🏷️ Basic Information Identification Make: Dodge Model: Ram Model Line: 1500, 2500, 3500 Model Years: 2003, 2004, 2005, 2006 Codes Chassis Code: DR (Third Generation Ram Truck) 👋 Introduction Market Position Segment: Full-size pickup truck Target Audience: Owners, DIY mechanics, professional technicians Competitive Analysis Competitors: Ford F-Series, Chevrolet Silverado/GMC Sierra, Toyota Tundra Key Features Vehicle Attributes: Robust construction, powerful engine options, towing and hauling capability, available 4WD Manual Benefits: Authoritative information for maintenance, repair, and diagnostics, reduces reliance on expensive dealership service, empowers users to perform their own repairs. 📋 Manual Details Coverage Areas Coverage Continents: North America Market Focus: USA, Canada, Mexico Page Count Estimated Page Count: 2000+ Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, engine fuel, engine cooling, engine lubrication, engine electrical, ignition system, exhaust system, emissions control, transmission (automatic & manual), transfer case (4WD models), driveline, axles, final drive Chassis: Frame, suspension (front & rear), steering system, brake system (front & rear, ABS), wheels, tires Body: Body structure, exterior panels, interior trim, doors, windows, glass, roof, seats, cargo area, bumpers Electrical: Battery, charging system, starting system, lighting system, instruments and gauges, wipers and washers, horn, power accessories (windows, locks, mirrors), entertainment system, climate control system, body control module (BCM), powertrain control module (PCM), diagnostic trouble codes (DTCs), wiring diagrams, schematics Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, lubrication, inspections Diagnostics: Troubleshooting guides, symptom-based diagnostics, diagnostic trouble code (DTC) interpretation and resolution Repair: Component removal and installation, overhaul procedures, adjustments, specifications for critical fasteners and clearances Specifications: Torque specifications, clearances, fluid capacities, electrical parameters, pressure readings, diagnostic data Technical Depth Depth: Comprehensive; covers everything from basic maintenance to complete engine and transmission rebuilds, complex electrical diagnostics, and structural repairs. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text content Print Quality Resolution: High-resolution scans, suitable for printing Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Option 1: 4.7L Magnum V8 (P-Code) Engine Option 1 Displacement: 4.7 Liters (287 cubic inches) Engine Option 1 Horsepower: Approx. 235-245 hp (depending on year/tune) Engine Option 1 Torque: Approx. 295-305 lb-ft (depending on year/tune) Engine Option 2: 5.7L HEMI V8 (E-Code) Engine Option 2 Displacement: 5.7 Liters (345 cubic inches) Engine Option 2 Horsepower: Approx. 345-350 hp (depending on year/tune) Engine Option 2 Torque: Approx. 375-380 lb-ft (depending on year/tune) Engine Option 3: 5.9L Cummins Turbo Diesel (ISB, I6) Engine Option 3 Displacement: 5.9 Liters (359 cubic inches) Engine Option 3 Horsepower: Approx. 235-250 hp (depending on year/tune) Engine Option 3 Torque: Approx. 460-505 lb-ft (depending on year/tune) Fuel System Gasoline Injection: Multi-port Fuel Injection (MPI) Diesel Injection: Common Rail Direct Injection (CRDI) Performance Cylinder Block Material: Cast Iron Cylinder Head Material: Aluminum (Magnum V8), Cast Iron (HEMI V8, Cummins Diesel) 🔧 Transmission Standard Transmission 1500 Gas: 4-speed automatic (42RE, 45RFE/48RE) Transmission 1500 Gas Manual: 6-speed manual (NV3500) Optional Transmission 2500 3500 Gas: 4-speed automatic (48RE) Transmission 2500 3500 Diesel: 5-speed manual (NV5600), 5-speed automatic (47RE/48RE) Features Transfer Case 4Wd: Electronic Shift-On-The-Fly (NV243, NV271D) 📐 Dimensions Exterior Wheelbase Std: 134.7 inches (1500) Wheelbase Long: 154.7 inches (1500), 140.5 inches (2500/3500), 162.1 inches (2500/3500) Bed Lengths: 6.3 ft (Regular Cab), 8.0 ft (Standard/Crew Cab) Weights Curb Weight Range: 4,700 lbs to 7,000+ lbs (depending on configuration) Gvw Range: 6,000 lbs to 13,500 lbs (depending on configuration) 🛡️ Safety Features Ratings NHTSA Frontal Driver: N/A (Typically not rated extensively in this era) IIHS Frontal Offset: Good (for 2003-2004 models as 'Dodge Ram 1500') Active Features ABS: Standard on all models Traction Control: Available (Electronic Traction System - ETS) Passive Features Airbags: Front airbags (driver & passenger) Seat Belts: Three-point front and rear seat belts 💡 Technology Features Infotainment Audio System: Factory AM/FM/CD player, optional cassette, optional Infinity speaker system. Navigation: Rarely equipped, but could be factory or aftermarket options. Driver Assistance Cruise Control: Standard on most trims. Parking Sensors: Optional on some models. Connectivity Auxiliary Input: Rarely standard, typically aftermarket additions. Usb Ports: Not available from factory. 🔧 Maintenance Service Intervals Oil Change Interval Gas: Every 3,000-7,500 miles or 6 months (varies by oil type and driving conditions) Oil Change Interval Diesel: Every 5,000-10,000 miles or 6 months (varies by oil type and driving conditions) Tire Rotation Interval: Every 5,000-7,500 miles Transmission Fluid Interval Auto: Every 30,000-100,000 miles (depending on fluid type and manufacturer recommendation) Fluid Specifications Engine Oil Spec Gas: SAE 5W-30, API SN or equivalent (refer to owner's manual for exact specification) Engine Oil Spec Diesel: API CJ-4 or CK-4, SAE 15W-40 (preferred for Cummins) Transmission Fluid Auto: ATF+4 (MS-9602) Transfer Case Fluid: ATF+4 (MS-9602) or Mopar NV243/NV271 specification Coolant: Mopar OAT (Organic Additive Technology) Antifreeze/Coolant (color may vary, consult manual)...