🏷️ Basic Information Identification Make: Dodge Model: Ram 1500/2500/3500 Year: 2003 Codes Chassis Code: DR (Third Generation Ram) Generation Generation Designation: Third Generation Generation Years: 2002-2008 👋 Introduction Market Position Segment: Full-size Pickup Truck Target Audience: DIY Mechanics, Independent Repair Shops, Fleet Maintenance Competitive Analysis Key Competitors: Ford F-Series, Chevrolet Silverado/GMC Sierra, Toyota Tundra Key Features Manual Benefit: Empowers owners and technicians with accurate, factory-level repair and maintenance procedures. Information Source: Based on official Dodge factory service documentation. 📋 Manual Details Coverage Areas Primary Coverage: Mechanical, Electrical, Bodywork, Maintenance, Troubleshooting, Repair Specific Models Covered: Ram 1500, Ram 2500, Ram 3500 Page Count Estimated Page Count: Over 2000 pages (typical for comprehensive factory service manuals) Manual Type Type: Factory Service Manual / Repair Manual Language Language: English Format Format: Digital PDF (Instant Download) 📖 Manual Coverage Systems Covered Powertrain: Engine, Fuel System, Exhaust System, Transmission (Automatic & Manual), Transfer Case (4WD models) Chassis: Steering, Suspension (Front & Rear), Brakes (Hydraulic, ABS), Driveline, Wheels & Tires Electrical: Battery, Charging System, Starting System, Lighting, Instrumentation, Audio System, Power Accessories, Body Control Modules (BCM), Powertrain Control Modules (PCM), Anti-theft Systems Body: Exterior Body Panels, Interior Trim, Doors, Windows, Seats, HVAC System, Safety Restraint Systems (Airbags) Procedures Included Maintenance: Oil Change, Filter Replacements, Fluid Checks & Changes, Spark Plug Replacement, Belt Inspection & Replacement, Brake Pad/Shoe Replacement, Tire Rotation Diagnostics: Troubleshooting guides for common symptoms, Diagnostic Trouble Codes (DTCs), Scan Tool Usage, Wiring Diagrams, Component Testing Repair: Engine overhauls, Transmission rebuilds, Suspension component replacement, Brake system repairs, Electrical component diagnosis and replacement, Body panel repair and replacement Technical Data: Torque specifications, Clearance measurements, Alignment specifications, Wiring schematics, Component locations Technical Depth Depth: Comprehensive (from basic maintenance to full engine/transmission rebuilds and complex electrical diagnostics) 📊 Manual Specifications File Format File Type: PDF Searchability: Likely searchable text, allowing quick access to information Print Quality Resolution: High-resolution for clear diagrams and text, suitable for printing Binding Type Binding: N/A (Digital Download) Paper Type Paper: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Options: 4.7L Magnum V8, 5.9L Cummins Turbo Diesel I6, 5.7L HEMI V8 (introduced in 2003.5 for some models) Performance 4.7L Magnum V8 Horsepower: Approx. 235 hp @ 4,500 rpm 4.7L Magnum V8 Torque: Approx. 305 lb-ft @ 3,200 rpm 5.9L Cummins I6 Horsepower: Approx. 250-275 hp @ 2,800 rpm (depending on rating) 5.9L Cummins I6 Torque: Approx. 460-525 lb-ft @ 1,600 rpm (depending on rating) 5.7L Hemi V8 Horsepower: Approx. 345 hp @ 5,000 rpm 5.7L Hemi V8 Torque: Approx. 375 lb-ft @ 4,000 rpm Fuel System 4.7L Magnum V8 Fuel System: Multi-Point Fuel Injection (MPI) 5.9L Cummins I6 Fuel System: High-Pressure Common Rail (HPCR) Injection 5.7L Hemi V8 Fuel System: Multi-Point Fuel Injection (MPI) with Multi-Displacement System (MDS) 🔧 Transmission Standard Transmission Options: 4-Speed Automatic (42RE, 48RE), 5-Speed Manual (NV3500, G56 for Cummins) Optional Transfer Case: Electronic Shift-on-the-Fly (ESOF) 4WD System Features 48Re Transmission: Heavy-duty automatic transmission used in 2500/3500 models, especially with the Cummins engine. G56 Transmission: Robust 6-speed manual transmission for Cummins models. 📐 Dimensions Exterior Body Styles: Regular Cab, Extended Cab (Club Cab), Crew Cab Bed Lengths: 6.3 ft (short bed), 8.0 ft (long bed) Weights Gvwr Range: Approx. 7,000 lbs (1500) to over 13,000 lbs (3500) Curb Weight Range: Approx. 4,700 lbs to 7,000+ lbs (depending on configuration) 🛡️ Safety Features Ratings NHTSA Front Impact: 4 out of 5 stars (for driver and passenger) NHTSA Side Impact: 4 out of 5 stars (for front and rear occupants) Active Features ABS: Standard Anti-lock Braking System (ABS) on all wheels. Traction Control: Available Traction Control System (TCS) Passive Features Airbags: Driver and Passenger front airbags. Supplemental side airbags may be optional on some trims. 💡 Technology Features Infotainment Audio System: Factory AM/FM/CD player, optional Infinity audio system, and in-dash CD changer. Navigation: Optional factory navigation system available on higher trim levels. Driver Assistance Cruise Control: Standard cruise control. Parking Sensors: Optional rear park assist system. Connectivity Trailer Wiring: Pre-wired for trailer brake controller and trailer lighting. 🔧 Maintenance Service Intervals Oil Change Interval: Typically 3,000-7,500 miles or 3-6 months, depending on engine and oil type used (check manual for specifics). Engine Air Filter: Inspect every 15,000 miles, replace as needed (or every 30,000 miles). Spark Plugs: 4.7L Magnum: ~100,000 miles (Platinum); 5.7L HEMI: ~100,000 miles (if original type); 5.9L Cummins: Varies by application. Fluid Specifications Engine Oil 4.7L: API Certified SAE 5W-30 (or SAE 10W-30 if ambient temps are above 0°F) Engine Oil 5.7L Hemi: API SN SAE 5W-20 (or SAE 5W-30 if 5W-20 not available) Engine Oil 5.9L Cummins: API CJ-4 SAE 15W-40 (or SAE 5W-40 Synthetic for cold weather) Transmission Fluid 48Re: ATF+4 (Mopar) Transfer Case Fluid: Mopar NV244/NV271/NV273 Transfer Case Fluid (or equivalent) Coolant: Mopar HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant, 5/150 Formula Known Issues Nod On Start...