🏷️ Basic Information Identification Make: Dodge Model: Ram 1500 Generation: Third Generation (DR/DH/D1) Codes Platform Code: DR 👋 Introduction Market Position Segment: Full-size Pickup Truck Target Audience: DIY Mechanics, Professional Technicians, Fleet Maintenance Competitive Analysis Key Competitors: Ford F-150, Chevrolet Silverado 1500, GMC Sierra 1500, Toyota Tundra Key Features Vehicle Highlights: Robust construction, strong engine options, towing capability, comfortable interior for its class Manual Value Proposition: Provides detailed repair and maintenance information, empowering owners to perform complex tasks and reduce repair costs. 📋 Manual Details Coverage Areas Covered Years: 2002, 2003, 2004 Vehicle Types: Pickup Truck Page Count Estimated Pages: ~3000+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF File Format File Quality: High-resolution, searchable PDF Printable: Yes, designed for printing specific sections or the entire manual Binding Type Binding: N/A (Digital PDF) Paper Type Paper Quality: N/A (Digital PDF) 📖 Manual Coverage Systems Covered Engine: 3.7L Magnum V6, 4.7L Magnum V8, 5.7L HEMI V8 Transmission: 4-Speed Automatic (42RE, 45RFE, 48RE), 5-Speed Manual (NV3500) Drivetrain: RWD, 4WD (Part-time, Full-time) Brakes: Front Disc, Rear Disc (with ABS) Suspension: Front Independent (Short/Long Arm), Rear Solid Axle (Leaf Springs) Steering: Power Rack and Pinion Electrical: Starting & Charging, Ignition, Lighting, Gauges, Body Controls, HVAC, Power Accessories Body: Exterior Panels, Interior Trim, Glass, Seats, Bumpers HVAC: Air Conditioning, Heater, Climate Control Restraint Systems: Airbags, Seat Belts Procedures Included Maintenance: Oil Changes, Filter Replacements, Fluid Checks and Replacements, Tune-Ups Troubleshooting: Diagnostic Flowcharts, Symptom-based Diagnostics, Electrical Schematics Repair: Engine Reassembly, Transmission Overhaul, Brake System Repair, Suspension Component Replacement, Electrical Component Diagnosis and Repair Overhaul: Complete Engine Rebuilds, Transmission Rebuilds, Differential Rebuilds Diagnostics: OBD-II Scans, Component Testing, Circuit Diagnosis Adjustments: Parking Brake Adjustment, Clutch Adjustment (Manual) Specifications: Torque Specifications, Fluid Capacities, Clearances Technical Depth Depth: Comprehensive, from basic maintenance to full engine and transmission rebuilds Diagnostic Level: Advanced (including wiring diagrams and diagnostic procedures) ⚙️ Engine Specifications Primary Engine Engine 1 Type: 3.7L Magnum V6 Engine 1 Displacement: 3687 cc Engine 1 Horsepower: 215 hp @ 5200 rpm Engine 1 Torque: 235 lb-ft @ 4000 rpm Engine 2 Type: 4.7L Magnum V8 Engine 2 Displacement: 4701 cc Engine 2 Horsepower: 240-245 hp @ 4800-5000 rpm Engine 2 Torque: 300-310 lb-ft @ 3200-3600 rpm Engine 3 Type: 5.7L HEMI V8 (Introduced mid-2003) Engine 3 Displacement: 5654 cc Engine 3 Horsepower: 345-349 hp @ 5000-5200 rpm Engine 3 Torque: 375-377 lb-ft @ 4000-4200 rpm Fuel System Fuel Delivery: Multi-port Fuel Injection (MPI) Engine Design Valve Train: Overhead Valve (OHV) for Magnum V6/V8, Hemispherical Combustion Chamber (HEMI) OHV for 5.7L V8 Cooling System Coolant Type: 50/50 Ethylene Glycol Antifreeze Oil Specifications Engine Oil Viscosity: SAE 5W-30 (recommended for most conditions) Engine Oil Capacity: 5.0-7.0 quarts (depending on engine) 🔧 Transmission Standard Transmission 1 Type: 4-Speed Automatic (42RE - used with 3.7L V6) Transmission 2 Type: 4-Speed Automatic (45RFE/48RE - used with 4.7L V8 and 5.7L HEMI) Optional Transmission 3 Type: 5-Speed Manual (NV3500 - primarily with V6) Features Transmission Control: Electronic Control Module (ECM) for automatics Fluid Specifications Automatic Transmission Fluid: ATF+4 (Mopar) Fluid Capacities Automatic Transmission Fluid Capacity: Approx. 9-13 quarts (dry fill) Manual Transmission Fluid Manual Transmission Fluid Type: MS-9224 (Synchromesh Manual Transmission Fluid) or equivalent Manual Transmission Fluid Capacity Manual Transmission Fluid Capacity: Approx. 2.3 quarts 📐 Dimensions Exterior Wheelbase: 139.0 inches (Standard Bed), 145.2 inches (Long Bed) Overall Length: 227.0 - 239.0 inches (depending on cab/bed) Overall Width: 79.3 inches Overall Height: 74.4 - 75.1 inches (depending on configuration) Cargo Bed Length: 6'3" (Standard), 8'0" (Long) Bed Width Between Wheelwells: 41.0 inches Weights Curb Weight: 4,500 - 5,500 lbs (approx.) Gross Vehicle Weight Rating Gvwr: 6,400 - 7,200 lbs (depending on configuration) Max Towing Capacity: Up to 8,600 lbs (with appropriate equipment) Max Payload Capacity: Up to 1,650 lbs (approx.) 🛡️ Safety Features Ratings NHTSA Front Driver Side Impact: ★★★★★ (5-Star) NHTSA Front Passenger Side Impact: ★★★★★ (5-Star) IIHS Frontal Offset Score: Good Active Features ABS: Standard (4-wheel disc brakes with ABS) Traction Control: Available (Electronic Traction Control) Passive Features Airbags: Driver and Passenger Frontal Airbags Seat Belts: Height-adjustable front seat belts with pretensioners 💡 Technology Features Infotainment Audio System: Available AM/FM stereo with CD player, cassette player (early models), optional premium sound systems. Climate Control: Manual or optional Electronic Dual-Zone Climate Control Driver Assistance Cruise Control: Standard Tow Haul Mode: Available on automatic transmissions to optimize shifting for towing. Connectivity Power Outlets: 12V auxiliary power outlets 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 to 7,500 miles (depending on oil type and driving conditions, consult manual for specifics) Engine Air Filter Replacement: Every 15,000 to 30,000 miles or as needed based on inspection Cabin Air Filter Replacement: Every 15,000 to 30,000 miles or as needed Spark Plug Replacement: Varies by engine: 3.7L V6 (~100,000 miles), 4.7L V8 (~100,000 miles),...