Positioning:
Essential resource for owners and technicians of Dodge Ram W150 Trucks from 1989-1991, enabling professional-level maintenance and repair.
Value Proposition:
Provides dealership-level information, saving costs associated with professional shop labor and overhead.
Features:
Accuracy, completeness, emphasis on special product aspects, inclusion of proprietary component data.
Special Tool References:
The manual identifies and illustrates special Dodge-specific tools required for certain adjustments and repairs, ensuring correct procedure adherence.
Model Years Covered:
1989, 1990, 1991
Chassis Types Covered:
2WD (D-series), 4WD (W-series)
Estimated Page Count:
Extensive (Specific count not provided, but described as 'complete' and covering 'all necessary instructions')
Type:
Workshop Service Repair Manual
Description:
PDF format, comprehensive guide for repair and overhaul.
Delivery Method:
Electronic (Email)
Delivery Speed:
Fast and FREE Electronic Delivery via Email
Engine:
Comprehensive repair and overhaul, tune-ups, lubrication system.
Ignition System:
Included
Transmission:
Extensive disassembly and repair.
Electrical System:
Included
Chassis:
Implied through general repair and overhaul, likely includes suspension, steering, brakes.
Brakes:
Diagnostic, repair, and overhaul procedures for front disc and rear drum brakes, including ABS if equipped.
Suspension:
Front independent front suspension (IFS) on W150 4x4 models, rear leaf spring suspension. Manual covers removal, installation, and adjustments.
Steering:
Power steering system, steering gear, linkages, and alignment procedures.
Maintenance:
Routine maintenance and servicing procedures.
Repair:
Diagnostic and repair procedures for various issues.
Removal Installation:
Step-by-step removal and installation instructions for components.
Assembly Disassembly:
Detailed procedures for assemblies and disassemblies.
Troubleshooting:
Diagnostic procedures to follow when trouble occurs.
Depth:
Comprehensive, from routine maintenance to extensive engine and transmission overhaul.
Target Audience:
Automotive technicians, DIY enthusiasts with general automobile practices knowledge.
Proprietary Components:
Includes instructions for proprietary components and references manufacturer instructions.
Diagnostics:
Includes diagnostic procedures for identifying faults in all major systems.
Engine Options 1989 1991:
Likely includes 5.2L (318 cu in) V8 and 3.9L (239 cu in) V6 Magnum engines, and potentially a 5.9L (360 cu in) V8. Specific engine options for each year would be detailed in the manual.
Horsepower Torque:
Detailed specifications for each engine variant are contained within the manual. For context, the 5.2L V8 typically produced around 170-180 hp and 250-280 lb-ft of torque.
Fuel Delivery:
Likely includes throttle body injection (TBI) or multi-port fuel injection (MPI) depending on engine and year. Manual covers diagnostics, repair, and overhaul.
ECM Sensors:
Manual covers the operation and testing of sensors like MAP, TPS, O2, and the Engine Control Module (ECM).
Engine Identification:
Manual will detail how to identify specific engine codes and their corresponding specifications.
Transmission Types:
Likely includes the Chrysler A500/A518 (3-speed automatic with overdrive) and potentially manual transmissions like the NP435 or Getrag G360. Specific details for each model year are expected.
Optional Transmissions:
Refer to specific year and configuration details within the manual.
Overdrive Capability:
Automatic transmissions of this era often featured overdrive for improved fuel economy.
Automatic Transmission Fluid:
Likely requires ATF+3 or Dexron II/III, manual will specify exact fluid type and capacity.
Gear Ratios:
Detailed gear ratios for both manual and automatic transmissions are provided for performance and repair analysis.
Body Styles:
Regular Cab, Club Cab. Various bed lengths (e.g., 6.5 ft, 8 ft).
Curb Weight Gvwr:
Weight specifications and Gross Vehicle Weight Ratings (GVWR) for different configurations are detailed in the manual.
Towing Capacity:
Towing capacities vary by configuration and engine; manual provides detailed specifications.
Wheel Bolt Pattern:
Typically 5x5.5 inches (139.7mm) for these trucks. Manual will confirm.
Tire Sizes:
Commonly available in sizes like 235/75R15, 31x10.5R15, and others depending on trim and package. Manual specifies OEM recommendations.
NHTSA Fmvss:
Safety ratings and compliance with Federal Motor Vehicle Safety Standards (FMVSS) for the era would be outlined in relation to vehicle systems. Specific crash test data for this generation might be limited but the manual covers safety system maintenance.
ABS:
Anti-lock Braking System (ABS) was an optional feature on some models during this period, manual will detail its operation and service.
Seatbelts:
Seatbelt systems and their maintenance are covered.
Airbags:
Airbags were not standard or common on trucks of this vintage; manual likely does not cover airbags extensively.
Audio Systems:
Factory options typically included AM/FM radio, cassette player, and potentially a CD player in later models of this range. Manual covers removal, installation, and basic troubleshooting.
Cruise Control:
Optional feature, service and repair procedures are likely included.
Trailer Towing Prep:
Wiring harnesses and pre-wiring for trailer connections would be covered under the electrical system section.
Oil Change Interval:
Typical intervals for this era were around 3,000-5,000 miles or 3-6 months. Manual provides precise recommendations based on driving conditions.
Transmission Service Interval:
Automatic transmission fluid and filter changes usually recommended every 30,000-60,000 miles. Manual provides detailed schedule.
Engine Oil Type:
Likely 5W-30 or 10W-30 API Service SG or SH rated. Manual will specify exact viscosity and API classification.
Coolant Type:
Ethylene glycol-based antifreeze, typically a green type. Manual specifies type and mixture ratio.
Brake Fluid Type:
DOT 3 brake fluid is standard for this period. Manual will confirm.
Common Problems:
Potential issues include radiator leaks, alternator failures, power steering pump issues, rust in common areas (wheel wells, cab corners), and potentially transmission solenoid issues. Manual aids in diagnosing and repairing these.
Rust Prevention:
Manual may offer some guidance on body maintenance, but preventative measures like rustproofing are largely owner-dependent.
Oil Filter:
Part numbers vary by engine and filter manufacturer (e.g., Mopar filters, Fram, Wix). Manual will list OEM numbers and cross-references.
Air Filter:
Specific part numbers for each engine are detailed in the manual.
Engine Torque Specs:
Crucial torque specifications for critical engine fasteners (e.g., cylinder head bolts, main bearing caps) are included, emphasizing the importance of a torque wrench.
Wheel Lug Nut Torque:
Specific torque value for wheel lug nuts is provided for safe wheel installation.
Dodge Trucks:
Dodge has a long history of producing robust and capable trucks, with the Ram line becoming a significant player in the market.
Second Gen Ram:
The 1989-1993 generation saw significant aerodynamic styling updates, improved interiors, and the introduction of the Magnum engine series, marking a substantial evolution from previous models.
Manufacturing Locations:
Dodge trucks during this period were primarily manufactured in the United States.
