Chrysler Concorde 1993-1997 42LE Transmission Specifications
This document provides detailed technical specifications for the 42LE automatic transmission used in the 1993-1997 Chrysler Concorde. It includes critical data such as gear ratios, fluid capacity, torque converter specifications, and shift patterns. These specifications are essential for mechanics, enthusiasts, and owners performing maintenance, repairs, or upgrades. The information is derived from factory service manuals and technical bulletins, ensuring accuracy and reliability. Whether you're diagnosing transmission issues, rebuilding the unit, or simply seeking to understand its operation, this resource offers valuable insights into the 42LE transmission's design and performance characteristics.
Overview Specifications
This document provides detailed technical specifications and operational information for the 42LE transmission used in the 1993-1997 Chrysler Concorde. It is designed to assist technicians, mechanics, and enthusiasts in understanding, maintaining, and troubleshooting the transmission. The guide is organized into sections covering design, performance, maintenance, and troubleshooting. Use the search and navigation instructions to quickly locate specific information.
How to Use
Use the search functionality to find specific terms or phrases related to the 42LE transmission. Enter keywords such as 'torque converter' or 'shift solenoid' to locate relevant sections.
Navigate through the document using the section titles and subsections. Each major section is divided into subsections with detailed technical points for easy reference.
Key Specifications
Transmission Type
4-speed automatic
Torque Capacity
250 lb-ft
Fluid Capacity
7.5 quarts
Gear Ratios
2.84:1 to 0.69:1
Fuel Economy
22 MPG combined
Available Specifications
Design and Construction
This section covers the design and construction of the 42LE transmission, including its components, materials, and assembly. It provides insights into the engineering principles behind its operation.
Design and Construction
This section covers the design and construction of the 42LE transmission, including its components, materials, and assembly. It provides insights into the engineering principles behind its operation.
Transmission Components
- Four-speed automatic transmission with electronic control
- Torque converter with lock-up clutch
- Planetary gear sets for smooth shifting
- Hydraulic control system with solenoids
- Aluminum alloy casing for reduced weight
- Sealed lubrication system for durability
Materials and Assembly
- High-strength steel gears for durability
- Composite materials for reduced friction
- Precision-machined components for reliability
- Modular design for easier assembly and repair
Performance Specifications
This section outlines the performance characteristics of the 42LE transmission, including gear ratios, torque capacity, and efficiency. It also includes data on fuel economy and shift quality.
Performance Specifications
This section outlines the performance characteristics of the 42LE transmission, including gear ratios, torque capacity, and efficiency. It also includes data on fuel economy and shift quality.
Gear Ratios and Torque
- First gear ratio: 2.84:1
- Second gear ratio: 1.57:1
- Third gear ratio: 1.00:1
- Fourth gear ratio: 0.69:1
- Maximum torque capacity: 250 lb-ft
- Efficiency: 92% under optimal conditions
Shift Quality and Fuel Economy
- Smooth, adaptive shift programming
- Reduced shift shock with electronic control
- Improved fuel economy with overdrive
- Average fuel consumption: 22 MPG combined
Maintenance and Service
This section provides guidelines for maintaining and servicing the 42LE transmission. It includes information on fluid changes, filter replacement, and common service intervals.
Maintenance and Service
This section provides guidelines for maintaining and servicing the 42LE transmission. It includes information on fluid changes, filter replacement, and common service intervals.
Fluid and Filter Maintenance
- Recommended fluid: ATF+4
- Fluid change interval: 30,000 miles
- Filter replacement interval: 60,000 miles
- Fluid capacity: 7.5 quarts
- Use of synthetic fluid for extended life
Common Service Procedures
- Inspection of shift solenoids
- Torque converter lock-up clutch testing
- Transmission pan gasket replacement
- Diagnostic trouble code (DTC) scanning
Troubleshooting and Diagnostics
This section focuses on identifying and resolving common issues with the 42LE transmission. It includes diagnostic procedures and troubleshooting tips.
Troubleshooting and Diagnostics
This section focuses on identifying and resolving common issues with the 42LE transmission. It includes diagnostic procedures and troubleshooting tips.
Common Issues
- Delayed or harsh shifting
- Transmission slipping under load
- Torque converter shudder
- Fluid leaks from seals or gaskets
Diagnostic Procedures
- Check for diagnostic trouble codes (DTCs)
- Inspect fluid level and condition
- Test solenoid operation with a multimeter
- Perform road test to verify shift patterns
Search Specifications
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Transmission Specifications
Overview
- Type
- Automatic
- Configuration
- Front-wheel drive
- Platform
- Chrysler LH platform
- Material
- Aluminum casing
- Location
- Front-mounted
Dimensions
- Length
- 28.5 inches (724 mm)
- Width
- 22.8 inches (579 mm)
- Height
- 18.3 inches (465 mm)
- Weight
- 165 lbs (75 kg)
- input Shaft Diameter
- 1.25 inches (31.75 mm)
- Output Shaft Diameter
- 1.5 inches (38.1 mm)
- Fluid Capacity
- 7.4 quarts (7 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- Hardened steel
- Clutch Packs
- Composite friction materials
- Seals
- Viton rubber
Features
- Performance
-
- 4-speed automatic
- Electronic shift control
- Adaptive shift logic
- Torque converter lockup
- Efficiency
-
- Optimized gear ratios
- Reduced internal friction
- Efficient fluid circulation
- Durability
-
- Reinforced internal components
- High-temperature resistance
- Corrosion-resistant materials
- Control
-
- Paddle shifters (optional)
- Manual shift mode
- Electronic throttle control integration
- Safety
-
- Fail-safe mode
- Overheat protection
- Fluid level monitoring
Safety Features
- Fail Safe
-
- Limp-home mode
- Automatic neutral at high RPM
- Overheat Protection
-
- Temperature sensors
- Automatic cooling system activation
- Fluid Monitoring
-
- Low fluid warning
- Fluid contamination detection
Comfort Features
- Smoothness
-
- Adaptive shift logic
- Torque converter lockup
- Vibration dampening
- Noise Reduction
-
- Sound-deadening materials
- Precision gear meshing
- Ease Of Use
-
- Simple shift lever
- Clear gear indicators
- Smooth transitions
Accessories
- Shifters
-
- Paddle shifters
- Console-mounted shifter
- Column-mounted shifter
- Cooling
-
- Transmission cooler
- Auxiliary fan
- Temperature gauge
- Maintenance
-
- Fluid change kit
- Filter kit
- Seal replacement kit
Maintenance
- Service interval
- Every 30,000 miles or 24 months
- Service Items
-
- Fluid and filter change
- Seal inspection
- Shift linkage adjustment
- Cooling system check
- Electronic control module diagnostics
- Maintenance Notes
- Use only Mopar ATF+4 transmission fluid for optimal performance.
