Dodge RAM 2004 Service Repair Manual

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🏷️ Basic Information Identification Make: Dodge Model: RAM Year: 2004 Generation Generation Name: Third Generation (DR/DH/D9) Codes Chassis Code: DR 👋 Introduction Market Position Segment: Full-size Pickup Truck Target Audience:...

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Description

🏷️ Basic Information

Identification

Make:

Dodge

Model:

Year:

Generation

Generation Name:

Third Generation (DR/DH/D9)

Codes

Chassis Code:

👋 Introduction

Market Position

Segment:

Full-size Pickup Truck

Target Audience:

Fleet owners, mechanics, DIY enthusiasts, and owners seeking in-depth vehicle knowledge.

Competitive Analysis

Key Competitors:

Ford F-Series, Chevrolet Silverado, GMC Sierra

Key Features

Value Proposition:

Provides factory-level repair and maintenance information, enabling cost-effective vehicle ownership and upkeep.

Technical Accuracy:

Based on original manufacturer data, ensuring accuracy and reliability.

📋 Manual Details

Coverage Areas

Market Coverage:

North America

Page Count

Estimated Page Count:

2000+

Manual Type

Manual Type:

Factory Service Manual (FSM)

Language

Language:

English

Format

Format:

Digital Download (PDF)

📖 Manual Coverage

Systems Covered

Engine Management:

Full diagnostics, component testing, and repair procedures for all gasoline engines.

Powertrain:

Detailed information on transmission (automatic and manual), transfer case, axles, and driveshafts.

Suspension Steering:

Front and rear suspension components, steering system, alignment specifications, and troubleshooting.

Brakes:

ABS system, hydraulic components, brake rotor/pad replacement, parking brake, and troubleshooting.

Electrical Systems:

Wiring diagrams, fuse/relay identification, power distribution, lighting, starting, charging, and accessory systems.

Body Interior:

Body panel removal/installation, interior trim, HVAC system, doors, windows, seats, and basic body repair.

Diagnostic Troubleshooting:

Extensive troubleshooting guides, diagnostic trouble codes (DTCs), and symptom-based repair procedures.

Procedures Included

Preventative Maintenance:

Scheduled maintenance tasks, fluid changes, filter replacements, and inspections.

Engine Repair:

Engine overhaul, cylinder head removal, timing chain/belt service, piston/ring replacement, and component diagnostics.

Transmission Overhaul:

Step-by-step instructions for disassembly, inspection, repair, and reassembly of automatic and manual transmissions.

Brake System Repair:

Caliper replacement, master cylinder service, ABS sensor diagnosis and replacement, and bleeding procedures.

Electrical Diagnostics:

Testing circuits, diagnosing faults with wiring diagrams, and troubleshooting electronic modules.

Body Hardware Repair:

Door lock actuator replacement, window regulator repair, and tailgate/liftgate servicing.

Technical Depth

Depth Level:

Comprehensive, from basic maintenance to complete engine and transmission rebuilds.

Diagnostic Tools Required:

Specifies necessary diagnostic tools, scan tools (e.g., DRB III), and specialized equipment.

Torque Specifications:

Detailed torque values for all critical fasteners throughout the vehicle.

Clearances Tolerances:

Provides factory specifications for engine component clearances, bearing tolerances, and suspension geometry.

📊 Manual Specifications

File Format

File Type:

Searchability:

Searchable text for quick access to information.

Print Quality

Image Resolution:

High-resolution for clear diagrams and illustrations.

Illustration Type:

Step-by-step illustrated instructions.

Binding Type

Binding Type:

N/A (Digital Download)

Paper Type

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

Primary Engine

Engine Options:

3.7L Magnum V6, 4.7L Magnum V8, 5.7L HEMI V8

Engine Options

3.7L Magnum V6 Specs:

215 hp @ 4800 rpm, 235 lb-ft @ 4000 rpm, SOHC, 3 valves per cylinder

4.7L Magnum V8 Specs:

235 hp @ 4600 rpm, 295 lb-ft @ 3200 rpm, SOHC, 3 valves per cylinder

5.7L Hemi V8 Specs:

345 hp @ 5000 rpm, 375 lb-ft @ 4000 rpm, OHV, HEMI, 2 valves per cylinder

Performance

Fuel Induction:

Sequential Multi-Port Fuel Injection (MPI)

Fuel System

Fuel Type:

Unleaded gasoline

Ignition System:

Distributorless Ignition System (DIS) with individual coil-on-plug (COP) for HEMI

Engine Management

ECM Module:

Various NGC (Next Generation Controller) variations depending on engine and transmission.

