🏷️ Basic Information Identification Make: Chevrolet Model: Avalanche Year: 2008 Generation Generation Name: Second Generation (GMT900) Generation Start Year: 2007 Generation End Year: 2013 Codes Platform Code: GMT900 👋 Introduction Market Position Market Position: Full-size SUV/light-duty pickup truck hybrid (Sport Utility Truck - SUT) offering versatility and capability. Competitive Analysis Competitive Set: Chevrolet Silverado, GMC Sierra, Ford F-150, Dodge Ram 1500, Toyota Tundra Key Features Key Features: Midgate system for configurable cargo bed length, integrated bedliner, 4-wheel independent suspension, durable Duramax diesel option (in certain markets/years). 📋 Manual Details Coverage Areas Coverage Areas: Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, HVAC, Electrical Systems, Body, Chassis, Diagnostics, Maintenance, Repair Page Count Estimated Page Count: Extensive (Digital Format, comprehensive coverage) Manual Type Manual Type: Official Service and Repair Manual Software Language Language: English Format Format: PDF Download (Digital Software) 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical (cylinder head, block, crankshaft, pistons, connecting rods), lubrication, cooling, fuel injection, ignition, exhaust, emissions control, engine diagnostics Transmission Drivetrain Systems: Automatic transmission (4L60-E, 4L70-E), transfer case, driveshafts, axles, differentials, CV joints, powertrain control modules (PCM) Suspension Steering Systems: Front and rear suspension (independent front, coil springs rear), shock absorbers, struts, control arms, ball joints, tie rods, power steering system, steering column Brake Systems: Front and rear disc brakes, ABS (Anti-lock Braking System), hydraulic system, brake calipers, rotors, pads, parking brake Electrical Body Systems: Body control module (BCM), lighting, instruments and gauges, power windows, power locks, mirrors, audio system, climate control, interior and exterior lighting, wiring diagrams, fuse box locations, charging system, starting system HVAC Systems: Heating, ventilation, air conditioning (HVAC) system components, refrigerant handling, diagnostics, and repair. Procedures Included Maintenance Procedures: Oil change, filter replacements (oil, air, fuel), coolant flush and refill, spark plug replacement, brake fluid flush, tire rotation, battery maintenance, wiper blade replacement Repair Procedures: Engine component repair/replacement, transmission overhaul/replacement, brake caliper/rotor replacement, suspension component replacement, steering component replacement, HVAC system diagnosis/repair, electrical component troubleshooting/replacement, body panel repair Diagnostic Procedures: OBD-II diagnostic trouble codes (DTCs), symptom-based troubleshooting, diagnostic scan tool usage, component testing procedures Wiring Diagrams Coverage: Detailed, system-specific wiring schematics for all major electrical components and circuits. Torque Specifications: Precise torque values for all critical fasteners across all mechanical systems. Technical Depth Technical Depth: Comprehensive, from basic maintenance to complete engine and transmission rebuilds, including detailed diagnostic trees and wiring schematics 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High-resolution, clear diagrams and text suitable for printing Binding Type Binding Type: Not Applicable (Digital Download) Paper Type Paper Type: Not Applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Options: 5.3L V8 Vortec (LH6), 6.0L V8 Vortec (L76, L96), 6.2L V8 Vortec (L92) Performance 5.3L V8 Hp Torque: Approx. 315 hp @ 5200 rpm, 335 lb-ft @ 4000 rpm (L76 variant for 2008) 6.0L V8 Hp Torque: Approx. 366 hp @ 5400 rpm, 376 lb-ft @ 4000 rpm (L96 variant for 2008) Fuel System Fuel System Type: Electronic Fuel Injection (EFI) Recommended Fuel: Regular Unleaded Gasoline (87 octane) Engine Codes 5.3L V8 Lh6 Code: LH6 (Active Fuel Management) 6.0L V8 L76 Code: L76 (Active Fuel Management, DoD) 6.2L V8 L92 Code: L92 (No Active Fuel Management, higher performance) 🔧 Transmission Standard Standard Transmission: 4-speed automatic (4L60-E or 4L70-E) Optional Optional Transmission: Not Applicable (4-speed automatic was standard across most configurations) Features Transmission Features: Driver Shift Control, Tow/Haul Mode 📐 Dimensions Exterior Wheelbase: 130.0 inches Overall Length: 224.5 inches Overall Width: 79.8 inches Overall Height: 77.0 inches Interior Passenger Volume: Approx. 120 cu. ft. Cargo Cargo Volume Midgate Closed: Approx. 6.7 cu. ft. (behind 3rd row) Cargo Volume Midgate Open: Approx. 50.3 cu. ft. (behind 2nd row, with Midgate open) Weights Curb Weight Approx: 5,700 - 6,200 lbs (depending on configuration) Max Towing Capacity: Up to 9,700 lbs (with appropriate equipment and engine) 🛡️ Safety Features Ratings NHTSA Rollover Rating: 4 out of 5 stars (as per NHTSA for 2008 models) Active Features Active Safety Features: StabiliTrak (Electronic Stability Control), ABS, Traction Control, available OnStar Passive Features Passive Safety Features: Front airbags, front side-impact airbags, head curtain side-impact airbags, three-point seatbelts with pretensioners, LATCH child seat anchors 💡 Technology Features Infotainment Infotainment Features: Available touch-screen navigation system, premium audio systems (Bose), satellite radio (XM), Bluetooth connectivity (optional). Driver Assistance Driver Assistance Features: Rear parking assist (optional), backup camera (optional). Connectivity Connectivity Features: OnStar in-vehicle safety and communication system. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 - 7,500 miles or 6 months, or as indicated by the Oil Life Monitoring System (OLMS) Tire Rotation Interval: Every 7,500 miles or as needed based on wear Spark Plug Replacement Interval V8: Approximately 100,000 miles (depending on plug type) Fluid Specifications Engine Oil Specification: SAE 5W-30 Synthetic Blend (Dexos approved for later models, consult manual for specific 2008 specs) Engine Oil...