Segment:
Heavy-Duty Pickup Truck
Target User:
Owners, DIY mechanics, professional technicians
Competitors:
Ford F-Series Super Duty, Chevrolet Silverado HD, GMC Sierra HD
Manual Advantage:
Unparalleled detail for self-sufficiency in maintenance and repair
Manufacturer Origin:
Likely based on official Chrysler/Dodge service documentation
Primary Coverage:
Service, Maintenance, and Repair
Type:
Factory Service Manual / Repair Manual
Format:
Digital (Likely PDF, but can be printed)
Powertrain:
Engine, Transmission (Automatic & Manual), Transfer Case, Driveline
Chassis:
Suspension, Steering, Brakes, Wheels & Tires
Electrical:
Wiring Diagrams, Lighting, Instruments, Power Accessories, Powertrain Control Module (PCM), Body Control Module (BCM)
Body:
Interior Components, Exterior Body Panels, Doors, Glass, Bumpers, HVAC
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication
Diagnostics:
Troubleshooting guides, diagnostic trouble codes (DTCs), symptom-based diagnostics
Repair:
Step-by-step repair instructions for all major components and systems
Disassembly Assembly:
Exploded views and detailed procedures for component removal and installation
Depth:
Comprehensive, covering basic to advanced repairs and diagnostics
Engine Code Gas:
360 (5.9L V8 Magnum)
Engine Code Diesel:
24V Cummins Turbo Diesel (5.9L I6)
5.9L V8 Magnum Horsepower:
245 hp @ 4000 rpm
5.9L V8 Magnum Torque:
330 lb-ft @ 3200 rpm
5.9L Cummins Horsepower:
235-250 hp @ 2700 rpm (depending on variant)
5.9L Cummins Torque:
460-540 lb-ft @ 1600 rpm (depending on variant)
5.9L V8 Magnum Fuel Type:
Unleaded Gasoline
5.9L V8 Magnum Injection:
Sequential Multi-Port Fuel Injection (MPI)
5.9L Cummins Fuel Type:
Diesel Fuel
5.9L Cummins Injection:
High-Pressure Common Rail (HPCR)
Manual Transmission:
NV4500 5-Speed Manual (Optional on some models/configurations)
Automatic Transmission:
47RE 4-Speed Automatic (Gas & Diesel)
Automatic Transmission Diesel:
48RE 4-Speed Automatic (Later models or upgrades, may be present)
Transfer Case:
New Process NV241DHD (Part-Time 4WD) or NV271D (Full-Time 4WD for diesel)
Body Styles:
Regular Cab, Club Cab (Extended Cab), Quad Cab (Crew Cab)
Wheelbase Options:
134.1", 140.5", 160.5" (Varies by cab and bed configuration)
Bed Lengths:
6.3 ft (Short Bed), 8.0 ft (Long Bed)
Gvwr Gas:
Up to 9200 lbs (Approximate, varies by configuration)
Gvwr Diesel:
Up to 10000 lbs (Approximate, varies by configuration)
Towing Capacity:
Up to 12,000+ lbs (Varies significantly by configuration, engine, axle ratio, and hitch type)
NHTSA Rollover Resistance:
4 out of 5 stars (for most configurations)
ABS:
Standard Anti-lock Braking System
Traction Control:
Optional Traction Control System (Off-road or 4WD models)
Airbags:
Driver and Passenger Front Airbags
Seatbelts:
Three-point front seat belts, adjustable shoulder belts
Oil Change Interval Gas:
3,000-7,500 miles (depending on oil type and driving conditions)
Oil Change Interval Diesel:
7,500-15,000 miles (depending on oil type and driving conditions)
Fuel Filter Diesel:
15,000-30,000 miles (Crucial for Cummins reliability)
Transmission Fluid Change:
30,000-60,000 miles (depending on transmission type and usage)
Engine Oil Viscosity Gas:
10W-30 or 10W-40 (API Certified)
Engine Oil Viscosity Diesel:
15W-40 (API CI-4 or CH-4 recommended for Cummins)
Coolant Type:
Chrysler OAT (Organic Additive Technology) - HOAT may be acceptable, check manual
Transmission Fluid Type Auto:
ATF+4 (Automatic Transmission Fluid type 4)
Transmission Fluid Type Manual:
API GL-5 Gear Oil (e.g., 75W-90 for NV4500)
Dodge Aam Rear Axle:
Potential for axle seal leaks in AAM axles.
Cummins Injection Pump:
VP44 Injection Pump failure (common on earlier 5.9 Cummins, though 2002 may have had improvements, still a known weak point).
Nv4500 2Nd Gear Grind:
Tendency for 2nd gear to grind or pop out; often related to clutch adjustment or internal wear.
Automatic Transmission Overheating:
47RE/48RE can be prone to overheating under heavy towing; auxiliary coolers are recommended.
Frame Rust:
Susceptible to frame rust, especially in areas with road salt.
Dodge Truck Legacy:
Dodge has a long history of building robust and capable trucks, with the Ram line evolving from the original Dodge Power Wagon.
Second Gen Ram Introduction:
The second generation Ram (1994-2001) was a radical redesign. The 2002 models are part of a facelifted and revised second generation, often referred to as the '2.5 Gen'.
Platform Changes 2002:
Minor updates to styling, interior, and some mechanical components compared to earlier 2nd Gen Rams.
Manufacturing Plant:
Saltillo Truck Plant, Mexico; Warren Truck Assembly Plant, Michigan, USA