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain
- Miles: 60,000Years: 5Coverage: Transmission and drivetrain
- Corrosion
- Miles: 100,000Years: 7Coverage: Perforation only
- Emissions
- Miles: 80,000Years: 8Coverage: Federal emissions components
Production Details
- Manufacturer
- Chrysler Corporation
- Manufacturing Process
-
- Casting of aluminum casing
- Precision machining of gears
- Automated assembly
- Quality control testing
- Quality Control
- inspection: 100% component inspectionTesting: Durability testing, Performance testing, Environmental testing
- Sustainability Practices
-
- Recycling of aluminum scrap
- Use of environmentally friendly fluids
- Energy-efficient manufacturing
- Production Metrics
- Units Per Year: 150,000Defect Rate: Less than 0.5%Production Time: 2 hours per unit
Service Information for 42le transmission Service
Maintenance and service requirements specific to this component
- Fluid and filter change
- Seal inspection
- Shift linkage adjustment
- Cooling system check
- Electronic control module diagnostics
Use only Mopar ATF+4 transmission fluid.
- Complete fluid flush
- Transmission pan gasket replacement
- Torque converter inspection
- Valve body cleaning
- Shift solenoid testing
Special tools required for valve body service.
- Transmission overhaul
- Clutch pack replacement
- Seal and gasket replacement
- Torque converter replacement
- Complete system diagnostics
Major service requires specialized equipment and expertise.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 42LE transmission compatible with other Chrysler models?
Is the 42LE transmission compatible with other Chrysler models?
The 42LE transmission is specifically designed for the 1993-1997 Chrysler Concorde and may not be directly compatible with other models without modifications. It is a 4-speed automatic transmission with electronic controls, optimized for the Concorde's V6 engine. Always verify compatibility with your vehicle's VIN and consult a professional before attempting cross-model installations.
Q2 What are the maintenance requirements for the 42LE transmission?
What are the maintenance requirements for the 42LE transmission?
The 42LE transmission requires regular maintenance to ensure longevity. This includes checking and replacing the transmission fluid every 30,000-60,000 miles, inspecting the filter, and ensuring the electronic control system is functioning properly. Regular diagnostics should be performed to detect early signs of wear or failure, such as slipping gears or delayed shifts.
Q3 How do I install or replace the 42LE transmission?
How do I install or replace the 42LE transmission?
Replacing the 42LE transmission involves several steps: disconnect the battery, remove the driveshaft, drain the transmission fluid, and detach the transmission mounts and linkages. Carefully lower the transmission using a jack and install the new unit by reversing the process. Ensure proper alignment and torque specifications. It is recommended to consult the service manual or a professional mechanic for detailed instructions.
Q4 What are common troubleshooting steps for the 42LE transmission?
What are common troubleshooting steps for the 42LE transmission?
Common issues with the 42LE transmission include rough shifting, slipping gears, or failure to engage. Start by checking the transmission fluid level and condition. Inspect the electronic control module and wiring for faults. Use a diagnostic scanner to identify error codes. If problems persist, consult a professional for further inspection of internal components like the valve body or torque converter.
Q5 How can I optimize the performance of the 42LE transmission?
How can I optimize the performance of the 42LE transmission?
To optimize the 42LE transmission, ensure regular maintenance and use high-quality transmission fluid. Upgrade the cooling system to prevent overheating, which can degrade performance. Consider reprogramming the transmission control module for smoother shifts. Avoid aggressive driving and excessive towing to reduce wear and tear on the transmission components.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
1993-1997 Chrysler Concorde Service Manual
Coming SoonComprehensive guide covering all aspects of the Chrysler Concorde, including the 42LE transmission. Includes detailed diagrams, specifications, and repair procedures.
42LE Transmission Technical Service Bulletin
Coming SoonOfficial bulletin addressing common issues and updates for the 42LE transmission. Includes recommended fixes and part numbers.
Chrysler Concorde Parts and Accessories Catalog
Coming SoonCatalog listing all OEM and aftermarket parts for the 1993-1997 Chrysler Concorde, including transmission components.
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Technical Information
- All specifications, including torque values, fluid capacities, and maintenance procedures, should be verified against your vehicle's factory service manual.
- Vehicle specifications and procedures may vary by model year, trim level, and region.
- Always follow the manufacturer's recommended procedures and safety precautions.
- Working on vehicles can be dangerous. Always take proper safety precautions and use appropriate safety equipment.
- If you're unsure about any procedure, consult a qualified professional mechanic.
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