🏷️ Basic Information

Make:

Dodge

Model:

Dynasty

Year:

1991

Product Type:

Service & Repair Manual Software

👋 Introduction

Vehicle Segment:

Full-size luxury sedan (primarily American market)

Target Audience:

Individuals seeking a spacious, comfortable, and well-equipped American sedan

Competitors:

Buick LeSabre, Oldsmobile Eighty-Eight, Ford Crown Victoria, Chevrolet Caprice

Design:

Distinctive aerodynamic styling with concealed headlamps, comfortable interior, and a focus on ride quality

Powertrain Options:

Powerful V6 and V8 engine options providing ample performance for its class

Comfort And Convenience:

Available luxury features such as leather seating, premium audio, and power amenities

Benefit To Owner:

Empowers owners and technicians to perform accurate diagnostics, maintenance, and repairs, saving time and money

Benefit To Business:

Essential resource for auto repair shops specializing in domestic vehicles of this era

📋 Manual Details

Manual Type:

Service and Repair Manual

Language:

English

Format:

Software (likely CD-ROM or downloadable digital format)

Page Count:

Estimated 1000+ pages (typical for a comprehensive dealer service manual)

📖 Manual Coverage

Powertrain:

Engine overhaul, fuel system, ignition system, exhaust system, cooling system, lubrication system

Drivetrain:

Transmission (automatic), driveshaft, differential, axle shafts, wheel bearings

Chassis:

Front suspension, rear suspension, steering system, brake system (front disc, rear drum), anti-lock braking system (ABS - if equipped)

Body And Frame:

Body construction, exterior trim, interior trim, doors, windows, locks, glass, underbody

Electrical System:

Battery, charging system, starting system, lighting system, instruments and gauges, switches, wiring diagrams, fuses, relays, power windows, power locks, audio system, HVAC controls

HVAC:

Heating, ventilation, and air conditioning system diagnosis and repair

Routine Maintenance:

Oil change, filter replacement, fluid checks and top-offs, tune-up procedures, belt inspection and replacement, spark plug replacement

Diagnostics And Troubleshooting:

Step-by-step diagnostic charts, symptom-based troubleshooting for all major systems, diagnostic trouble codes (DTCs) and their meanings

Major Repairs:

Engine rebuilds, transmission overhaul, brake component replacement, suspension component repair, electrical component repair, body panel repair

Component Replacement:

Detailed instructions for removing and installing all major components, including torque specifications

Special Tools:

Identification and usage of specialized tools required for specific procedures

Depth:

Comprehensive, dealer-level repair and diagnostic information

Detail Level:

Includes detailed descriptions, step-by-step instructions, diagrams, illustrations, specifications, and troubleshooting guides

📊 Manual Specifications

Software Type:

Digital Service Manual Software

Searchability:

Searchable text for quick information retrieval

Printability:

Printable pages for on-the-go reference

Compatibility:

Requires compatible operating system and software to run (specifics may vary)

Quality:

High-resolution digital reproduction of original factory documentation

Binding:

N/A (Software format)

Paper:

N/A (Software format)

⚙️ Engine Specifications

Engine Code:

EGA

Engine Type:

3.0L (181 cu in) V6 (e.g., Mitsubishi 6G72 based engine)

Bore X Stroke:

Approximately 91.1 mm x 76 mm (3.59 in x 3.00 in)

Compression Ratio:

Typically around 8.0:1 or 8.5:1

Horsepower:

Approximately 141-147 hp @ 4800-5000 rpm

Torque:

Approximately 170-175 lb-ft @ 2500-3000 rpm

Engine Code:

3.3L (201 cu in) V6 (e.g., Chrysler EGH)

Horsepower:

Approximately 147 hp @ 4800 rpm

Torque:

Approximately 185 lb-ft @ 2800 rpm

Engine Code:

3.8L (230 cu in) V6 (Chrysler EGH)

Horsepower:

Approximately 162 hp @ 4500 rpm

Torque:

Approximately 200 lb-ft @ 2800 rpm

Fuel Delivery:

Electronic Multi-Port Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline

Fuel Octane Rating:

87 octane (minimum recommended)

Ignition Type:

Distributorless Ignition System (DIS) or Distributor ignition (depending on engine variant)

🔧 Transmission

Transmission Type:

3-speed Automatic Transmission (e.g., A604 Ultradrive, or Chrysler Torqueflite variants for earlier models/engines)

Transmission Type:

4-speed Automatic Transmission (e.g., A670 Ultradrive for later/higher trim models)

Shift Modes:

Possible 'Economy' and 'Performance' shift modes

Transmission Fluid:

ATF+3 or equivalent (refer to manual for exact specification)

Capacity:

Approximately 7.5-9.5 quarts (7.1-9.0 liters) for a typical drain and fill

📐 Dimensions

Length:

Approximately 199.7 inches (5073 mm)

Width:

Approximately 74.4 inches (1890 mm)

Height:

