🏷️ Basic Information Identification Make: Dodge Model: Ram 2500 Year: 2004 Sub Model: Heavy Duty Codes Chassis Code: DR 👋 Introduction Market Position Segment: Full-size heavy-duty pickup truck, positioned for commercial use, towing, and heavy hauling. Competitive Analysis Key Competitors: Ford F-Series Super Duty (F-250, F-350), Chevrolet Silverado HD (2500HD, 3500HD), GMC Sierra HD (2500HD, 3500HD). Key Features Vehicle Platform: Part of the third generation Ram trucks (DR platform), known for its distinctive 'Big Rig' styling and robust construction. Manual Value Proposition: Provides essential factory-level technical data crucial for accurate diagnosis, repair, and maintenance, enabling DIY mechanics and professional technicians to service the vehicle effectively. 📋 Manual Details Coverage Areas Coverage Scope: Complete factory service and repair Page Count Estimated Pages: Over 2000 (typical for comprehensive factory manuals of this era) Manual Type Type: Service and Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, fuel and emissions, cooling, lubrication, ignition, exhaust, automatic transmission, manual transmission, transfer case, driveline. Chassis: Suspension (front and rear), steering, brakes (hydraulic, ABS), wheels, tires. Electrical: Battery, charging system, starting system, lighting, instruments and gauges, body electrical (wiper/washer, horn, mirrors, seats, windows), comfort and convenience, powertrain control modules, chassis control modules, trailer tow wiring. Body: Exterior and interior trim, doors, windows, locks, security system, airbags, frame and underbody. Procedures Included Diagnostics: Diagnostic trouble codes (DTCs), symptom-based diagnostics, pinpoint tests, wiring diagrams, diagnostic flowcharts. Maintenance: Scheduled maintenance intervals, fluid checks and changes, filter replacements, lubrication points. Repair: Component removal and installation, overhaul procedures, adjustments, specifications for all major systems. Troubleshooting: Troubleshooting guides for common drivability and electrical issues. Technical Depth Depth: Comprehensive factory-level detail, including component specifications, torque values, special tool requirements, and detailed diagnostic procedures. 📊 Manual Specifications File Format PDF Quality: High-resolution, ensuring clarity of diagrams, schematics, and images. Text is generally searchable, aiding in quick information retrieval. Print Quality Printable: Yes, designed for printing specific sections or the entire manual. Binding Type Binding: N/A (Digital PDF Format) Paper Type Paper Type: N/A (Digital PDF Format) ⚙️ Engine Specifications Primary Engine Engine Option 1: 8.0L V10 Triton (VPG) Engine Option 2: 5.9L Cummins Turbo Diesel (ISB) Engine Option 3: 5.7L HEMI V8 (New for 2004) Performance 8.0L V10 Horsepower: 305 hp @ 4000 rpm 8.0L V10 Torque: 450 lb-ft @ 2400 rpm 5.9L Cummins Horsepower: 305 hp @ 2900 rpm (High Output) 5.9L Cummins Torque: 555 lb-ft @ 1400 rpm (High Output) 5.7L Hemi Horsepower: 345 hp @ 5400 rpm 5.7L Hemi Torque: 375 lb-ft @ 4000 rpm Fuel System 8.0L V10 Fuel: Multi-Point Fuel Injection (MPI) 5.9L Cummins Fuel: High-pressure common rail (HPCR) fuel injection 5.7L Hemi Fuel: Multi-Point Fuel Injection (MPI) 🔧 Transmission Standard Transmission Option 1: NV5600 6-Speed Manual (with Cummins Diesel) Optional Transmission Option 2: 48RE 4-Speed Automatic (with V10 and HEMI) Transmission Option 3: NV3500 5-Speed Manual (with HEMI on some models, less common for HD) Features Transfer Case: New Process Gear (NP) 271 Manual Shift or NP241DHD (for some configurations) Electronic Transfer Case (optional) Transmission Fluid Diesel Auto: ATF+4 (Mopar specification) Transmission Fluid Gas Auto: ATF+4 (Mopar specification) Transmission Fluid Manual Nv5600: GL-5 rated 75W-90 Synthetic Gear Lubricant 📐 Dimensions Exterior Wheelbase Std: 134.5 inches (standard cab/short bed) Wheelbase Long: 140.5 inches (quad cab/short bed), 160.5 inches (crew cab/long bed) Bed Lengths: 6.3 ft (short bed), 8.0 ft (long bed) Weights Gvwr Max: Up to 10,000 lbs (depending on configuration) Gcwr Max: Up to 23,000 lbs (depending on engine and axle) Curb Weight: Approximately 6,000 - 7,500 lbs 🛡️ Safety Features Ratings NHTSA Rollover Resistance: N/A (Not typically rated for rollover resistance in this class, but designed for stability) Active Features ABS: Standard Anti-lock Braking System (ABS) on all wheels. Towing Brakes: Provisions for trailer brake controller installation. Passive Features Airbags: Driver and passenger front airbags. Seatbelts: Three-point seatbelts for all seating positions, pretensioners for front seats. 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with CD player, optional cassette player, and premium Infinity sound system available on higher trims. Navigation: Optional factory navigation system available on select trims. Driver Assistance Cruise Control: Standard cruise control. Trailer Tow Package: Often includes integrated trailer wiring harness, hitch receiver, and sometimes integrated trailer brake controller wiring. Connectivity Auxiliary Input: Limited connectivity by modern standards; typically no USB or Bluetooth from the factory. 🔧 Maintenance Service Intervals Oil Change Diesel: Every 7,500 miles or 6 months (severe duty may require more frequent changes). Oil Change Gas: Every 3,750 miles or 3 months (severe duty) or 7,500 miles or 6 months (normal duty). Coolant Flush Diesel: Every 50,000 miles or 5 years. Coolant Flush Gas: Every 30,000 miles or 2 years. Transmission Fluid Diesel Auto: Check at 30,000 miles, replace at 60,000 miles (severe duty) or 100,000 miles (normal duty). Fluid Specifications Engine Oil...