🏷️ Basic Information

Make:

Dodge

Model:

Ram 1500

Model Generation:

Third Generation (2002-2008)

Model Years Covered:

2002, 2003, 2004

👋 Introduction

Market Position:

The Dodge Ram 1500 represented a significant step forward in the full-size pickup truck segment for Dodge, aiming to compete aggressively with established rivals like Ford's F-150 and Chevrolet's Silverado. The third generation (2002-2008) introduced a redesigned chassis and body, emphasizing improved ride quality, increased towing and payload capacities, and updated powertrains. This manual serves the critical need for accurate and comprehensive repair information for owners and technicians working on these highly capable trucks.

Competitive Analysis:

During its production run, the Dodge Ram 1500 was a strong contender in the full-size truck market. Its distinctive styling, comfortable interior, and powerful engine options resonated with buyers. Competition was fierce, with key rivals offering similar capabilities and features. The availability of reliable and detailed service information, such as this workshop manual, is crucial for maintaining these vehicles and preserving their resale value in a competitive landscape.

Key Features:

This workshop manual provides exhaustive coverage of the 2002-2004 Dodge Ram 1500, offering detailed diagnostic procedures, step-by-step repair instructions, and essential technical specifications. Its 2627 pages ensure that no critical aspect of vehicle maintenance or repair is overlooked. The instant PDF download format offers immediate access, eliminating shipping delays and costs, making it an invaluable resource for anyone involved with these trucks.

📋 Manual Details

Coverage Areas:

All aspects of repair, maintenance, diagnostics, and troubleshooting for the Dodge Ram 1500 (2002-2004).

Page Count:

2627

Manual Type:

Workshop Service Repair Manual

Language:

English

Format:

PDF

📖 Manual Coverage

Systems Covered:

Engine mechanical (including all variants), engine performance, fuel system, ignition system, exhaust system, cooling system, lubrication system, starting system, charging system, clutch, manual transmission, automatic transmission, transfer case, drive shafts, axles, suspension (front and rear), steering system, brake system (ABS and non-ABS), wheels and tires, body structure, exterior and interior trim, HVAC system, power accessories, electrical system, wiring diagrams, diagnostics, troubleshooting, specifications, and torque values.

Procedures Included:

Routine maintenance, scheduled maintenance, detailed repair procedures, component removal and installation, diagnostic routines, troubleshooting flowcharts, overhaul instructions, specifications for all major components, torque specifications, fluid capacities and types, electrical troubleshooting, body repair, HVAC system diagnosis and repair, emission control systems, and more.

Technical Depth:

Comprehensive, covering everything from basic fluid checks and component replacement to complete engine and transmission overhauls, complex electrical diagnostics, and body panel repairs. Designed for both professional mechanics and experienced DIY enthusiasts.

📊 Manual Specifications

File Format:

PDF

Print Quality:

High-resolution digital scans suitable for printing, with clear text and legible diagrams.

Binding Type:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine:

4.7L Magnum V8

Engine Displacement 4.7L:

4.7 Liters (287 cubic inches)

Engine Configuration 4.7L:

SOHC V8

Horsepower 4.7L:

Approximately 235-240 hp @ 4600 rpm (varies slightly by model year)

Torque 4.7L:

Approximately 300-305 lb-ft @ 3200 rpm (varies slightly by model year)

Optional Engine:

5.7L HEMI V8 (Introduced for 2003 model year)

Engine Displacement 5.7L:

5.7 Liters (345 cubic inches)

Engine Configuration 5.7L:

OHV V8 (HEMI)

Horsepower 5.7L:

Approximately 345 hp @ 5000 rpm

Torque 5.7L:

Approximately 375 lb-ft @ 4000 rpm

Optional Engine 2:

3.7L Magnum V6 (Introduced for 2002 model year)

Engine Displacement 3.7L:

3.7 Liters (226 cubic inches)

Engine Configuration 3.7L:

SOHC V6

Horsepower 3.7L:

Approximately 215 hp @ 5200 rpm

Torque 3.7L:

Approximately 235 lb-ft @ 4000 rpm

Fuel System:

Multi-port fuel injection (MPI)

🔧 Transmission

Standard Transmission:

4-speed automatic transmission (45RFE/48RE)

Optional Transmission:

5-speed manual transmission (NV3500) - less common, primarily on V6 models

Transmission Features:

Automatic transmissions feature electronic controls and overdrive. Manual transmissions offer robust construction. The manual also details specific fluid types and fill capacities for each transmission type, including the NV244 transfer case.

