Segment:
Full-size utility vehicle, uniquely combining SUV passenger cabin with a half-ton pickup truck bed (utilizing the Midgate system).
Key Competitors 2007:
Ford F-150 SuperCrew, Dodge Ram 1500 Quad Cab, Toyota Tundra Double Cab (though Avalanche's unique bed/cabin integration offered distinct positioning).
Midgate System:
Convertible Midgate allowing passage from the cabin to the cargo bed, extending the bed length.
Full Size Platform:
Based on GM's robust GMT900 platform shared with Silverado, Tahoe, and Suburban.
Versatility:
Hybrid SUV/truck functionality, suitable for passengers, cargo, and towing.
Comprehensive Coverage:
Yes, A-Z repairs
Models Covered:
All models and trims
Estimated Page Count:
Varies by specific OEM manual, but typically 2000+ pages for a full service manual.
Type:
Service and Repair Manual
Source Authenticity:
Dealership Technician Level
Compatibility:
Windows (Vista32/64, XP, ME, 98, NT, 2000), Mac
Readability Features:
Searchable, Zoomable Images, Printable
Powertrain:
Engine, Fuel System, Ignition, Starting, Charging, Cooling, Lubrication, Exhaust, Automatic Transmission, Manual Transmission (if applicable)
Chassis:
Suspension, Steering, Brakes (Hydraulic, ABS, Parking), Wheels & Tires
Body And Electrical:
Body Structure, Exterior/Interior Trim, Doors, Locks, Glass, HVAC, Safety Restraint Systems (SRS), Airbags, Seatbelts, Lighting, Instrumentation, Audio/Visual, Wiper/Washer, Cruise Control, Immobilizer, Multiplex/CAN Communication
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, inspections
Diagnosis:
Troubleshooting guides, symptom-based diagnostics, DTC (Diagnostic Trouble Code) interpretation
Repair:
Component removal and installation, assembly/disassembly, adjustments, component replacement
Specifications:
Torque values, clearances, fluid capacities, electrical resistance, pressure readings
Wiring:
Complete electrical schematics, wiring diagrams, connector pinouts
Depth:
Comprehensive, from basic fluid checks to complete engine and transmission rebuilds, including advanced electronic diagnostics.
Document Type:
Portable Document Format (PDF)
Searchability:
Text-searchable for quick information retrieval.
Scalability:
High resolution, allowing for sharp enlarged prints of diagrams and illustrations.
Section Printing:
Allows printing of specific pages or sections for targeted use in garage/workshop.
Binding:
N/A (Digital Format - Printable)
Paper Quality:
N/A (Digital Format - User Printable on desired paper type)
Engine Option 1:
5.3L V8 Vortec 5300 (L59/LY5)
5.3L Hp:
310 hp @ 5200 rpm
5.3L Torque:
335 lb-ft @ 4000 rpm
6.0L Hp:
366 hp @ 5400 rpm (LQ4) / 345 hp @ 5200 rpm (LQ9)
6.0L Torque:
376 lb-ft @ 4000 rpm (LQ4) / 380 lb-ft @ 3600 rpm (LQ9)
Fuel Delivery:
Multi-port Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded Gasoline (FlexFuel capability for L59)
Engine Option 2:
6.0L V8 Vortec 6000 (LQ4/LQ9 - typically for 2WD models, check specific VIN)
Transmission Type:
4-speed automatic overdrive (4L60-E)
Transmission Type:
4-speed automatic overdrive with manual mode (4L70-E - typically for 6.0L models)
Drivetrain Options:
RWD (Rear-Wheel Drive), AWD (All-Wheel Drive) / 4WD (Four-Wheel Drive)
Transfer Case:
Electronic Autotrac 4WD system (for 4WD models)
NHTSA Rollover Rating:
4 out of 5 stars (as per most GM trucks/SUVs of this era)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Standard Traction Control System (TCS)
Stabili Trak:
Available StabiliTrak Electronic Stability Control (ESC)
Airbags:
Frontal airbags for driver and passenger, available side-curtain airbags
Seatbelts:
3-point seatbelts for all occupants, front seat pretensioners
Infotainment System:
Available touch-screen navigation systems, premium audio options (e.g., Bose).
Connectivity:
Available auxiliary audio input, Bluetooth (later in the generation's run).
Parking Assist:
Available Rear Parking Assist sensors.
Camera Systems:
Available rearview camera system integrated with infotainment display.
Active Fuel Management:
Disables half of the cylinders under light load to improve fuel economy on certain V8 engines.
Variable Valve Timing:
Included on newer Vortec engines for improved performance and efficiency.
Oil Change Interval:
Typically every 3,000 to 7,500 miles or 6 months, depending on driving conditions and oil type used (refer to manual for specific oil life monitoring system guidance).
Tire Rotation Interval:
Every 5,000 to 7,500 miles.
Engine Coolant Replacement:
Initial change at 100,000 miles (or 5 years), then every 50,000 miles (or 5 years) thereafter for Dex-Cool coolant.
Engine Oil Spec:
SAE 5W-30, meeting GM specification GM6094M (API Service SN or higher).
Transmission Fluid Spec:
Dexron-VI Automatic Transmission Fluid (ATF)
Coolant Spec:
GM P/N 12346290 (Orange) or equivalent Dex-Cool Extended Life Antifreeze/Coolant (50/50 mix with distilled water).
Active Fuel Management (Afm) Issues:
Potential for oil consumption, lifter noise (related to AFM lifter failures), and cam phaser issues in certain 5.3L engines.
Transmission Shifting Issues:
Some units may experience rough shifting or delayed engagement, often related to solenoid issues or fluid degradation.
Heater Core Leaks:
Can be a common issue in GM trucks/SUVs of this era, requiring dashboard removal for replacement.
Fuel Pump Failures:
Some model years may have a higher incidence of fuel pump module failures.
Manufacturer:
Chevrolet, a division of General Motors (GM)
First Generation:
Launched for the 2002 model year, based on the GMT800 platform.
Second Generation:
Introduced for the 2007 model year, significant redesign on the GMT900 platform, updating styling, interior, and powertrains.
Production Period:
2002-2013 (across two generations)
Manufacturing Location:
Janesville, Wisconsin, USA (primary)
