Segment:
Full-size Luxury Sedan
Target Audience:
Families seeking comfortable, spacious, and well-equipped transportation with a touch of American luxury.
Key Competitors:
Buick LeSabre/Electra, Ford Crown Victoria, Chevrolet Caprice, Oldsmobile Ninety-Eight, Mercury Grand Marquis.
Interior Appointments:
Spacious interior, plush seating, available leather trim, ample legroom, and a focus on ride comfort.
Powertrain Options:
Emphasis on smooth V6 power delivery for relaxed cruising.
Design Philosophy:
American styling cues, comfortable ride, and a quiet cabin, prioritizing comfort over sporty handling.
Engine Management:
Comprehensive diagnostics, troubleshooting, and repair for the 3.0L V6 and 3.3L V6 engines, including fuel injection, ignition, and emissions control systems.
Automatic Transmission:
Detailed repair procedures for the A604 (41TE) 4-speed automatic transaxle, including hydraulic control, torque converter, and electronic controls.
Braking System:
Coverage of front disc and rear drum brakes, including hydraulic system, power booster, anti-lock braking system (ABS) for models equipped.
Suspension System:
Front MacPherson strut, rear independent suspension, including component removal/installation, alignment specifications, and shock absorber/strut replacement.
Steering System:
Power-assisted rack and pinion steering, including system diagnosis, pump and rack replacement.
Climate Control:
Manual and automatic climate control systems, including A/C system recharge, compressor, heater core, and blower motor service.
Body Electrical:
Extensive coverage of lighting, wipers, horns, power windows, power door locks, power seats, and other accessories.
Instrument Panel And Gauges:
Removal, installation, and troubleshooting of gauges, warning lights, and the instrument cluster.
Body And Interior:
Removal and installation of bumpers, fenders, doors, hood, trunk lid, and interior trim panels.
Wiring Diagrams:
Detailed, color-coded wiring schematics for all major electrical systems, crucial for accurate troubleshooting.
Preventive Maintenance:
Scheduled maintenance tasks, fluid changes, filter replacements, tune-up procedures.
Troubleshooting:
Diagnostic flowcharts and symptom-based troubleshooting guides for common and complex issues.
Component Removal Installation:
Step-by-step instructions for removing and installing virtually every mechanical and electrical component.
Engine Overhaul:
Detailed procedures for engine disassembly, inspection, repair, and reassembly, including specifications for critical dimensions.
Transmission Rebuild:
In-depth instructions for the complete disassembly, overhaul, and reassembly of the automatic transaxle.
Brake System Service:
Pad and shoe replacement, caliper and wheel cylinder service, bleeding procedures, ABS component testing.
Suspension Component Replacement:
Strut, ball joint, tie rod end, and control arm replacement procedures.
HVAC System Repair:
Refrigerant handling, leak detection, component replacement, and system diagnostics.
Electrical Component Testing:
Methods for testing sensors, actuators, relays, and other electrical parts using multimeters and diagnostic tools.
Body Panel Alignment:
Guidelines for adjusting doors, hood, and trunk for proper fit and sealing.
Depth:
Factory-level detail, suitable for professional technicians and advanced DIY mechanics. Covers everything from basic maintenance to complete component overhaul and complex diagnostics.
NHTSA Frontal Impact Driver:
Not rated for 1990 model year
NHTSA Frontal Impact Passenger:
Not rated for 1990 model year
Anti Lock Brakes ABS:
Optional on all models
Airbags:
Driver-side airbag standard
Seat Belts:
Front: 3-point automatic locking retractors; Rear: Lap and shoulder belts
Child Seat Anchors:
Rear seat, LATCH system not yet standard
Crumple Zones:
Designed with front and rear crumple zones
Oil Change:
Every 3,000 miles or 3 months (whichever comes first) under normal driving conditions. Refer to manual for severe conditions.
Air Filter Replacement:
Every 15,000 miles or 12 months.
Spark Plugs:
Every 30,000 miles (check for specific plug type and gap).
Transmission Fluid Change:
Every 30,000 miles or 24 months.
Coolant Flush:
Every 30,000 miles or 24 months.
Timing Belt:
N/A (Timing chains used in both engines)
Engine Oil:
SAE 5W-30 or 10W-30 API SG/SH rated. Check dipstick and manual for exact recommendation based on temperature.
Coolant:
Chrysler Long Life Antifreeze/Coolant (50/50 mix with distilled water).
Power Steering Fluid:
Mopar Power Steering Fluid or Dexron II ATF.
Windshield Washer Fluid:
Water or a dedicated washer fluid concentrate.
Electrical Gremlins:
Common issues with aging wiring harnesses, dashboard illumination, and power accessory failures due to age and component degradation.
Transmission Hard Shifts:
The A604 transaxle can experience hard shifts or slipping if valve body issues, solenoid failures, or low fluid pressure occur.
Engine Oil Leaks:
Valve cover gaskets, oil pan gaskets, and front/rear main seals can degrade over time, leading to leaks.
Cooling System Leaks:
Radiator, hoses, and water pump seals can fail, causing coolant leaks and potential overheating.
Exhaust Manifold Cracks:
Some V6 engines were prone to exhaust manifold cracking due to heat cycles.
A/C System Failures:
Leaky O-rings, failing compressors, or clogged evaporators can impact A/C performance.
Maintenance Schedule Part Numbers
Oil Filter Part Number Example:
Wix 51500, Fram PH8300 (Verify for specific engine)
Air Filter Part Number Example:
Wix 42473, Fram CA173 (Verify for specific engine)
Spark Plug Part Number Example:
Champion RC12LYC or equivalent (Verify for specific engine and tune-up requirements)
Manufacturer:
Chrysler Corporation
Parent Company At Time:
Chrysler Motors
Introduction:
The Dodge Dynasty was introduced for the 1988 model year as a replacement for the Dodge 600.
Platform Sharing:
Shared its Y-body platform with the Chrysler New Yorker and later the Imperial, as well as the Canadian-market Plymouth Acclaim.
Facelifts Updates:
Received minor styling updates and feature additions throughout its production run. The 1990 model year featured revised interior trim and optional features.
Discontinuation:
The Dodge Dynasty was discontinued after the 1993 model year, replaced by the Dodge Intrepid, a front-wheel-drive car based on the LH platform.
Manufacturing Location:
Jefferson Avenue Assembly, Detroit, Michigan, USA
Production Years:
1988-1993