🏷️ Basic Information Identification Make: Chevrolet Model: Avalanche Year: 2009 Body Style: Full-Size Pickup Truck / SUV Hybrid Generation Generation Code: GMT900 (Second Generation) Generation Years: 2007-2013 👋 Introduction Market Position Vehicle Segment: Full-size pickup truck based SUV with unique configurable cargo bed (Midgate feature) Competitive Analysis Key Competitors: Ford Explorer Sport Trac, Dodge Durango, Toyota Sequoia, GMC Yukon XL Key Features Unique Selling Proposition: Versatile Midgate system allowing conversion from enclosed SUV to open-bed pickup truck configuration 📋 Manual Details Coverage Areas Coverage Scope: All Models, Engines, Trims, and Transmissions Page Count Estimated Page Count: Extensive (likely over 2000 pages, typical for complete workshop manuals) Manual Type Manual Type: Complete Workshop Service Repair Manual Language Language: English Format Format: Downloadable Digital Format (PDF compatible) 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder head, block, pistons, crankshaft, camshafts, timing, lubrication, cooling system, exhaust system Engine Electrical: Ignition system, fuel injection system, engine control module (ECM), sensors, actuators, starter, alternator, charging system Transmission Drivetrain: Automatic transmission (4L60-E, 4L70-E), transfer case, driveshafts, axles, differentials, wheel bearings Brakes: Brake system diagnosis, hydraulic system, ABS, traction control, parking brake, brake pad and rotor replacement, caliper service Suspension Steering: Front and rear suspension components, shock absorbers, springs, control arms, ball joints, tie rods, power steering system, steering column Electrical Body: Body control module (BCM), lighting, power windows, locks, mirrors, seats, wipers, horn, interior/exterior trim, tailgate and Midgate system HVAC: Heating, ventilation, and air conditioning (HVAC) system, refrigerant, compressor, evaporator, heater core, controls Fuel System: Fuel pump, fuel filter, fuel injectors, fuel tank, evaporative emission control (EVAP) Chassis Electrical: Instrument cluster, diagnostic trouble codes (DTCs), wiring diagrams, fuses, relays Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, tire rotation, spark plug replacement Diagnostic Procedures: Troubleshooting guides, symptom-based diagnostics, OBD-II code explanations, electrical circuit testing Component Removal Installation: Detailed instructions for removing and installing major and minor components across all systems Rebuilding Overhauling: Procedures for engine and transmission rebuilding, including specifications and tolerances Bodywork Repair: Panel replacement, dent repair, welding, painting procedures, Midgate and tailgate mechanisms Electrical System Repair: Wiring harness repair, component testing, module replacement, diagnostic tool usage Technical Depth Depth Of Coverage: Comprehensive from basic maintenance to full-scale engine and transmission overhauls, including advanced diagnostics and electrical troubleshooting. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Searchability: Fully searchable text content for quick information retrieval Print Quality Print Readability: High-resolution, suitable for professional printing of individual pages or chapters Binding Type Binding Type: N/A (Downloadable format, user prints and binds) Paper Type Paper Type: N/A (Digital format, user selects print paper) ⚙️ Engine Specifications Primary Engine Engine Code And Description: LH8 5.3L V8 Vortec OHV (325 cu in) with Active Fuel Management (AFM) Performance Horsepower: 315 hp @ 5200 rpm Torque: 335 lb-ft @ 4000 rpm Fuel System Fuel Delivery: Sequential Port Fuel Injection (SFI) Engine Variant Secondary Engine Option: LY5 5.3L V8 Vortec OHV (325 cu in) with Active Fuel Management (AFM) - standard on some trims/markets Optional Engine Description: LH9 5.3L V8 Vortec OHV (325 cu in) with Active Fuel Management (AFM) and FlexFuel capability 🔧 Transmission Standard Transmission Type: 4-speed Automatic (4L70-E) with Overdrive and Tow/Haul Mode Optional Optional Transmission: N/A for 2009 model year Features Transfer Case: StabiliTrak with electronic Autotrac 4WD system (standard on some trims, optional on others) 📐 Dimensions Exterior Wheelbase: 130.0 inches (3302 mm) Overall Length: 222.0 inches (5639 mm) Overall Width: 79.1 inches (2009 mm) Overall Height: 77.8 inches (1976 mm) Cargo Cargo Volume Midgate Closed: Approx. 60.0 cu ft (behind 2nd row) Cargo Volume Midgate Open: Approx. 106.7 cu ft (with Midgate folded and 2nd row folded) Weights Curb Weight: Approx. 5,600 - 5,900 lbs (2540 - 2676 kg), varies by configuration Gross Vehicle Weight Rating: Approx. 7,000 - 7,200 lbs (3175 - 3266 kg) 🛡️ Safety Features Ratings NHTSA Frontal Crash Rating: 5 Stars (Driver and Passenger) NHTSA Side Impact Rating: 5 Stars (Front and Rear Passenger) NHTSA Rollover Rating: 4 Stars (Risk of Rollover) Active Features Electronic Stability Control: Standard StabiliTrak system with rollover mitigation Traction Control: Standard traction control system Anti Lock Brakes: Standard Anti-lock Braking System (ABS) on all four wheels Passive Features Airbags: Driver and front passenger airbags, side-impact curtain airbags for all rows Seatbelts: Three-point seatbelts with pretensioners for all occupants, LATCH system for child seats 💡 Technology Features Infotainment Available Infotainment Systems: Chevrolet MyLink (depending on trim and options), touch-screen navigation systems, AM/FM/CD/MP3 players, auxiliary audio input. Driver Assistance Available Driver Assistance: Rear parking assist, rearview camera (on some trims/packages). Connectivity Connectivity Features: Bluetooth connectivity for hands-free calling and audio streaming (on select models/trims). 🔧 Maintenance Service Intervals Oil Change Interval: Typically 7,500 miles or 6 months (using synthetic oil), or as indicated by Oil Life Monitoring System. Engine...