Vehicle Segment:
Full-size SUV/Pickup Crossover Utility Vehicle
Target Audience:
Owners seeking DIY repairs, independent repair shops, professional mechanics
Competitors:
Ford Explorer Sport Trac, Lincoln Mark LT, Toyota Tundra (as a full-size alternative)
Unique Selling Proposition:
The Avalanche's Midgate feature offering a unique blend of SUV and pickup truck utility, directly serviced by this comprehensive manual.
Manual Advantage:
Provides professional-level repair information, enabling cost-effective maintenance and troubleshooting.
Powertrain:
Engine, Transmission, Drivetrain (2WD/4WD), Exhaust System
Chassis:
Suspension (Front & Rear), Steering System, Brake System, Wheels & Tires
Electrical:
Complete Electrical System, Wiring Diagrams, Lighting, Instrumentation, Powertrain Control Module (PCM), Body Control Module (BCM), Entertainment Systems
Body And Interior:
Body Panels, Doors, Seats, HVAC System, Interior Trim, Security System, Power Accessories
Driver Assistance:
ABS, Traction Control, Stability Control
Maintenance:
Scheduled Maintenance, Fluid Checks & Changes, Filter Replacements, Lubrication
Repair:
Engine Overhaul, Transmission Service, Brake Component Replacement, Suspension Repair, Electrical Component Diagnosis & Replacement, Body Panel Repair
Troubleshooting:
Diagnostic Trouble Codes (DTCs), Symptom-Based Troubleshooting, Electrical System Diagnostics
Installation:
Component Installation & Removal (e.g., engine, transmission, body parts)
Depth:
Comprehensive: From basic maintenance to in-depth diagnostics and complete overhauls.
Detail Level:
Step-by-step instructions with detailed photos and exploded diagrams.
Searchability:
Likely text-searchable (standard for professional PDF manuals)
Printability:
Printable (single pages or entire manual)
Binding:
N/A (Digital download)
Paper:
N/A (Digital download)
License:
Perpetual Use License (No expiry dates, no renewal fees)
Compatibility:
Compatible with Windows and MAC computers, tablets, and smartphones.
Multi Device Use:
Usable on multiple devices simultaneously or sequentially.
Engine Option 1:
5.3L V8 Vortec FlexFuel (LMG/LZ1)
Engine Displacement 1:
5328 cc (325.1 cu in)
Engine Configuration 1:
V-Type, 8 Cylinders
Engine Type 1:
Overhead Valve (OHV), 2 Valves per Cylinder
Horsepower 1:
320 hp @ 5200 rpm
Torque 1:
335 lb-ft @ 4000 rpm
Fuel System 1:
Sequential Electronic Fuel Injection (SFI), Multi-port Fuel Injection (MPFI)
Fuel Type 1:
Regular Unleaded, E85 (FlexFuel)
Engine Option 2:
6.0L V8 Vortec FlexFuel (L76/L96)
Engine Displacement 2:
5967 cc (364.2 cu in)
Engine Configuration 2:
V-Type, 8 Cylinders
Engine Type 2:
Overhead Valve (OHV), 2 Valves per Cylinder (Later models may feature 3 or 4 valves per cylinder depending on engine code, consult manual for specifics)
Horsepower 2:
367 hp @ 5400 rpm (approximate, varies by year/specific engine code)
Torque 2:
375 lb-ft @ 4000 rpm (approximate, varies by year/specific engine code)
Fuel System 2:
Sequential Electronic Fuel Injection (SFI)
Fuel Type 2:
Regular Unleaded, E85 (FlexFuel)
Transmission Type 1:
4-speed Automatic (4L60-E / 4L70-E)
Transmission Control 1:
Electronically Controlled Automatic Transmission (ECT)
Transmission Type 2:
6-speed Automatic (6L80-E)
Transmission Control 2:
Electronically Controlled Automatic Transmission (ECT)
Drive Modes:
Available in 2WD (RWD) and 4WD configurations.
Tow Haul Mode:
Included on all transmissions for improved towing performance.
