🏷️ Basic Information

Make:

Chevrolet

Model:

Avalanche

Year:

2007

Generation Designation:

Second Generation (GMT900)

Platform Code:

GMT900

👋 Introduction

Market Position:

The 2007 Chevrolet Avalanche is a unique half-ton, full-size, multi-purpose pickup truck (often classified as a Sport Utility Truck or SUT) known for its distinctive midgate feature, allowing for expansion of the cargo bed into the cabin.

Competitive Analysis:

Competed in a niche segment against vehicles like the Cadillac Escalade EXT. Its primary competitors were often considered traditional full-size SUVs and pickup trucks, but its unique convertible cargo bed offered a distinct advantage for those needing both passenger comfort and flexible hauling capacity.

Key Features:

Convertible cargo bed (Midgate), integrated cabin and bed, robust towing and hauling capability, available AWD, distinctive styling.

📋 Manual Details

Coverage Areas Listed:

Introduction, Instrument Cluster, Entertainment Systems, Climate Controls, Lights, Driver Controls, Locks and Security, Seating and Safety Restraints, Driving, Customer Assistance, Reporting Safety Defects (U.S. Only), Cleaning, Maintenance and Specifications, Engine Compartment, Engine Oil, Battery, Fuel Information, Air Filter(s), Part Numbers, Refill Capacities, Lubricant Specifications, Accessories

Estimated Page Count:

Approximately 400-500 pages (typical for a full owner's manual of this era)

Manual Type:

Owner's Manual

Language:

English

Format:

Digital PDF

📖 Manual Coverage

Systems Covered:

Vehicle operation, driver controls, instrument cluster indicators, HVAC system, lighting functions, door locks and security, seating adjustments and safety restraint systems (airbags, seatbelts), driving techniques, dashboard indicators, warning lights, basic troubleshooting of common alerts, cleaning procedures, routine maintenance, fluid specifications, and accessory usage.

Procedures Included:

Operation of infotainment and climate control systems, proper use of safety features, basic driving tips, understanding dashboard indicators and warnings, recommended maintenance schedules, basic fluid checks (oil, coolant, washer fluid), battery care, fuel recommendations, air filter inspection/replacement, and use of various accessories.

Technical Depth:

Covers user-level operation and routine maintenance. Provides essential information for safe operation and basic upkeep. Does not include in-depth diagnostic procedures, component-level repair instructions, or advanced electrical schematics, which are found in service manuals.

📊 Manual Specifications

File Format:

PDF

Print Quality:

Digital PDF, designed for clear on-screen viewing and printing. Text is typically searchable.

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine:

6.0L V8 Vortec HO

Engine Options:

Standard on the 2007 model was the 5.3L V8 Vortec (323 cu in), producing approximately 310 hp and 335 lb-ft of torque. An optional 6.0L V8 Vortec HO (364 cu in) was also available, producing around 355 hp and 380 lb-ft of torque, particularly on the Avalanche LTZ and for Z71 4WD models.

Performance 5 3L:

Horsepower: ~310 hp @ 5200 rpm, Torque: ~335 lb-ft @ 4000 rpm

Performance 6 0L:

Horsepower: ~355 hp @ 5400 rpm, Torque: ~380 lb-ft @ 4000 rpm

Fuel System:

Sequential Electronic Fuel Injection (SFI)

Engine Management:

GM's Engine Control Module (ECM)

Emissions Control:

Catalytic converters, Oxygen (O2) sensors, Positive Crankcase Ventilation (PCV) system.

🔧 Transmission

Standard Transmission:

4-speed automatic transmission (4L60-E)

Optional Transmission:

4-speed automatic transmission (4L70-E) with the 6.0L engine.

Transmission Features:

Electronic shift control, Tow/Haul mode.

Drivetrain Options:

Rear-wheel drive (RWD) and all-wheel drive (AWD) with Autotrac 2-speed transfer case.

