Specifications File Format Software Platform: Web-based, accessible via standard internet browser Print Quality Print Capability: Printable pages for offline use Binding Type Binding: N/A (Software-based) Paper Type Paper Quality: N/A (Software-based) Searchability Text Search: Full text search functionality for quick information retrieval Accessibility Device Compatibility: Compatible with PC, laptop, smartphone, and tablet via web browser Licensing Licensing Agreement: Officially Licensed, derived from OE materials Access Duration Subscription Period: 1 Year (with discounts for additional years) ⚙️ Engine Specifications Primary Engine Engine Code Base: GM LH1 (for V8), GM LY7 (for V6) Engine Displacement V6: 3.6L (3564cc) Engine Configuration V6: V6 (90-degree) Engine Horsepower V6: 275 hp @ 6000 rpm Engine Torque V6: 266 lb-ft @ 3400 rpm Engine Displacement V8: 4.6L (4565cc) Engine Configuration V8: V8 (90-degree, Northstar) Engine Horsepower V8: 320 hp @ 6400 rpm Engine Torque V8: 315 lb-ft @ 4400 rpm Performance Induction Type: Naturally Aspirated (both V6 and V8) Fuel System Fuel Delivery: Sequential Port Fuel Injection (SFI) Fuel Type: Unleaded Gasoline (Premium recommended for optimal performance) 🔧 Transmission Standard Transmission Type: 6-speed Automatic (6L80) Optional AWD Option: Available with All-Wheel Drive (RPO: AWD) Features Transmission Features: Driver Shift Control (manual shifting capability), available traction control 📐 Dimensions Exterior Length: 199.1 inches (5057 mm) Width: 72.7 inches (1847 mm) Height: 57.4 inches (1458 mm) Wheelbase: 113.4 inches (2880 mm) Weights Curb Weight V6 Rwd: approx. 3,900 lbs (1769 kg) Curb Weight V8 AWD: approx. 4,150 lbs (1882 kg) 🛡️ Safety Features Ratings NHTSA Frontal Driver: 5-Star NHTSA Frontal Passenger: 5-Star NHTSA Side Driver: 5-Star NHTSA Side Passenger: 5-Star NHTSA Rollover: 4-Star Active Features ABS: Standard Anti-lock Braking System (ABS) Traction Control: Standard Traction Control System (TCS) Stability Control: Standard StabiliTrak Stability Control System Passive Features Airbags: Frontal airbags, front side-impact airbags, roof-mounted side curtain airbags 💡 Technology Features Infotainment Infotainment System: Cadillac User Experience (CUE) not present in this generation, but features a premium Bose audio system, available navigation system, and integrated climate controls. Audio System: Bose Premium 8-speaker or 10-speaker audio system, CD/MP3 player, auxiliary audio input, available USB integration. Driver Assistance Adaptive Cruise Control: Available Adaptive Cruise Control (ACC) Parking Assist: Available Rear Parking Assist Connectivity Bluetooth: Available Bluetooth hands-free calling Remote Start: Standard or available Remote Keyless Entry with Remote Start 🔧 Maintenance Service Intervals Oil Change Interval: Refer to oil life monitor system (typically 7,500-10,000 miles...