Cadillac SRX 2004-2009 6L50 Transmission Specifications
This document provides a detailed overview of the 6L50 transmission specifications for the 2004-2009 Cadillac SRX. It includes critical technical details such as gear ratios, torque capacity, fluid requirements, and maintenance intervals. These specifications are essential for understanding the transmission's performance, ensuring proper maintenance, and diagnosing potential issues. Whether you're a mechanic, enthusiast, or owner, this information is invaluable for optimizing the transmission's lifespan and performance. The guide also covers compatibility with other models and highlights common upgrades or modifications to enhance performance.
Overview Specifications
This document provides detailed specifications and technical information about the 6L50 transmission used in the 2004-2009 Cadillac SRX. It is designed to assist mechanics, enthusiasts, and owners in understanding the transmission's features, maintenance requirements, and performance capabilities. Use the search and navigation instructions to quickly find relevant information. The document is divided into sections covering key aspects of the 6L50 transmission, including design, operation, and maintenance.
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Key Specifications
Transmission Type
6-speed automatic
Maximum Torque
430 lb-ft
Weight
187 lbs
Fluid Capacity
9.5 quarts
Gear Ratios
4.06:1 to 0.69:1
Available Specifications
Design and Construction
This section covers the design and construction features of the 6L50 transmission, including its materials, layout, and key components. It provides insights into the engineering behind the transmission's durability and performance.
Design and Construction
This section covers the design and construction features of the 6L50 transmission, including its materials, layout, and key components. It provides insights into the engineering behind the transmission's durability and performance.
Materials and Build Quality
- Aluminum alloy casing for reduced weight
- High-strength steel gears for durability
- Precision-machined components for smooth operation
- Advanced sealing technology to prevent leaks
Internal Components
- Six-speed planetary gearset
- Electronically controlled clutch system
- High-capacity torque converter
- Integrated solenoid valves for precise shifting
Performance and Operation
This section details the performance characteristics and operational features of the 6L50 transmission. It includes information on shift patterns, power handling, and efficiency.
Performance and Operation
This section details the performance characteristics and operational features of the 6L50 transmission. It includes information on shift patterns, power handling, and efficiency.
Shift Patterns and Smoothness
- Adaptive shift programming for optimal performance
- Seamless upshifts and downshifts
- Sport mode for enhanced throttle response
- Manual shift capability for driver control
Power Handling and Efficiency
- Handles up to 430 lb-ft of torque
- Optimized for V6 and V8 engines
- Improved fuel efficiency through reduced friction
- Thermal management system for consistent performance
Maintenance and Troubleshooting
This section provides guidance on maintaining the 6L50 transmission and troubleshooting common issues. It includes recommended service intervals and diagnostic tips.
Maintenance and Troubleshooting
This section provides guidance on maintaining the 6L50 transmission and troubleshooting common issues. It includes recommended service intervals and diagnostic tips.
Routine Maintenance
- Fluid change every 50,000 miles
- Filter replacement during fluid changes
- Regular inspection of seals and gaskets
- Software updates for transmission control module
Common Issues and Solutions
- Delayed shifting: Check fluid level and condition
- Transmission slipping: Inspect clutch packs
- Error codes: Use diagnostic tools for troubleshooting
- Unusual noises: Inspect torque converter and gears
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Transmission Specifications
Overview
- Type
- 6-speed automatic
- Configuration
- Longitudinal
- Platform
- GM RWD/AWD
- Material
- Aluminum casing
- Location
- Rear-wheel drive configuration
Dimensions
- Length
- 28.5 inches (724 mm)
- Width
- 18.7 inches (475 mm)
- Height
- 14.2 inches (361 mm)
- Weight
- 187 lbs (85 kg)
- input Shaft Length
- 8.3 inches (211 mm)
- Output Shaft Length
- 10.6 inches (269 mm)
- Fluid Capacity
- 9.5 quarts (9 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- Hardened steel
- Clutch Plates
- Composite friction material
- Seals
- Viton rubber
- Sensors
- Stainless steel and plastic
Features
- Performance
-
- Adaptive shift control
- Grade braking system
- Tow/Haul mode
- Sport mode
- Efficiency
-
- Wide gear ratio spread (6.04:1)
- Reduced internal friction
- Optimized torque converter
- Electronic line pressure control
- Durability
-
- Hardened steel gears
- High-strength input shaft
- Reinforced clutch packs
- Robust valve body design
- Technology
-
- Electronic Precision Shift
- Tap-Up/Tap-Down shifting
- integration
-
- Compatible with GM's StabiliTrak system
- Integrated temperature sensor
- CAN bus communication
Safety Features
- Protection Systems
-
- Over-temperature protection
- Over-pressure protection
- Fail-safe limp mode
- Monitoring
-
- Real-time fluid temperature monitoring
- Gear position sensor
- Output speed sensor
- Mechanical Safety
-
- Park pawl safety lock
- Neutral safety switch
- Reverse lockout
Comfort Features
- Shift Quality
-
- Smooth shift transitions
- Adaptive shift scheduling
- Reduced shift shock
- Noise Vibration
-
- Precision gear machining
- Isolated mounting points
- Dual-mass flywheel compatibility
- Drive Modes
-
- Normal mode
- Sport mode
- Manual shift mode
Accessories
- Cooling
-
- Transmission cooler lines
- Auxiliary transmission cooler
