🏷️ Basic Information Identification Make: Chevrolet Model: Trailblazer Model Years: 2006, 2007, 2008, 2009 Codes Platform Code: GMT360/GMT370 👋 Introduction Market Position Vehicle Segment: Mid-size SUV (Sport Utility Vehicle) Competitive Analysis Competitors 2006-2009: Ford Explorer, Jeep Grand Cherokee, Nissan Pathfinder, Toyota 4Runner, Ford Edge, Toyota Highlander Key Features Body Styles: Two-row (short wheelbase) and three-row (long wheelbase) configurations Drivetrain Options: Rear-wheel drive (RWD) and On-Demand Four-wheel drive (4WD) 📋 Manual Details Coverage Areas Primary Coverage: All U.S., Canadian, and Mexican market models Page Count Estimated Page Count: Hundreds of pages (specific count not provided, but described as comprehensive) Manual Type Type: Factory Service Repair Workshop Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, engine electrical, fuel system, exhaust system, cooling system, lubrication system, ignition system, starting and charging system Drivetrain: Transmission (automatic), transfer case, drivelines, axles, differentials, drive shafts, wheel bearings Chassis: Suspension (front and rear), steering system, braking system (ABS, parking brake), wheels and tires Body: Body structure, interior trim, exterior trim, doors, windows, seats, HVAC system, body electrical, lighting, wipers, safety restraints (airbags, seatbelts) Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection and replacement Repair: Component removal and installation, engine overhaul, transmission overhaul, brake component replacement, suspension component replacement, electrical system diagnosis and repair Troubleshooting: Diagnostic charts, symptom-based troubleshooting, electrical schematic interpretation, fault code diagnosis Special Procedures: Alignment procedures, diagnostic tool usage, special tool requirements, torque specifications for critical fasteners Technical Depth Depth: Comprehensive, from basic maintenance to advanced diagnostics and complete rebuild procedures 📊 Manual Specifications File Format Compatibility: Fully compatible with all Windows & All MAC Computers Print Quality Printability: Printable: single page or entire manual Binding Type Binding: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) Licensing Usage License: Lifetime use on unlimited computers, no expiry dates, no renewal fees ⚙️ Engine Specifications Primary Engine Engine Option 1 Displacement: 4.2L (4157cc) Vortec Inline-6 (LL8) Engine Option 1 Configuration: Inline-6 (I6) Engine Option 1 Horsepower: Approx. 205-220 hp @ 4500-5600 rpm (depending on year and configuration) Engine Option 1 Torque: Approx. 275-285 lb-ft @ 2800-3000 rpm (depending on year and configuration) Optional Engine Engine Option 2 Displacement: 5.3L (5328cc) Vortec V8 (LM4/LH6) Engine Option 2 Configuration: V8 Engine Option 2 Horsepower: Approx. 300-305 hp @ 5200 rpm Engine Option 2 Torque: Approx. 330-335 lb-ft @ 4000 rpm Fuel System Fuel Delivery: Sequential Fuel Injection (SFI) Valvetrain Vortec 6 Cylinder: Overhead Valve (OHV), 2 valves per cylinder Vortec 8 Cylinder: Overhead Valve (OHV), 2 valves per cylinder, Displacement on Demand (Active Fuel Management) on some 5.3L V8 models 🔧 Transmission Standard Transmission Type: 4-speed automatic overdrive (4L60-E) Optional Transmission Type: 4-speed automatic overdrive with Tow/Haul mode on some V8 models Features Transfer Case 4Wd: NP1 (light-duty) or NP8 (heavy-duty) NVG Autotrac active transfer case with various modes (2WD High, 4WD Auto, 4WD Lock) Fluid Specifications Transmission Fluid Type: Dexron-VI Automatic Transmission Fluid (ATF) 📐 Dimensions Exterior Wheelbase Short Wheelbase: 107.0 inches (2,718 mm) Wheelbase Long Wheelbase: 113.0 inches (2,870 mm) Weights Curb Weight I6 Rwd Approx: 4,500 - 4,700 lbs (2,041 - 2,132 kg) Curb Weight V8 4Wd Approx: 4,800 - 5,000 lbs (2,177 - 2,268 kg) Towing Capacity Max Approx: 6,500 - 7,400 lbs (2,948 - 3,357 kg) depending on engine, drivetrain, and axle ratio 🛡️ Safety Features Ratings NHTSA Rollover Rating: 4-star (front driver, front passenger, side driver, side rear passenger) and 5-star (rear passenger) for both 2WD and 4WD models Active Features ABS: Standard Anti-lock Braking System (ABS) Traction Control: Standard Traction Control System (TCS) Passive Features Airbags: Driver and front passenger airbags, available side-impact airbags (check specific year/trim) Seatbelts: 3-point seatbelts with pretensioners for all outboard seating positions 💡 Technology Features Infotainment Audio System: AM/FM stereo with CD player, optional Bose premium audio system, optional in-dash 6-disc CD changer Navigation: Optional DVD-based navigation system available on higher trims. Driver Assistance Rear Parking Assist: Optional ultrasonic rear parking assist system Connectivity Remote Keyless Entry: Standard on most trims Onstar: Optional OnStar telematics system available 🔧 Maintenance Service Intervals Oil Change Recommendation: Every 3,000-7,500 miles (5,000-12,000 km) or 6 months, depending on driving conditions and oil type used (consult manual for specific guidance). Transmission Fluid Service: Every 30,000-100,000 miles (48,000-160,000 km), depending on usage and manufacturer recommendations (often involves filter replacement). Spark Plug Replacement I6: Approximately every 100,000 miles (160,000 km) with recommended iridium spark plugs. Spark Plug Replacement V8: Approximately every 100,000 miles (160,000 km) with recommended iridium spark plugs. Fluid Specifications Engine Oil Viscosity: SAE 5W-30 (preferred for both I6 and V8 engines, check manual for specific variations) Engine Oil Capacity I6: Approx. 5 quarts (4.7 liters) with filter change Engine Oil Capacity V8: Approx. 6 quarts (5.7 liters) with filter change...