Segment:
Full-size Pickup Truck
Key Competitors:
Ford F-150, Chevrolet Silverado 1500, GMC Sierra 1500, Toyota Tundra
Design Philosophy:
Known for its bold, aggressive styling, robust construction, and strong towing and hauling capabilities.
Third Generation Distinction:
The 2002 model year represents the third generation (BR/BE), which introduced significant styling updates and improved chassis dynamics compared to its predecessors.
Systems Covered:
Engine, Transmission, Driveline, Suspension, Brakes, Cooling, Fuel, Exhaust, Steering, Electrical, HVAC, Body, Frame, Interior, Safety Systems, Wiring Diagrams, Lubrication and Maintenance, Emission Control Systems
Type:
Factory Service Manual / Repair Manual
Format:
Instant Download (likely PDF)
Powertrain:
Covers complete engine overhaul, fuel injection, ignition, exhaust, cooling, lubrication, and emissions control systems. Includes detailed information on automatic and manual transmissions, transfer case, front and rear differentials, and driveline components.
Chassis:
Includes comprehensive coverage of suspension (front and rear), steering, brakes (hydraulic, ABS), wheels, and tires.
Body And Electrical:
Details on body panels, frame, bumpers, heating and air conditioning (HVAC), power accessories (windows, locks, seats, mirrors), instrument panel, lighting, wipers, horn, speed control, audio, security, and chime/buzzer systems. Extensive wiring diagrams are included.
Maintenance:
Routine maintenance schedules, fluid specifications, filter replacement, belt tensioning, spark plug replacement, brake fluid flush, coolant changes.
Troubleshooting:
Diagnostic procedures for common and uncommon issues across all systems, including electrical gremlins, engine performance problems, HVAC failures, and brake malfunctions.
Repair:
Step-by-step repair instructions for component removal, disassembly, inspection, repair, assembly, and installation. Covers everything from minor adjustments to major overhauls.
Diagnostics:
Includes information on reading diagnostic trouble codes (DTCs), using diagnostic tools, and interpreting sensor data.
Depth:
Comprehensive. Suitable for professional technicians and advanced DIY enthusiasts. Covers detailed torque specifications, component clearances, diagnostic charts, and system operation explanations.
Base Engine:
4.7L Magnum V8 (P Code)
Available Engines:
5.9L Magnum V8 (Q Code), 3.7L Magnum V6 (U Code - introduced later in generation, but possible for some earlier model years or configurations not explicitly stated for 2002 1500, manual likely covers all potential engines for the platform)
Horsepower:
235 hp @ 4,800 rpm
Torque:
295 lb-ft @ 3,200 rpm
Horsepower:
245 hp @ 4,000 rpm
Torque:
335 lb-ft @ 3,200 rpm
Injection Type:
Sequential Multi-Port Fuel Injection (MPI)
Block Material:
Iron (both V8s)
Head Material:
Aluminum (4.7L V8), Cast Iron (5.9L V8)
Standard Transmission 4.7L V8
Type:
4-speed Automatic (45RFE/48RE)
Optional Transmission 5.9L V8
Type:
4-speed Automatic (48RE)
Manual Transmission Option
Type:
5-speed Manual (NV3500 for V6, NV4500 for V8 - coverage may vary by specific trim/configuration, manual will detail applicable transmissions)
Type:
Part-time 4WD system (New Process NP241DHD or similar) with available full-time 4WD options.
Wheelbase Options:
134.0 inches (Standard Cab), 142.5 inches (Club Cab/Quad Cab)
Bed Length Options:
6.3 feet (Standard Bed), 8.0 feet (Long Bed)
Curb Weight Est:
4,600 - 5,500 lbs (depending on configuration)
Payload Capacity Est:
1,400 - 2,200 lbs (depending on configuration)
Towing Capacity Est:
Up to 8,000 lbs (depending on configuration, engine, and axle ratio)
NHTSA Front Impact:
4/5 Stars (Driver/Passenger - varies by specific test)
IIHS Side Impact:
Good (for models equipped with side airbags, if applicable to the 2002 model year - verify specific options)
ABS:
Standard Anti-lock Braking System (ABS) on all four wheels.
Airbags:
Standard front airbags. Optional side-impact airbags may be available on certain trims.
Seatbelts:
3-point seat belts with pretensioners in front seating positions.
Audio Systems:
Factory AM/FM/CD players, with optional premium sound systems and satellite radio compatibility (may require aftermarket integration).
Cruise Control:
Standard speed control system (cruise control) on most models.
Factory Integration:
Limited by modern standards; manual covers factory wiring for basic audio and power accessory integration.
Oil Change Interval:
Every 3,000 miles or 3 months for severe service; 7,500 miles or 6 months for normal service (refer to manual for specific driving conditions and oil type).
Engine Oil 4.7L V8:
SAE 5W-30, API certified (e.g., MS-6395 specification)
Engine Oil 5.9L V8:
SAE 10W-30 or 10W-40 for gasoline engine, SAE 15W-40 for diesel variants (if applicable to 1500), API certified.
Coolant:
Mopar Antifreeze/Coolant (HOAT) or equivalent, 50/50 mix with distilled water. Capacity ~14.2 qts (4.7L), ~20.1 qts (5.9L).
Transmission Fluid Auto:
ATF+4 (MS-9602 specification). Capacity ~4.0 qts (dry fill for 45RFE), ~7.5 qts (dry fill for 48RE).
Differential Fluid Rear:
API GL-5, SAE 75W-90. Capacity ~2.0-2.5 qts (depending on axle type).
Power Steering Fluid:
Mopar Power Steering Fluid or equivalent.
Common Wear Items:
Ball joints, tie rod ends, exhaust manifold cracks (especially on the 4.7L), water pump leaks, PCM failures, transmission solenoid issues (45RFE/48RE).
Electrical Quirks:
Instrument cluster problems, power window/lock actuator failures, TIPM (Total Integrated Power Module) issues (though more prevalent in later generations, early symptoms might appear).
Maintenance Schedule Highlights
Spark Plugs:
Replace every 30,000-100,000 miles depending on plug type (e.g., copper vs. platinum/iridium). Manual will specify exact type and interval.
Filters:
Engine air filter (inspect/replace every 15,000-30,000 miles), fuel filter (replace around 30,000 miles).
Dodge Truck Legacy:
Dodge has a long-standing reputation for building rugged and capable trucks since the 1930s.
Ram Generation Transition:
The 2002 model year marks the debut of the third generation ('New Dodge Ram'), distinguished by its larger, more imposing grille, updated interior, and improved ride and handling characteristics.
Manufacturing Location:
Saltillo Truck Plant, Mexico; Warren Truck Assembly Plant, Michigan, USA.
Powertrain Awards:
The 4.7L Magnum V8 engine was recognized for its performance and durability in its class during its production run.
Consumer Reports Perception:
Generally received good ratings for powertrain and chassis robustness, though electrical systems and some interior components were areas for potential improvement noted by reviewers.