- Integrated cooler in radiator
- Mounting
-
- Transmission crossmember
- Mounting brackets
- Torque converter bolts
- Electrical
-
- Transmission control module
- Wiring harness
- Speed sensors
Maintenance
- Service interval
- Every 50,000 miles or 48 months
- Service Items
-
- Fluid and filter change
- Pan gasket replacement
- Seal inspection
- Shift solenoid check
- Transmission mount inspection
- Maintenance Notes
-
- Use only Dexron VI transmission fluid
- Reset adaptive shift tables after service
- Inspect for leaks after service
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain
- Miles: 100,000Years: 5Coverage: Transmission components
- Corrosion
- Miles: 100,000Years: 6Coverage: Perforation only
- Emissions
- Miles: 80,000Years: 8Coverage: Federal emissions components
Production Details
- Manufacturer
- General Motors
- Manufacturing Process
-
- Precision CNC machining
- Automated assembly
- Laser alignment
- End-of-line testing
- Quality Control
- Dimensional Checks: 100% inspectionPressure Testing: All unitsPerformance Testing: Dyno testing
- Sustainability
-
- Recycled aluminum content
- Closed-loop fluid system
- Energy-efficient manufacturing
- Production Metrics
- Units Per Day: 1200Defect Rate: <0.1%Production Years: 2004-2009
Service Information for 6l50 transmission Service
Maintenance and service requirements specific to this component
- Transmission fluid and filter change
- Pan gasket replacement
- Seal inspection
- Shift solenoid check
- Transmission mount inspection
Use only Dexron VI transmission fluid
- Complete fluid flush
- Valve body inspection
- Torque converter check
- Transmission cooler flush
- Shift quality diagnostics
Requires specialized transmission flush equipment
- Complete transmission overhaul
- Clutch pack replacement
- Bearing inspection
- Solenoid replacement
- Shift programming update
Recommended to replace all wear components at this interval
Common Questions
Find answers to common questions about torque specifications
Q1 What are the technical specifications of the 6L50 transmission in the 2004-2009 Cadillac SRX?
What are the technical specifications of the 6L50 transmission in the 2004-2009 Cadillac SRX?
The 6L50 is a 6-speed automatic transmission designed for longitudinal engine applications. It features a torque capacity of up to 440 lb-ft and is compatible with engines such as the 3.6L V6 and 4.6L Northstar V8. It is also used in other GM vehicles like the Chevrolet TrailBlazer SS and Saab 9-7X. The transmission is known for its smooth shifting and robust construction, making it suitable for both passenger and light towing applications.
Q2 What are the maintenance requirements for the 6L50 transmission?
What are the maintenance requirements for the 6L50 transmission?
Regular maintenance is crucial for the longevity of the 6L50 transmission. This includes checking the transmission fluid level every 7,500 miles, replacing the fluid and filter every 30,000 miles, and inspecting the pan gasket and cooler lines annually. Using only Dexron VI fluid is recommended, as other fluids may damage the transmission. Additionally, avoiding extreme temperatures and heavy towing without proper cooling can help prevent premature wear.
Q3 How do I install or replace the 6L50 transmission?
How do I install or replace the 6L50 transmission?
Replacing the 6L50 transmission requires specialized tools and expertise. Start by draining the transmission fluid and disconnecting the battery. Remove the driveshaft, cooling lines, and electrical connectors. Carefully lower the transmission using a transmission jack and support the engine. Install the new transmission, ensuring proper alignment and torque specifications. Replace the filter, refill the fluid, and reconnect all components. It is highly recommended to have a certified mechanic perform this procedure due to its complexity.
Q4 How do I troubleshoot common issues with the 6L50 transmission?
How do I troubleshoot common issues with the 6L50 transmission?
Common issues with the 6L50 include slipping, erratic shifting, or leaks. Start by checking the transmission fluid level and condition. Look for signs of leaks around the pan gasket and cooler lines. Use an OBD-II scanner to check for trouble codes, which may indicate solenoid or sensor malfunctions. If issues persist, inspect the torque converter and clutch packs for wear. In severe cases, a transmission rebuild or replacement may be necessary. Always consult a professional transmission specialist for accurate diagnosis.
Q5 How can I optimize the performance of the 6L50 transmission?
How can I optimize the performance of the 6L50 transmission?
To optimize performance, ensure the transmission fluid is clean and at the correct level. Avoid aggressive driving and sudden acceleration, which can strain the transmission. Keep the engine properly tuned to maintain optimal power delivery. Consider upgrading to a high-capacity transmission cooler for heavy towing or performance driving. Regular maintenance, as outlined in the service manual, is essential for maintaining smooth operation and longevity. Aftermarket tuning may also improve shift responsiveness, but consult a specialist before making modifications.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
GM Service Manual - 6L50 Transmission
Coming SoonComprehensive service manual for the 6L50 transmission, covering maintenance, repair, and troubleshooting procedures.
Technical Service Bulletin - 6L50 Updates
Coming SoonOfficial GM technical bulletins and updates for the 6L50 transmission, including diagnostic procedures and repair guidelines.
6L50 Transmission Parts Catalog
Coming SoonDetailed parts catalog for the 6L50 transmission, including replacement components and accessories.
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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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