Wheelbase:
130.0 inches (3302 mm)
Overall Length:
224.5 inches (5702 mm)
Overall Width:
79.1 inches (2009 mm)
Overall Height:
77.0 inches (1956 mm)
Cargo Volume Midgate Closed:
Approximately 5.5 to 6.0 cubic feet (bed area)
Cargo Volume Midgate Open:
Approximately 45.5 cubic feet (with Midgate folded and rear seats down, measured to roof)
Curb Weight Min:
Approximately 5,500 lbs (2495 kg) for 2WD models
Curb Weight Max:
Approximately 5,800 lbs (2630 kg) for 4WD models
Gross Vehicle Weight Rating Gvwr:
Approximately 7,000 - 7,200 lbs (3175 - 3266 kg)
NHTSA Rollover Resistance:
3 out of 5 stars (as per NHTSA ratings for similar SUVs of the era)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Standard Traction Control System (TCS)
Stability Control:
Available StabiliTrak Electronic Stability Control
Airbags:
Frontal airbags for driver and passenger, front seat-mounted side-impact airbags, available roof-mounted side-curtain airbags for front and rear occupants.
Seatbelts:
Three-point seatbelts for all seating positions, pretensioners for front seats.
Infotainment System:
Available touch-screen infotainment systems with CD player, MP3 playback, auxiliary input. Later models may feature Bluetooth connectivity and navigation.
Parking Assist:
Available rear parking assist sensors.
Bluetooth:
Available Bluetooth for hands-free calling and audio streaming on higher trims.
Usb Aux:
Standard auxiliary audio input jack; USB port available on some models/trims.
Oil Change:
Every 7,500 miles (12,000 km) or 6 months, whichever comes first (using synthetic or Dexos-compliant oil). Check manual for specific oil type and viscosity.
Tire Rotation:
Every 7,500 miles (12,000 km)
Engine Air Filter:
Inspect every 15,000 miles (24,000 km), replace as needed or at around 30,000 miles (48,000 km).
Cabin Air Filter:
Inspect every 15,000 miles (24,000 km), replace as needed or at around 30,000 miles (48,000 km).
Engine Oil Type:
SAE 5W-30, API SN/SM, Dexos1 Approved (for 5.3L LMG/LZ1); SAE 5W-30 (for 6.0L L76/L96, check manual for specific GM approval)
Engine Oil Capacity:
6.0 US quarts (5.7 L) with filter (5.3L); 6.5 US quarts (6.2 L) with filter (6.0L)
Transmission Fluid Type:
Dexron VI Automatic Transmission Fluid (ATF)
Transmission Fluid Capacity:
Refer to manual for specific fill capacities (typically 5-7 quarts for a drain and fill of 4-speed, higher for 6-speed)
Coolant Type:
GM Original Equipment (OE) 50/50 mixture of coolant and distilled water (typically orange or green type based on GM spec)
Coolant Capacity:
Approximately 15.7 US quarts (14.8 L)
Brake Fluid Type:
DOT 3 or DOT 4 (refer to reservoir cap or manual)
Power Steering Fluid Type:
GM Power Steering Fluid (or equivalent specified by GM)
Common Issue 1:
Active Fuel Management (AFM) lifter/camshaft wear leading to ticking noise or engine misfires (GM Vortec V8s of this era).
Common Issue 2:
Transmission issues, particularly with the 4-speed automatic (e.g., solenoid failures, torque converter problems).
Common Issue 3:
Fuel pump failures.
Common Issue 4:
Flex fuel sensor issues (if equipped).
Common Issue 5:
Body module (BCM) or electrical gremlins due to water intrusion or aging components.
Manufacturer:
Chevrolet, a division of General Motors (GM)
Platform:
Built on the GMT900 platform, shared with the Chevrolet Silverado and GMC Sierra pickups.
Generation 2007-2013:
This generation (second generation) introduced a more refined interior, improved powertrain options, and updated styling compared to the first generation.
Assembly Locations:
Fort Wayne, Indiana, USA; Oshawa, Ontario, Canada
