🏷️ Basic Information Identification Make: Chevrolet Model: Blazer Year: 2004 Generation Generation Code: Second Generation (GMNV) / TrailBlazer Platform Generation Start Year: 1995 Generation End Year: 2005 👋 Introduction Market Position Market Position: Compact/Mid-size SUV (Body-on-frame construction) Competitive Analysis Competitive Analysis: Competed against vehicles like the Ford Explorer, Jeep Grand Cherokee, Toyota 4Runner, and Nissan Pathfinder. Offered a balance of utility, comfort, and off-road capability in its segment. Key Features Key Features: Available in 2-door (S-Blazer) and 4-door configurations, robust body-on-frame chassis, rear-wheel drive or available 4-wheel drive systems, a range of V6 and inline-4 engines. 📋 Manual Details Coverage Areas Coverage Areas: Complete Service and Repair Page Count Page Count: Not Specified (Digital Access) Manual Type Manual Type: Service and Repair Manual Software Licensing Status: Officially Licensed and Derived from OE (Original Equipment) Materials Language Language: English Format Format: PDF Download (Access via Web Browser) 📖 Manual Coverage Systems Covered Systems Covered: Engine, Drivetrain, Transmission, Brakes, Suspension, Steering, HVAC, Electrical System, Bodywork, Fuel System, Exhaust System, Cooling System, Lubrication System, Starting and Charging System, Ignition System, Emissions Control System, Lighting, Interior Components, Exterior Components, Diagnostic Procedures, Troubleshooting Electrical System Details: Comprehensive coverage of the vehicle's electrical system, including detailed wiring diagrams for all circuits, lighting, power accessories, engine control, and body control modules. Troubleshooting charts for common electrical faults. Procedures Included Procedures Included: Routine Maintenance, Scheduled Maintenance, Troubleshooting, Component Diagnosis, Component Repair, Component Replacement, Overhaul Procedures, Electrical System Diagnostics, Wiring Diagrams, Body Panel Repair, Suspension Alignment, Brake Service, Engine Tune-up, Drivetrain Service, HVAC System Repair Engine Rebuild Procedures: Step-by-step instructions for engine disassembly, inspection, cleaning, part replacement (pistons, rings, bearings, valves, etc.), and reassembly with correct torque specifications and clearances. Steering System Repair: Procedures for power steering pump, steering gear, tie rod ends, ball joints, and steering column components. Includes alignment specifications. Technical Depth Technical Depth: Comprehensive: From basic fluid changes and filter replacements to advanced engine diagnostics, transmission overhauls, and complete electrical system troubleshooting. 📊 Manual Specifications File Format File Format: PDF Download (Web Browser Access) Compatibility: Compatible with PC, laptop, smartphone, or tablet via a web browser with internet connection. Print Quality Print Quality: High Resolution (for screen viewing and potential printing) Binding Type Binding Type: N/A (Digital Product) Paper Type Paper Type: N/A (Digital Product) ⚙️ Engine Specifications Primary Engine Primary Engine: 4.3L V6 Vortec (LM4) Performance Horsepower 4.3L V6: 190 hp @ 4400 rpm Torque 4.3L V6: 250 lb-ft @ 2800 rpm Engine Displacement 4.3L V6: 262 cubic inches (4.3 Liters) Fuel System Fuel Injection Type: Multi-Port Fuel Injection (MPFI) Engine Codes Engine Code 4.3L V6: LM4 Optional Engine Optional Engine: 2.8L 4-cylinder (LK3) - Less common for this year Optional Engine Specs Horsepower 2.8L I4: 177 hp @ 5600 rpm (approximate) Torque 2.8L I4: 181 lb-ft @ 4000 rpm (approximate) 🔧 Transmission Standard Standard Transmission: 4-Speed Automatic (4L60-E) Optional Optional Transmission: 5-Speed Manual (NV1500) - Less common for this year Features Drivetrain Options: Rear-Wheel Drive (RWD), Four-Wheel Drive (4WD - with optional Insta-Trac or AutoTrac systems) 📐 Dimensions Exterior Wheelbase 4-Door: 111.8 inches Length 4-Door: 187.4 inches Width 4-Door: 67.4 inches Height 4-Door: 63.7 inches Wheelbase 2-Door: 100.5 inches Length 2-Door: 178.2 inches Weights Curb Weight 4-Door Rwd Approx: 4,100 lbs Curb Weight 4-Door 4Wd Approx: 4,300 lbs Cargo Cargo Volume Behind Rear Seat: 36.5 cu ft Cargo Volume With Rear Seat Folded: 79.8 cu ft 🛡️ Safety Features Ratings NHTSA Frontal Driver Side 2004: ★★★★★ (5 Stars) NHTSA Frontal Passenger Side 2004: ★★★★★ (5 Stars) NHTSA Side Driver Front Seat 2004: ★★★★☆ (4 Stars) NHTSA Side Rear Seat 2004: ★★★★☆ (4 Stars) Active Features Active Safety Features: Anti-lock Braking System (ABS), available Traction Control System (TCS), available StabiliTrak (electronic stability control) Passive Features Passive Safety Features: Dual front airbags, available side-impact airbags, front seatbelt pretensioners, child seat anchor points (LATCH) 💡 Technology Features Infotainment Infotainment Features: AM/FM stereo, CD player, available premium audio system, cassette player (on some early models), optional navigation system. Driver Assistance Driver Assistance Features: Cruise control, available steering wheel audio controls. Connectivity Connectivity Options: Limited by modern standards; primarily analog connectivity for audio systems. OnStar communication system available on select trims. 🔧 Maintenance Service Intervals Oil Change Interval: Every 5,000 - 7,500 miles or 6-12 months, depending on driving conditions and oil type used (refer to manual for specific recommendations). Engine Coolant Flush Interval: Every 30,000 - 50,000 miles or 2-5 years. Transmission Fluid Change Interval: Every 50,000 - 100,000 miles, or more frequently under severe use. Fluid Specifications Engine Oil Spec 4.3L V6: API SM or higher, SAE 5W-30 synthetic recommended for optimal performance and protection. Transmission Fluid Type: Dexron-III (or equivalent) Coolant Type: GM-specific orange coolant (or equivalent Dex-Cool compatible antifreeze) Brake Fluid Type: DOT 3 Known Issues Common Issues: Head gasket leaks (especially on early models),...