Market Position:
The 1998 Dodge Ram represented a significant evolution in the full-size pickup truck segment, focusing on bold styling and robust capability, often referred to as the 'second generation' Ram redesign which began in 1994.
Competitors:
Ford F-Series, Chevrolet Silverado/GMC Sierra
Key Features Vehicle:
Distinctive 'Ram' grille, powerful Magnum V8 and Cummins Turbo Diesel engines, strong towing and payload capacities, available in various configurations (Regular Cab, Club Cab, Quad Cab), and multiple bed lengths.
Key Features Manual:
Comprehensive coverage, detailed diagrams and illustrations, step-by-step repair procedures, diagnostic charts, factory specifications, and troubleshooting guidance.
Engine:
3.9L V6 Magnum, 5.2L V8 Magnum, 5.9L V8 Magnum, 5.9L Cummins Turbo Diesel I6
Transmission:
4-speed Automatic (42RE, 46RE, 47RE), 5-speed Manual (NV3500, NV4500)
Drivetrain:
Rear Wheel Drive (RWD), Four Wheel Drive (4WD) systems, Transfer Case (New Process NV241, NV243, NV244), Axles (Dana 44, Dana 60, Chrysler 9.25)
Suspension:
Front Independent Front Suspension (IFS) with Torsion Bars (1500, 2500 4WD), Solid Front Axle (2500 RWD, 3500), Leaf Spring Rear Suspension
Brakes:
Front Disc Brakes, Rear Drum Brakes (some models may have rear discs), Anti-lock Braking System (ABS)
Steering:
Power Steering System, Steering Gear
Electrical:
Battery, Charging System, Starting System, Ignition System, Lighting, Gauges, Instrumentation, Power Accessories, HVAC Controls, SRS (Airbag) System
Fuel:
Fuel Tank, Fuel Pump, Fuel Filter, Fuel Injection System (MPI)
Exhaust:
Exhaust Manifolds, Catalytic Converter, Muffler, Pipes
Cooling:
Radiator, Water Pump, Thermostat, Cooling Fans
Body:
Body Panels, Doors, Hood, Tailgate, Bumpers, Glass, Trim
HVAC:
Air Conditioning System, Heater Core, Blower Motor, Controls
Maintenance:
Oil Changes, Filter Replacements, Fluid Checks and Top-offs, Lubrication, Tire Rotation, Brake Inspections
Troubleshooting:
Diagnostic Charts, Symptom-to-Cause Identification, Electrical Circuit Diagnosis
Repair:
Component Removal and Installation, Engine Rebuild Procedures, Transmission Overhaul, Brake System Repairs, Suspension Component Replacement, Electrical Component Diagnosis and Repair
Specifications:
Torque Specifications, Fluid Capacities, Tolerances, Electrical Schematics, Diagnostic Trouble Codes (DTCs)
Alignment:
Wheel Alignment Specifications and Procedures
Diagnostics:
On-Board Diagnostics (OBD-II) information, Scan Tool Usage
Depth:
Expert level, covering complete diagnostics, repair, and overhaul procedures for all major vehicle systems, intended for professional technicians and advanced DIYers.
Transmission Std Gas:
5-speed Manual (NV3500) with 3.9L & 5.2L V8
Transmission Std Diesel:
5-speed Manual (NV4500) with 5.9L Cummins
Transmission Opt Gas Auto:
4-speed Automatic (42RE for 3.9L, 46RE for 5.2L & 5.9L V8)
Transmission Opt Diesel Auto:
4-speed Automatic (47RE) with 5.9L Cummins
Overdrive:
All automatic transmissions feature overdrive (4th gear).
Transfer Case 4Wd:
New Process NV241 (manual shift), NV243 (electric shift), NV244 (full-time 4WD, optional on some models)
Oil Change Gas:
Every 3,000-7,500 miles (12 months) depending on oil type and driving conditions (consult manual for specifics).
Oil Change Diesel:
Every 5,000-10,000 miles (6 months) depending on oil type and driving conditions (consult manual for specifics).
Transmission Fluid Change Auto:
Every 30,000-60,000 miles (consult manual)
Transmission Fluid Change Manual:
Every 60,000-100,000 miles (consult manual)
Engine Oil Gas Viscosity:
SAE 5W-30 or SAE 10W-30 (refer to owner's manual for specific recommendations)
Engine Oil Diesel Viscosity:
API CG-4 or CH-4 rated heavy-duty diesel engine oil, SAE 15W-40 recommended.
Coolant:
Mopar Antifreeze/Coolant (or equivalent meeting Chrysler MS-9769 specification), typically a 50/50 mix with distilled water.
Transmission Fluid Auto:
ATF+4 (Automatic Transmission Fluid Type 9984) for 42RE, 46RE, 47RE (consult manual for correct type, early models may specify ATF+3).
Transmission Fluid Manual Nv3500:
GL-3 or GL-4 rated manual transmission fluid, SAE 75W-90 or 80W-90.
Transmission Fluid Manual Nv4500:
GL-3 or GL-4 rated manual transmission fluid, SAE 75W-90 or 80W-90 (specific recommendations may apply to this heavy-duty unit).
Common Issues Gas:
Cracked exhaust manifolds (especially 5.2L/5.9L V8), distributor issues (pickup coil), intake manifold gasket leaks, oil filter adapter leaks, transmission cooler line leaks.
Common Issues Diesel:
Injector pump failure, turbocharger issues (rare for the 5.9 Cummins), overheating (especially under heavy load), clutch wear (manual transmissions).
Common Issues General:
Rust (especially cab corners, rocker panels, rear fender lips), aging electrical connectors, worn suspension components (ball joints, tie rods, control arm bushings), AC system leaks.
Brand Heritage:
Dodge has a long history in the truck market, with the Ram nameplate becoming synonymous with robust and powerful pickup trucks, building on a legacy of vehicles like the Power Wagon.
Model Evolution:
The 1994 redesign of the Dodge Ram introduced the distinctive 'big rig' styling that became an icon. The 1998 model is part of this highly successful second generation, which received minor updates and refinements over its production run.
Production Years Gen2:
1994-2001
Manufacturing Locations:
Primarily Warren Truck Assembly Plant (Warren, Michigan), Saltillo Truck Assembly Plant (Saltillo, Coahuila, Mexico)