🏷️ Basic Information Identification Make: GMC Model: Canyon Model Years Covered: 2004, 2005, 2006 Engine Options Covered: 2.8L, 3.5L Codes Platform Code: GMT355 👋 Introduction Market Position Vehicle Segment: Compact Pickup Truck Competitive Analysis Key Competitors: Toyota Tacoma, Ford Ranger, Nissan Frontier, Chevrolet Colorado (sister vehicle) Key Features Vehicle Value Proposition: Durable, reliable compact truck offering a balance of capability and efficiency, often serving as a workhorse or capable recreational vehicle. Manual Value Proposition: Provides factory-level diagnostic and repair data, crucial for maintaining and repairing these vehicles to original specifications. 📋 Manual Details Coverage Areas Manual Scope: Comprehensive workshop service and repair Page Count Total Pages: 6000+ Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English Format Format: PDF Digital Delivery: CD-ROM (printable, copyable to hard drive) 📖 Manual Coverage Systems Covered Engine Systems: Engine Controls (2.8L), Engine Controls (3.5L), Engine Cooling, Engine Electrical, Engine Exhaust Drivetrain Systems: Automatic Transmission, Manual Transmission Overhaul, Drive Axle Limited Slip, Driveshaft, Front Drive Axle, Rear Drive Axle, Transfer Case, Wheel Drive Shafts Chassis Systems: Antilock Brakes (ABS), Disc Brakes, Drum Brakes, Hydraulic Brakes, Parking Brake, Power Steering, Front Suspension, Rear Suspension, Frame Underbody Electrical And Body Systems: Airbags, Electrical Component Locations, Engine Electrical, Entertainment, Exterior Lights, Gauges, Horns, HVAC, Interior Trim, Keyless Entry, Roof, Seats, Stationary Windows, Steering Column, Wiper Washer, Wiring Procedures Included Maintenance Procedures: Scheduled maintenance, fluid changes, filter replacements, lubrication Repair Procedures: Step-by-step repair instructions for all covered systems, component replacement, overhaul procedures (e.g., transmission) Diagnostic Procedures: Troubleshooting guides, diagnostic charts, identification of common issues, electrical system diagnostics Special Procedures: Maintenance Light Reset, Keyless Entry programming (likely) Technical Depth Depth: Detailed workshop-level information, suitable for professional technicians and advanced DIYers Content Type: Hi-Resolution illustrations, instructions, photos, diagrams 📊 Manual Specifications File Format PDF Quality: High-resolution, suitable for printing Searchability: Likely searchable text within PDF (standard for factory manuals) Print Quality Printability: Pages can be read and printed directly from CD Binding Type Binding Type: N/A (Digital format) Paper Type Paper Type: N/A (Digital format) Compatibility Operating Systems: All Windows (XP through 10, 32/64-bit), Mac, Tablets, Phones ⚙️ Engine Specifications Primary Engine Engine 2.8L: 2.8L Vortec LW2 Inline-4 (Atlas family) Engine 3.5L: 3.5L Vortec L52 Atlas Inline-5 Performance 2.8L Horsepower: Approx. 175 hp @ 5600 rpm (Varies slightly by model year) 2.8L Torque: Approx. 185 lb-ft @ 4000 rpm (Varies slightly by model year) 3.5L Horsepower: Approx. 201 hp @ 5600 rpm (Varies slightly by model year) 3.5L Torque: Approx. 220 lb-ft @ 4000 rpm (Varies slightly by model year) Fuel System Fuel Delivery: Multi-port Fuel Injection (MPI) Recommended Fuel: 87 Octane Unleaded Gasoline 🔧 Transmission Standard Transmission Type: Manual transmission (likely 5-speed) and Automatic transmission (likely 4-speed) were options, depending on engine and trim. Optional Transmission Options: M10 (5-speed manual), M72 (4-speed automatic) Features Drivetrain Options: Available in 2WD (RWD) and 4WD configurations. 4WD models feature a manually-shifted transfer case. 📐 Dimensions Exterior Wheelbase: Approx. 111.9 inches (standard cab/long bed), 126.0 inches (extended cab/short bed) Weights Curb Weight: Approx. 3,500 - 4,500 lbs (Varies significantly by configuration) Towing Capacity: Up to 5,300 lbs (with appropriate engine and equipment) Payload Capacity: Up to 1,300 lbs (Varies significantly by configuration) 🛡️ Safety Features Ratings NHTSA Rollover Resistance: Likely rated in the 3-star to 4-star range for rollover resistance based on contemporary NHTSA data for compact trucks. Active Features ABS: Standard Anti-lock Braking System (ABS) on all models. Passive Features Airbags: Frontal airbags for driver and passenger. Seatbelts: Three-point seatbelts. 💡 Technology Features Infotainment Audio System: Standard AM/FM stereo with CD player. Optional premium audio systems may be available depending on trim level. Driver Assistance Cruise Control: Factory-installed cruise control is covered. Connectivity Keyless Entry: Keyless entry system coverage included. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,000-7,500 miles or 6 months, depending on driving conditions and oil type (consult manual for specifics). Tire Rotation: Recommended every 5,000-7,500 miles. Coolant Flush: Refer to manual, typically around 60,000 - 100,000 miles or 4-5 years for Dex-Cool coolant. Fluid Specifications Engine Oil Type: SAE 5W-30 Synthetic Blend or Full Synthetic (check manual for exact specifications). Transmission Fluid Type Auto: Dexron-VI (or equivalent approved fluid, consult manual for specific requirements for the M72 transmission). Transmission Fluid Type Manual: Refer to manual for specific manual transmission fluid (MTF) requirements, often GL-4 or GL-5 gear oil. Coolant Type: GM P/N 12346290 (Orange Dex-Cool) or equivalent (50/50 mixture with distilled water). Brake Fluid Type: DOT 3 Hydraulic Brake Fluid. Known Issues Common Problems: Potential issues include minor oil leaks from the oil pan or valve covers, starter motor failures, HVAC blower motor issues, and occasional transmission solenoid problems. The Atlas engines are generally robust but can develop exhaust manifold cracks on the I-5. 📚 Vehicle History Brand Heritage Gmc Truck Lineage: GMC has a...