Approximately 53.9 inches (1370 mm)

Wheelbase:

Approximately 113.7 inches (2888 mm)

Front Track:

Approximately 60.2 inches (1529 mm)

Rear Track:

Approximately 58.7 inches (1491 mm)

Front Headroom:

Approximately 38.5 inches (978 mm)

Front Legroom:

Approximately 42.0 inches (1067 mm)

Rear Headroom:

Approximately 38.0 inches (965 mm)

Rear Legroom:

Approximately 36.6 inches (930 mm)

Shoulder Room Front:

Approximately 58.5 inches (1486 mm)

Shoulder Room Rear:

Approximately 57.0 inches (1448 mm)

Curb Weight:

Approximately 3400-3600 lbs (1542-1633 kg), depending on engine and options

Gross Vehicle Weight Rating:

Typically around 4500-4700 lbs (2041-2132 kg)

🛡️ Safety Features

NHTSA Rollover Rating:

Not readily available for this specific model year and platform

IIHS Ratings:

Not readily available for this specific model year and platform

ABS:

Optional Anti-lock Braking System (ABS) available on some models

Traction Control:

Not typically available on this model

Airbags:

Driver-side airbag standard; Passenger airbag optional or not available on all trims

Seatbelts:

Three-point front and rear seat belts

Child Safety Anchors:

LATCH system not standard; ISOFIX compatibility may be absent

💡 Technology Features

Audio System:

Factory AM/FM stereo with cassette player, optional premium sound systems with graphic equalizers and more speakers.

Climate Control:

Manual HVAC controls with fan speed and temperature selection, optional automatic climate control on higher trims.

Cruise Control:

Standard or optional cruise control system.

Trip Computer:

May be available on higher trim levels, providing basic fuel economy and range information.

Phone Integration:

No integrated Bluetooth or smartphone connectivity available.

Power Features:

Power windows, power door locks, power mirrors, and power adjustable seats (optional).

🔧 Maintenance

Oil Change:

Every 3,000-5,000 miles or 3-6 months (check manual for specific recommendations based on driving conditions)

Air Filter Replacement:

Every 12,000-15,000 miles or annually

Spark Plug Replacement:

Every 30,000-60,000 miles (depending on spark plug type)

Coolant Flush:

Every 30,000 miles or 2-3 years

Transmission Fluid Service:

Every 30,000-50,000 miles (or as per manual)

Engine Oil:

SAE 5W-30 or 10W-30 (refer to manual for climate-specific recommendations and exact viscosity)

Coolant:

Chrysler Long Life Coolant (or equivalent ethylene glycol-based coolant with proper inhibitors)

Brake Fluid:

DOT 3 or DOT 4 brake fluid

Power Steering Fluid:

Chrysler Power Steering Fluid or Mopar ATF+3/4 (check manual)

Electrical Problems:

Common issues include failing power window motors, faulty door lock actuators, and intermittent warning light failures due to worn wiring or grounds.

Engine Performance:

Carbon buildup on intake valves (especially with the 3.0L V6), potential for head gasket leaks on higher mileage engines, and worn engine mounts.

Transmission Issues:

Ultradrive transmissions (A604/A670) can be prone to electronic control module failures, solenoid issues, and internal wear if not properly maintained.

Suspension And Steering:

Worn ball joints, tie rod ends, and sway bar links can lead to noise and imprecise steering. Early signs of power steering pump wear may include whining noises.

HVAC System:

Leaky AC evaporator cores and blower motor resistor failures are common complaints.

📚 Vehicle History

Dodge Legacy:

Dodge, a marque of Chrysler Corporation, has a long history of producing a diverse range of vehicles, from muscle cars to minivans and sedans.

Introduction:

The Dodge Dynasty was introduced for the 1988 model year as a successor to the Dodge 600. It was part of Chrysler's initiative to offer larger, more upscale sedans.

Platform Sharing:

The Dynasty shared its platform with the Chrysler New Yorker and Imperial of the same era, and was a derivative of Chrysler's front-wheel-drive K-car platform.

Design Influence:

The design featured sharp lines and a relatively aerodynamic profile for its time, with styling cues from European luxury sedans.

Generation Updates:

Minor updates occurred throughout its production run, with the 1991 model year likely featuring some refreshed styling, interior features, or option packages.

Production Years:

1988-1993

Manufacturing Location:

Typically manufactured at Chrysler Corporation assembly plants in North America.

🏆 Awards & Recognition

Automotive Journalism:

The Dodge Dynasty received mixed reviews from automotive critics of its time. While praised for its spacious interior and comfortable ride, some noted its uninspired handling and less refined powertrains compared to some import competitors.

Consumer Ratings:

Consumer satisfaction ratings varied, with some owners appreciating its long-term reliability and comfort, while others experienced more frequent issues with its electrical and powertrain components.

Manual Quality:

This service manual is based on official factory documentation, ensuring accuracy and completeness for professional technicians and experienced DIYers.