Target Audience:
DIY Enthusiasts, Professional Technicians, Fleet Maintenance
Advantage:
Licensed OE data, instant online access, comprehensive coverage, cost-effective compared to printed manuals.
Feature 1:
Factory-licensed information ensures accuracy and completeness.
Feature 2:
Intuitive navigation and search functionality for quick information retrieval.
Feature 3:
Compatible with PCs, laptops, smartphones, and tablets.
Feature 4:
Annual subscription provides continuous access to updated information.
Primary Coverage:
Full Service and Repair
Secondary Coverage:
Maintenance, Diagnostics, Troubleshooting, Wiring Diagrams, Component Specifications
Type:
Service and Repair Manual Software
Format:
Online Access (Web Browser Compatible)
Engine:
All Gasoline and Diesel Engines
Transmission:
Automatic and Manual Transmissions
Drivetrain:
Front Axle, Rear Axle, Transfer Case, Drive Shafts
Suspension:
Front and Rear Suspension Components, Steering Components
Brakes:
Front and Rear Brakes, ABS System
Electrical:
Charging System, Starting System, Ignition System, Lighting, Instrumentation, Body Control Modules, Power Accessories
HVAC:
Heating, Ventilation, and Air Conditioning Systems
Body:
Exterior and Interior Body Panels, Doors, Glass, Seats
Chassis:
Frame, Body Mounts, Fuel System, Exhaust System
Maintenance:
Oil Change, Filter Replacement, Fluid Checks and Top-offs, Tire Rotation, Brake Inspections
Repair:
Engine Component Replacement, Transmission Overhaul, Brake System Repair, Suspension Component Replacement, Electrical Component Diagnosis and Replacement
Diagnostics:
Troubleshooting Guides, Diagnostic Trouble Codes (DTCs), Symptom-Based Diagnostics
Wiring Diagrams:
Complete Electrical Schematics for All Systems
Depth:
Factory-Level Diagnostic and Repair Procedures, Component Specifications, Torque Values, Special Tool Requirements
โ๏ธ Engine Specifications
Engine 1 Description:
6.0L Vortec V8 (LQ4/LQ7)
Engine 1 Horsepower:
300-325 hp (approx.)
Engine 1 Torque:
360-370 lb-ft (approx.)
Engine 1 Fuel System:
Sequential Electronic Fuel Injection (SFI)
Engine 2 Description:
8.1L Vortec V8 (L18)
Engine 2 Horsepower:
325 hp (approx.)
Engine 2 Torque:
450-455 lb-ft (approx.)
Engine 2 Fuel System:
Sequential Electronic Fuel Injection (SFI)
Engine 3 Description:
6.6L Duramax Diesel V8 (LLY)
Engine 3 Horsepower:
310 hp (approx.)
Engine 3 Torque:
590 lb-ft (approx.)
Engine 3 Fuel System:
Direct Injection (Common Rail)
Engine Cooling System:
Pressurized, coolant-filled, with electric cooling fan(s)
Emission Controls:
Catalytic Converter, EGR (Diesel), Secondary Air Injection (some gasoline)
Transmission Std Type:
Allison 1000 5-Speed Automatic (Diesel)
Transmission Opt Type Gas:
4L80-E 4-Speed Automatic (Gasoline)
Transmission Opt Type Diesel:
NV4500 5-Speed Manual (Rare on 3500)
Transmission Fluid Diesel:
Dexron VI (Allison 1000)
Transmission Fluid Gas:
Dexron III (4L80-E)
Wheelbase Regular Cab:
133.0 inches
Wheelbase Extended Cab:
143.5 inches
Wheelbase Crew Cab:
153.0 inches
Gvwr Max:
Up to 11,400 lbs (depending on configuration)
Curb Weight Estimate:
5,500 - 7,000 lbs (depending on configuration)
Bed Lengths:
6.5 ft (Standard Box), 8.0 ft (Long Box)
NHTSA Front Impact:
5 Star (Driver & Passenger)
NHTSA Side Impact:
5 Star (Front), 4 Star (Rear)
ABS:
Standard Four-Wheel Anti-lock Braking System (ABS)
Traction Control:
Available (StabiliTrak on some models)
Airbags:
Driver and Passenger Frontal Airbags
Seatbelts:
Height-adjustable front shoulder belts, pretensioners
Infotainment System:
Basic AM/FM Stereo with CD Player, Optional Bose Premium Audio System, Optional CD/MP3 Player.
Driver Assistance Features:
ABS, available StabiliTrak electronic stability control.
Connectivity Options:
Limited by modern standards; primarily focused on basic audio and optional OnStar integration.
Oil Change Interval Gas:
Every 3,000-5,000 miles or 6 months (severe use) / 7,500 miles or 12 months (normal use)
Oil Change Interval Diesel:
Every 5,000-7,500 miles or 6 months (severe use) / 10,000-15,000 miles or 12 months (normal use, synthetic oil recommended)
Transmission Fluid Change Diesel:
Every 45,000-100,000 miles (Allison 1000, depending on usage)
Engine Oil Gas Spec:
API SN/SP, SAE 5W-30 (or 10W-30 depending on temperature)
Engine Oil Diesel Spec:
API CJ-4 or CK-4, SAE 15W-40 (conventional) or 5W-40 (synthetic, recommended for cold weather)
Coolant Spec:
GM P/N 12346340 (Dex-Coolยฎ Extended Life Coolant) or equivalent Orange silicate-free, phosphate-free, borate-free, nitrite-free, organic acid technology (OAT) based coolant.
Common Issue 1:
Duramax Diesel Injector Issues (LB7 and LLY engines): Fuel leaks from injectors or injector harnesses can occur.
Common Issue 2:
Allison Transmission Longevity: While robust, regular fluid and filter changes are crucial, especially under heavy load.
Common Issue 3:
Front End Component Wear: Ball joints, tie rods, and wheel bearings can experience wear due to the heavy nature of the vehicle.
Common Issue 4:
Gauges and IPC Malfunctions: Some models may experience intermittent gauge failures or issues with the instrument panel cluster.
Gmc Truck Legacy:
GMC has a long history of producing durable and capable trucks, emphasizing professional-grade performance.
Sierra Generation:
This generation (GMT800) was introduced in 1999 and received a significant refresh for 2003, with the 3500 model representing the heavy-duty variant.
Manufacturing Location:
Fort Wayne, Indiana; Oshawa, Ontario