📐 Dimensions

Wheelbase Regular Cab:

118.7 inches (2WD), 124.5 inches (4WD)

Wheelbase Extended Cab:

140.5 inches

Wheelbase Crew Cab:

140.5 inches

Bed Lengths:

Short Bed (6.3 ft), Long Bed (8.0 ft)

Curb Weight:

Approximately 4,500 - 5,500 lbs (varies by configuration)

Towing Capacity:

Up to approximately 8,700 lbs (depending on configuration and engine)

Payload Capacity:

Up to approximately 1,500 - 2,000 lbs (depending on configuration and engine)

🛡️ Safety Features

NHTSA Driver Front Impact:

4 stars (for 2002 model year)

NHTSA Passenger Front Impact:

4 stars (for 2002 model year)

IIHS Front Offset Test:

Acceptable (for 2002 model year)

Active Features:

Anti-lock Braking System (ABS) - standard on most models, optional on others. Traction control system (TCS) available on some trims.

Passive Features:

Front airbags, available side curtain airbags (on some models/trims), seatbelt pretensioners, energy-absorbing steering column.

💡 Technology Features

Infotainment Options:

Base models often featured AM/FM radio with CD player. Higher trims could be equipped with an upgraded stereo system, satellite radio readiness, and in-dash CD changer. Navigation systems were not commonly integrated into the dash in this era, with aftermarket solutions being popular.

Driver Assistance Features:

Limited by modern standards. Features primarily included ABS and available traction control. Features like stability control or advanced adaptive cruise control were not available.

Connectivity Features:

Standard auxiliary inputs for audio devices were not prevalent. Some models offered optional steering wheel audio controls. OnStar was not a standard feature on this generation of Ram.

🔧 Maintenance

Oil Change Interval Gasoline:

Every 5,000 to 7,500 miles or 6 months, whichever comes first, depending on driving conditions (refer to manual for specific recommendations).

Tire Rotation Interval:

Every 6,000 to 8,000 miles

Transmission Fluid Change Interval:

Approximately every 30,000 to 60,000 miles for automatic transmissions, depending on usage (heavy towing may require more frequent changes).

Coolant Flush Interval:

Every 30,000 to 50,000 miles

Engine Oil Specification 4.7L:

API Service SG, SH, SJ, or SL; SAE 5W-30 or 10W-30 (check manual for climate-specific recommendations)

Engine Oil Specification 5.7L:

API Service SN or newer; SAE 5W-20 (mandatory for HEMI to prevent valve lifter noise)

Transmission Fluid Automatic:

ATF+4 (Chrysler Material Standard MS-9602)

Transmission Fluid Manual:

MS-9070 (for NV3500)

Coolant Type:

Mopar OAT (Orange) Antifreeze/Coolant, or equivalent meeting Chrysler MS-9769

Brake Fluid Type:

DOT 3

Known Issues Common:

Common issues reported for this generation can include: death wobble/shimmy in front suspension (especially on 4WD models), potential for rear main seal leaks, catalytic converter failures, heater core leaks, and issues with the electronic throttle control on later models of this generation. The manual provides diagnostic and repair procedures for these and many other potential problems.

📚 Vehicle History

Brand Heritage:

Dodge has a long-standing history in the American automotive market, with its trucks, particularly the Ram line, becoming synonymous with power, capability, and ruggedness. The Ram brand was spun off from Dodge in 2009, but the legacy of Dodge trucks is deeply ingrained in American automotive culture.

Model Evolution:

The third generation of the Dodge Ram (2002-2008) marked a significant redesign from the previous second generation (1994-2001). This generation featured a completely new chassis with a more integrated body structure, improved aerodynamics, a redesigned interior, and the introduction of the powerful 5.7L HEMI V8 engine for 2003. The 2002-2004 models represent the initial phase of this new generation, establishing its core mechanical and styling attributes.

Production Location:

Saltillo, Mexico; Warren, Michigan, USA

Production Years For This Manual:

2002, 2003, 2004

🏆 Awards & Recognition

Recognitions:

While specific awards for the 2002-2004 models are not always highlighted, the Ram platform consistently received praise for its styling, engine power (especially the HEMI), and towing capability. It was a strong competitor in its segment, often recognized in truck-specific publications for its performance and utility.