🏷️ Basic Information Identification Make: Chevrolet Model: Avalanche Year: 2009 Generation Generation: Second Generation (GMT900) Codes Platform Code: GMT900 👋 Introduction Market Position Market Niche: Unique combination of full-size SUV and pickup truck capabilities (midgate design) Competitive Analysis Key Competitors: Ford F-150, Dodge Ram 1500, Toyota Tundra (as a large SUV/truck hybrid) Key Features Unique Selling Proposition: Versatile midgate for extending cargo bed length, onboard power outlets, durable construction 📋 Manual Details Coverage Areas Primary Coverage: 2009 Chevrolet Avalanche Page Count Estimated Page Count: 1500+ Manual Type Manual Type: Service and Repair Manual Software Language Language: English Format Format: PDF Download (Digital) 📖 Manual Coverage Systems Covered Engine System: Complete engine diagnosis, repair, and overhaul Drivetrain System: Front-wheel drive, all-wheel drive, axle shafts, driveshafts, differentials Transmission System: Automatic transmission (4L60-E, 4L70-E) diagnosis, repair, and overhaul Suspension System: Front and rear suspension components, steering linkage, power steering Brake System: Hydraulic brake systems, ABS, Traction Control, disc and drum brake service Electrical System: Wiring diagrams, charging system, starting system, lighting, body control modules Climate Control System: HVAC system diagnosis, refrigerant handling, component replacement Body And Chassis: Body panel repair, door mechanisms, interior trim, chassis lubrication Procedures Included Maintenance Procedures: Oil change, filter replacement, fluid checks and changes, tire rotation Diagnostic Procedures: OBD-II diagnostics, fault code interpretation, system troubleshooting flowcharts Repair Procedures: Step-by-step repair instructions for all major components Rebuild Procedures: Engine and transmission component rebuild specifications Technical Depth Depth Of Coverage: Comprehensive, from basic maintenance to complete engine and transmission rebuilds 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High-resolution, printable pages Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: L76 Engine Type: 6.0L V8 Vortec OHV Performance Horsepower: 367 hp @ 5400 rpm Torque: 375 lb-ft @ 4000 rpm Fuel System Fuel Delivery: Sequential Electronic Fuel Injection (SFI) Fuel Type: Unleaded Gasoline Engine Details Displacement: 5967 cc (364 ci) Bore X Stroke: 4.00 x 3.62 in (101.6 x 92 mm) Compression Ratio: 9.4:1 Valve Train: Overhead Valve (OHV), 2 valves per cylinder Engine Management System: GM ECM (Engine Control Module) 🔧 Transmission Standard Transmission Type: 4-speed Automatic 4L70-E Optional Optional Transmission: N/A for 2009 model year Features Drivetrain Options: 2WD (RWD) or 4WD Fluid Specifications Transmission Fluid Type: Dexron VI Automatic Transmission Fluid (ATF) 📐 Dimensions Exterior Wheelbase: 130.0 inches (3302 mm) Overall Length: 221.7 inches (5631 mm) Overall Width: 79.1 inches (2009 mm) Overall Height: 77.0 inches (1956 mm) Cargo Cargo Volume Std Config: 56.2 cu ft Cargo Volume Midgate Open: 137.4 cu ft Weights Curb Weight 2Wd: 5,607 lbs (2,543 kg) Curb Weight 4Wd: 5,816 lbs (2,638 kg) Gross Vehicle Weight Rating Gvwr: 7,200 lbs (3,266 kg) Towing Capacity: Up to 8,000 lbs (3,629 kg) 🛡️ Safety Features Ratings NHTSA Rollover Resistance: 4/5 Star Rating Active Features Anti Lock Brakes: Standard Traction Control: Standard Electronic Stability Control: Standard (StabiliTrak) Passive Features Airbags: Frontal airbags, side-impact airbags, available roof rail airbags Seatbelts: 3-point seatbelts with pretensioners 💡 Technology Features Infotainment Audio System: Available Bose premium audio system, CD/MP3 player, AM/FM stereo Navigation: Available DVD-based navigation system Driver Assistance Parking Assist: Available rear parking assist sensors Connectivity Remote Start: Available remote keyless entry and remote start 🔧 Maintenance Service Intervals Oil Change Interval: Every 7,500 miles or 6 months (synthetic blend recommended) Engine Air Filter Replacement: Inspect every 15,000 miles, replace as needed Cabin Air Filter Replacement: Inspect every 15,000 miles, replace as needed Transmission Fluid Change: Every 50,000-100,000 miles depending on usage (refer to manual for specific conditions) Fluid Specifications Engine Oil Specification: SAE 5W-30 Synthetic Blend (API SN or higher) Engine Oil Capacity: 7.0 quarts (6.6 liters) with filter change Coolant Type: GM Super Coolant (Green) or equivalent Dex-Cool compatible coolant Known Issues Common Avalanche Issues: FlexFuel sensor issues (if applicable), AFM (Active Fuel Management) lifter noise, rear main seal leaks, HVAC blend door actuator failure 📚 Vehicle History Brand Heritage Chevrolet Legacy: Founded in 1911, known for a wide range of vehicles from trucks to sports cars. Model Evolution Avalanche Introduction: First introduced for the 2002 model year. Second Gen Launch: Second generation (GMT900 platform) launched for the 2007 model year. Production Production Plant: Silao, Mexico 🏆 Awards & Recognition Recognitions Previous Awards For Model Line: While specific awards for the 2009 model may vary, the Avalanche platform has received recognition for its utility and innovation in previous years.