🔧 Transmission

Standard

Standard Transmission:

4-speed Automatic (42RE, 45RFE, 48RE depending on engine/model)

Optional

Optional Transmission:

5-speed Manual (NV3500 for V6, NV4500 for V8 on select models)

Features

Transmission Fluid Type:

ATF+4 (Mopar)

Transfer Case:

NV241DHD (Heavy Duty) part-time 4WD system common.

📐 Dimensions

Exterior

Wheelbase Options:

134.5 inches (standard), 154.5 inches (long bed), 160.5 inches (Mega Cab)

Overall Length Range:

222.4 - 248.4 inches (depending on configuration)

Weights

Curb Weight Range:

Approximately 4,700 - 5,500 lbs

Gvw Range:

6,500 lbs to 8,800 lbs (depending on configuration and payload package)

🛡️ Safety Features

Ratings

NHTSA Frontal Impact Driver:

4/5 Stars (2004 Model)

NHTSA Frontal Impact Passenger:

4/5 Stars (2004 Model)

IIHS Frontal Offset:

Good (as per available data for similar models in its generation)

Active Features

Standard Anti-lock Braking System (ABS) on all wheels.

Passive Features

Airbags:

Standard front driver and passenger airbags.

Seatbelts:

3-point height-adjustable front seat belts with pretensioners.

💡 Technology Features

Infotainment

Infotainment Options:

Factory AM/FM/CD stereo system, optional Infinity sound system, and available premium audio with subwoofer.

Navigation System:

Optional factory navigation system available on higher trim levels.

Driver Assistance

Cruise Control:

Standard cruise control on most models.

Connectivity

Auxiliary Input:

Limited auxiliary inputs, typically an optional AUX jack on premium stereos.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,000-7,500 miles or 6 months, depending on oil type and driving conditions (refer to manual for specifics).

Engine Air Filter Replacement:

Every 15,000-30,000 miles or as needed based on inspection.

Spark Plug Replacement:

30,000 miles for conventional plugs, 100,000 miles for platinum/iridium plugs (varies by engine).

Fluid Specifications

Engine Oil Specification:

SAE 5W-30 for 3.7L/4.7L, SAE 5W-20 for 5.7L HEMI (check manual for exact API service category).

Coolant Specification:

Chrysler/Mopar HOAT (Hybrid Organic Acid Technology) or equivalent OAT coolant (Orange).

Brake Fluid Specification:

DOT 3 or DOT 4.

Known Issues

Common Issues Summary:

Potential issues include transmission solenoid issues (45RFE/48RE), death wobble (steering/suspension components), rust on body panels, and HVAC blend door actuator failures.

Hemi Carbon Buildup:

Early 5.7L HEMI engines can experience carbon buildup on intake valves due to the cylinder deactivation system. Regular cleaning and oil changes are recommended.

Towing Related Wear:

Heavy towing can accelerate wear on suspension, brakes, and drivetrain components.

📚 Vehicle History

Brand Heritage

Dodge Truck Legacy:

Dodge has a long history of producing robust and capable trucks dating back to the 1930s.

Model Evolution

Ram Nameplate Origin:

The RAM nameplate was introduced in 1981, evolving through multiple generations to become a leading pickup.

Third Generation Introduction:

The third generation (2002-2008) introduced a significant redesign with a more modern chassis and styling, including the HEMI engine option.

Production

Manufacturing Locations:

St. Louis Assembly, Missouri, and Warren Truck Assembly, Michigan, USA.

🏆 Awards & Recognition

Recognitions

Segment Performance:

Consistently ranked among the top-selling full-size pickup trucks in North America.

Ratings

Consumer Reports Reliability:

Varies by specific year and engine, but generally average to below average for its class during this generation.

Certifications

Emission Standards:

Meets EPA and California Air Resources Board (CARB) emission standards for its model year.