Positioning:
The 2005 Chevrolet Avalanche 1500 is a unique full-size, half-ton pickup truck with a midgate feature, blending SUV comfort with pickup utility. It competed with other full-size trucks and SUVs.
Competitors:
Ford F-150, Dodge Ram 1500, GMC Sierra 1500, Chevrolet Tahoe, GMC Yukon.
Midgate:
The signature feature, allowing the rear cabin wall to fold down, extending the cargo bed length.
Towing Hauling:
Designed for significant towing and hauling capacities, characteristic of full-size trucks.
Powertrain Options:
Available with potent V8 engines for strong performance.
Primary Coverage:
Comprehensive service and repair information for the 2005 Chevrolet Avalanche 1500.
Secondary Coverage:
Maintenance, troubleshooting, diagnostics, and repair procedures.
Estimated Pages:
Extensive (exact number not specified, but implied to be comprehensive factory-derived data)
Type:
Service and Repair Manual Software
Format:
PDF Download (accessed via web browser with internet connection)
Engine Mechanical:
Engine repair, overhaul, timing, cooling system, lubrication system.
Engine Electrical:
Ignition system, fuel injection, starting and charging system, sensors, computer controls (ECM/PCM).
Transmission Drivetrain:
Automatic transmission (4L60-E) repair and overhaul, transfer case, driveshafts, axles, differentials.
Suspension Steering:
Front and rear suspension components, steering gear, power steering system, wheel alignment.
Brakes:
Brake system diagnosis, repair, ABS system, brake fluid service, rotor and pad replacement.
Electrical Systems:
Wiring diagrams, lighting systems, interior and exterior electrical components, power windows, locks, mirrors.
HVAC:
Heating, ventilation, and air conditioning system diagnosis and repair, refrigerant service.
Body Chassis:
Body panel repair, interior trim, bumpers, glass replacement, chassis components.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, tune-ups.
Troubleshooting:
Diagnostic flowcharts, symptom-based troubleshooting guides, electrical diagnostic procedures.
Repair:
Step-by-step repair instructions for all major vehicle systems and components.
Diagnostics:
OBD-II diagnostic trouble codes (DTCs), sensor data interpretation, diagnostic tool usage.
Rebuilds:
Complete engine and transmission overhaul procedures with specifications.
Depth:
Factory-level technical detail, suitable for professional technicians and advanced DIYers.
File Type:
Software accessed via web browser
Compatibility:
PC, laptop, smartphone, tablet with internet connection and web browser
Printability:
Information is accessible and can be printed for individual procedures (though not a single printable PDF).
Binding:
N/A (Digital Access)
Paper:
N/A (Digital Access)
Engine Code:
LM7 (Vortec 5300)
Displacement:
5.3 Liters (323 cu. in.)
Configuration:
90-degree V8, Overhead Valve (OHV)
Bore X Stroke:
3.78 in x 3.62 in (96 mm x 92 mm)
Horsepower:
295 hp @ 5200 rpm
Torque:
335 lb-ft @ 4000 rpm
Fuel Delivery:
Sequential Central Port Fuel Injection (SCPI)
Fuel Type:
Unleaded gasoline, 87 octane recommended
Displacement On Demand:
Active Fuel Management (AFM) - Not standard on all 5.3L in 2005, but may be present on some configurations or related models.
Overall Length:
220.2 inches
Overall Width:
79.1 inches
Overall Height:
73.6 inches
Bed Length With Midgate Up:
Approx. 4.5 feet
Bed Length With Midgate Down:
Approx. 7.7 feet
Curb Weight:
Approx. 5,000 - 5,400 lbs (depending on configuration)
Gross Vehicle Weight Rating Gvwr:
7,200 lbs (for 1500 series)
Maximum Towing Capacity:
Up to 8,200 lbs (with appropriate equipment)
NHTSA Frontal Driver:
5 Stars
NHTSA Frontal Passenger:
5 Stars
IIHS Frontal Offset:
Good (for comparable models in this generation)
ABS:
Standard Anti-lock Braking System (ABS)
Traction Control:
Available (StabiliTrak on some models, or traction control system)
Airbags:
Driver and front passenger airbags, available side-impact airbags.
Seatbelts:
Front and rear seatbelt systems, pretensioners.
Audio System:
Standard AM/FM stereo with CD player, optional Bose premium sound system, rear-seat entertainment system.
Navigation:
Optional in-dash navigation system.
Cruise Control:
Standard cruise control.
Parking Assist:
Available rear parking assist system (Ultrasonic).
Onstar:
Optional OnStar communications system.
Oil Change:
Every 3,000-7,500 miles or 6 months (depending on oil type and driving conditions).
Engine Air Filter:
Every 30,000 miles or as needed based on inspection.
Cabin Air Filter:
Every 15,000-30,000 miles or annually.
Spark Plugs:
Typically around 100,000 miles for platinum or iridium plugs.
Transmission Fluid:
Every 45,000-100,000 miles, depending on severity of use and fluid type.
Coolant Flush:
Every 30,000-50,000 miles or 2-5 years.
Engine Oil:
SAE 5W-30 (API Certified)
Engine Oil Capacity:
6 Quarts (with filter)
Transmission Fluid:
Dexron III / Dexron VI Automatic Transmission Fluid
Transmission Fluid Capacity:
Approx. 12.3 Quarts (dry fill)
Coolant:
Dex-Cool (Orange, extended life) or equivalent silicate-free, extended-life coolant
Coolant Capacity:
Approx. 14.9 Quarts
Power Steering Fluid:
GM Power Steering Fluid or Dexron-III ATF
Vortec Engine Oil Consumption:
Some Vortec engines can experience oil consumption issues due to valve stem seals or piston ring wear. The manual will cover diagnosis.
4L60E Transmission:
Known for potential issues with the torque converter clutch (TCC) solenoid, 3-4 clutch pack, or input/output speed sensors. Manual covers diagnostics and repair.
Intermediate Steering Shaft:
Can develop play, leading to steering looseness. Manual will detail inspection and replacement.
Chevrolet Trucks:
Chevrolet has a long-standing reputation for building durable and capable trucks and SUVs since the early 20th century.
Avalanche Introduction:
The Chevrolet Avalanche was first introduced for the 2002 model year as a 2002 model.
Generation:
The 2005 model year falls within the first generation (2002-2006) of the Chevrolet Avalanche.
Platform Sharing:
Based on the GMT800 platform, shared with the Chevrolet Tahoe/Suburban and GMC Yukon/Yukon XL.
Manufacturing Location:
Silao, Guanajuato, Mexico
