Introduction
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Market Position
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Positioning:
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The Chevrolet Avalanche is a versatile full-size SUV/pickup truck crossover, offering a unique Midgate system for extended cargo capacity. It targets buyers who need the utility of a pickup truck with the comfort and passenger capacity of an SUV.
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Competitive Analysis
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Competitors:
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Key competitors during its production run included the Ford Explorer Sport Trac, Honda Ridgeline, and potentially Cadillac Escalade EXT (its luxury sibling).
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Key Features
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Unique Selling Proposition:
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The defining feature is the Midgate, a fold-down panel between the cabin and the cargo bed, which extends the cargo area and allows for long items to be carried securely inside.
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Manual Value Proposition
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Value For Buyers:
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This manual provides factory-level diagnostic and repair information, empowering owners to perform maintenance, troubleshoot issues, and conduct complex repairs, saving time and money on dealership services.
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Manual Coverage
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Systems Covered
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Powertrain:
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Engine, Automatic Transmission, Transfer Case, Driveline (Front & Rear Axles, Propeller Shafts)
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Chassis:
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Brakes (Hydraulic, Antilock, Parking), Suspension (Front, Rear, Electronic Level Control, General), Steering (Power, Linkage, Column)
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Body And Exterior:
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Body Panels, Bumpers, Exterior Trim, Frame, Doors, Luggage Rack, Sunroof, Mirrors, Glass, Wiper/Washer System, Lighting
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Electrical And Electronics:
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Engine Electrical, Engine Controls & Fuels, Electrical Component Locator, Fuses, Interior Lights Wiring, Instrument Panel, Displays & Gages, Cruise Control, Airbags, Immobilizer, Theft Deterrent, Tire Pressure Monitor, Power Outlets, Navigation/Entertainment Systems, Object Detection
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Interior:
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Interior Trim, Door Locks, Power Seats, Seat Hardware, Seat Belts, Seats Heating & Cooling, Steering Wheel Controls, Instrument Panel
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Procedures Included
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Maintenance:
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Tune-up procedures, Routine Maintenance, Maintenance and Lube schedules, Fluid specifications, Filter replacement, Reminder Light Reset
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Diagnostics:
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Engine Troubleshooting and Diagnosis, Trouble Codes (DTCs), Wiring Troubleshooting, Component Diagnosis
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Repair:
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Detailed repair instructions for all covered systems, Component replacement, Engine overhaul, Transmission service, Suspension and steering repairs, Brake system repairs, Body panel repair and replacement, Electrical component repair/replacement
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Installation:
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Installation procedures for specific components and accessories (implied by factory service manual nature)
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Technical Depth
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Depth:
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Comprehensive, factory-level detail suitable for professional technicians and advanced DIYers. Includes step-by-step instructions, torque specifications, diagnostic procedures, wiring diagrams, and component removal/installation.
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Dimensions
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Exterior
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Length:
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Approx. 222.0 inches (with Midgate closed)
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Width:
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Approx. 79.1 inches
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Height:
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Approx. 77.0 inches
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Cargo
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Cargo Volume Midgate Closed:
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Approx. 45.5 cubic feet (behind 2nd row)
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Cargo Volume Midgate Open:
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Approx. 129.7 cubic feet (with 2nd row folded and Midgate open)
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Weights
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Curb Weight:
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Approx. 5,400 - 6,000 lbs (varies by configuration)
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Max Towing Capacity:
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Up to 9,400 lbs (properly equipped)
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Payload Capacity:
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Approx. 1,100 - 1,500 lbs
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Maintenance
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Service Intervals
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Oil Change Interval:
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Every 7,500 miles or 6 months (under normal driving conditions, consult manual for severe conditions)
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Tire Rotation:
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Every 7,500 miles
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Spark Plugs:
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Refer to manual for specific mileage, often around 100,000 miles for platinum/iridium plugs.
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Fluid Specifications
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Engine Oil Type:
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SAE 5W-30 Synthetic Blend or Full Synthetic (check owner's manual for exact specification and API service category)
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Coolant Type:
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GM-specified Dex-Cool (Orange) or equivalent silicate-free, long-life antifreeze/coolant
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Brake Fluid Type:
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DOT 3 or DOT 4 Brake Fluid (consult manual for exact specification)
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Known Issues
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Common Problems:
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Examples include AFM (Active Fuel Management) lifter issues on 5.3L engines, potential transmission solenoid issues, fuel pump failures, and minor electrical gremlins common in vehicles of this era.
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Bulletin Reference:
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This manual will provide specific Technical Service Bulletins (TSBs) related to common issues for these model years.
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