📐 Dimensions

Overall Length:

Approximately 222.0 inches

Overall Width:

Approximately 79.1 inches

Overall Height:

Approximately 77.0 inches

Wheelbase:

Approximately 130.0 inches

Cargo Volume Midgate Closed:

Approximately 57.0 cubic feet

Cargo Volume Midgate Open:

Approximately 125.9 cubic feet

Curb Weight Approx:

Approximately 5,400 - 5,800 lbs (depending on configuration)

Gross Vehicle Weight Rating Gvw:

Approximately 7,000 - 7,200 lbs

Towing Capacity Max:

Up to 8,200 lbs (properly equipped)

🛡️ Safety Features

NHTSA Front Impact Driver:

5 Stars (for 2007 model year)

NHTSA Front Impact Passenger:

5 Stars (for 2007 model year)

NHTSA Side Impact Front Driver:

5 Stars (for 2007 model year)

NHTSA Side Impact Front Passenger:

4 Stars (for 2007 model year)

IIHS Front Offset Crash Test:

Good (for 2007 model year)

Active Features:

Anti-lock Braking System (ABS), Traction Control System (TCS), StabiliTrak Stability Control System (often standard on higher trims, optional on others), available Trailer Brake Controller.

Passive Features:

Dual-stage front airbags, front and rear side-curtain airbags (optional or standard depending on trim), seatbelt pretensioners, LATCH (Lower Anchors and Tethers for Children) system, available OnStar communication system.

💡 Technology Features

Infotainment System:

Standard AM/FM stereo with CD player. Available upgrades included Bose premium audio, touch-screen navigation systems, and in-dash DVD players.

Connectivity Options:

Auxiliary audio input jack (on some models), available Bluetooth hands-free calling, USB ports on later revisions or aftermarket.

Driver Assistance Features:

Rear parking assist sensors, rearview camera (on higher trims or optional).

Comfort Features:

Dual-zone automatic climate control, heated and ventilated front seats (optional), power-adjustable pedals, remote keyless entry, universal home remote.

🔧 Maintenance

Oil Change Interval:

Typically every 7,500 miles or 6 months (using synthetic oil) or as indicated by the Oil Life Monitoring System. Consult manual for specific details.

Tire Rotation Interval:

Every 7,500 miles (recommended).

Air Filter Replacement:

Inspect every 15,000 miles, replace as needed or per Oil Life Monitoring System (typically every 30,000-45,000 miles depending on driving conditions).

Coolant Flush Interval:

Initial flush at 100,000 miles, then every 50,000 miles thereafter for Dex-Cool coolant.

Engine Oil Specification:

SAE 5W-30, GM dexos1™ synthetic or equivalent, API SN certified.

Engine Oil Capacity:

5.75 quarts (5.4L) for 5.3L V8, 6.0 quarts (5.7L) for 6.0L V8 (without filter change). Always confirm with manual.

Coolant Type:

GM DEX-COOL® Extended Life Antifreeze/Coolant (Orange)

Transmission Fluid Type:

Dexron VI Automatic Transmission Fluid

Brake Fluid Type:

DOT 3 or DOT 4 brake fluid.

Power Steering Fluid Type:

GM Power Steering Fluid or DEXRON-III H Automatic Transmission Fluid

Known Issues Common:

Active Fuel Management (AFM) lifter issues (on 5.3L engines), occasional transmission issues (especially on higher mileage units), potential for body control module (BCM) glitches, and minor interior trim wear.

Part Numbers Example Oil Filter:

ACDelco PF48 or equivalent

Part Numbers Example Air Filter:

ACDelco A3112C or equivalent

📚 Vehicle History

Brand Heritage:

Chevrolet, a division of General Motors, has a long history of producing trucks and SUVs, dating back to the early 20th century, known for robust engineering and widespread market presence.

Model Evolution First Gen:

The first generation Avalanche (2002-2006) was built on the GMT800 platform and established the unique SUT concept.

Model Evolution Second Gen:

The second generation (2007-2013) introduced the more refined GMT900 platform, shared with the Chevrolet Silverado and Tahoe, offering improved styling, interior quality, and technology.

Production Location:

Canoo, Mexico (assembly plant)

Production Years:

2002-2013 (North America)

🏆 Awards & Recognition

Recognitions Award:

While specific major awards for the 2007 model might be sparse, the Avalanche consistently ranked well in customer satisfaction surveys for its unique utility and overall capability.

Ratings Consumer Reports:

Consumer Reports often rated the Avalanche as average to below average in reliability but acknowledged its utility and driving comfort.

Certifications:

N/A (No specific certifications listed for the owner's manual itself).