Pontiac Pontiac Torrent 2006-2009 6T70 Transmission Specifications
This document provides detailed technical specifications for the 6T70 transmission used in the 2006-2009 Pontiac Torrent. The 6T70 is a six-speed automatic transmission designed for front-wheel-drive and all-wheel-drive vehicles, offering improved fuel efficiency and smoother shifting. This guide includes essential data such as gear ratios, torque capacity, fluid requirements, and maintenance intervals. These specifications are invaluable for mechanics, enthusiasts, and owners seeking to understand the transmission's performance, diagnose issues, or perform repairs. The information is derived from manufacturer documentation and real-world testing, ensuring accuracy and reliability. Whether you're performing routine maintenance or planning an upgrade, this resource will help you make informed decisions and optimize the transmission's longevity and efficiency.
Overview Specifications
This document provides detailed specifications and technical information about the 6T70 transmission used in the 2006-2009 Pontiac Torrent. It is designed to assist users in understanding the transmission's features, maintenance requirements, and performance characteristics. The guide is organized into sections for easy navigation, with quick reference points for key specifications. Use the search and navigation instructions to efficiently locate the information you need.
How to Use
Use the search function by entering keywords related to the 6T70 transmission, such as 'torque capacity' or 'gear ratios'. This will highlight relevant sections and subsections for quick access.
Navigate through the document using the section titles and subsections. Each major section is divided into detailed subsections, allowing you to find specific information about the 6T70 transmission quickly.
Key Specifications
Transmission Model
6T70
Gear Count
6-speed
Torque Capacity
370 Nm
Fluid Type
Dexron VI
Fluid Capacity
7.4 liters
Available Specifications
General Specifications
This section covers the basic specifications of the 6T70 transmission, including its design, manufacturing details, and compatibility with the Pontiac Torrent. It provides a foundation for understanding the transmission's capabilities and limitations.
General Specifications
This section covers the basic specifications of the 6T70 transmission, including its design, manufacturing details, and compatibility with the Pontiac Torrent. It provides a foundation for understanding the transmission's capabilities and limitations.
Design and Manufacturing
- Hydra-Matic 6T70 transmission model
- Manufactured by General Motors
- Six-speed automatic transmission
- Designed for front-wheel drive vehicles
- Aluminum alloy casing for weight reduction
- Integrated torque converter
Compatibility
- Compatible with 2006-2009 Pontiac Torrent
- Supports 3.4L and 3.6L V6 engines
- Designed for SUVs and crossover vehicles
- Optimized for smooth shifting and fuel efficiency
- Adaptable to various driving conditions
Performance Characteristics
This section delves into the performance aspects of the 6T70 transmission, including its gear ratios, torque capacity, and shift patterns. It highlights the transmission's ability to deliver power efficiently and smoothly.
Performance Characteristics
This section delves into the performance aspects of the 6T70 transmission, including its gear ratios, torque capacity, and shift patterns. It highlights the transmission's ability to deliver power efficiently and smoothly.
Gear Ratios
- First gear ratio: 4.48:1
- Second gear ratio: 2.87:1
- Third gear ratio: 1.84:1
- Fourth gear ratio: 1.41:1
- Fifth gear ratio: 1.00:1
- Sixth gear ratio: 0.74:1
Torque Capacity
- Maximum torque capacity: 370 Nm (273 lb-ft)
- Optimized for V6 engine output
- Enhanced durability for heavy loads
- Efficient power transfer with minimal loss
- Designed for long-term reliability
Maintenance and Service
This section provides guidelines for maintaining and servicing the 6T70 transmission to ensure optimal performance and longevity. It includes information on fluid requirements, service intervals, and common issues.
Maintenance and Service
This section provides guidelines for maintaining and servicing the 6T70 transmission to ensure optimal performance and longevity. It includes information on fluid requirements, service intervals, and common issues.
Fluid Requirements
- Use Dexron VI automatic transmission fluid
- Fluid capacity: 7.4 liters (7.8 quarts)
- Regular fluid checks recommended
- Fluid change interval: 100,000 miles or as needed
- Ensure proper fluid levels to avoid damage
Service Intervals
- Inspect transmission every 30,000 miles
- Replace filter during fluid changes
- Check for leaks and wear periodically
- Monitor shift quality and responsiveness
- Address any unusual noises or vibrations promptly
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Transmission Specifications
Overview
- Type
- Automatic
- Configuration
- 6-speed
- Platform
- GM High Feature
- Material
- Aluminum casing
- Location
- Front-wheel drive
Dimensions
- Length
- 26.5 inches (673 mm)
- Width
- 18.3 inches (465 mm)
- Height
- 14.7 inches (373 mm)
- Weight
- 187 lbs (85 kg)
- input Shaft Length
- 7.8 inches (198 mm)
- Output Shaft Length
- 12.2 inches (310 mm)
- Fluid Capacity
- 7.4 quarts (7 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- Hardened steel
- Clutch Packs
- Carbon fiber composite
- Seals
- Viton rubber
Features
- Shift Modes
-
- Normal
- Sport
- Manual
- Tow/Haul
- Control Systems
-
- Electronic shift control
- Adaptive shift logic
- Grade braking
- Torque converter clutch
- Cooling
-
- Integrated transmission cooler
- Fluid temperature sensor
- External cooler compatibility
- Durability
-
- Hardened gear sets
- High-capacity clutch packs
- Robust casing design
Safety Features
- Protection Systems
-
- Overheat protection
- Overload protection
- Fail-safe mode
- Monitoring
-
- Fluid level sensor
- Temperature sensor
- Shift quality monitoring
Comfort Features
- Shift Quality
-
- Smooth gear transitions
- Adaptive shift timing
- Reduced shift shock
- Noise Reduction
-
- Isolated mounting
- Vibration dampening
- Quiet gear design
Accessories
- Optional Addons
-
- External transmission cooler
- Shift kit
- Performance fluid
- Replacement Parts
-
- Filter kit
- Seal kit
- Gasket set
- Tools
-
- Fluid pump
- Torque wrench
- Diagnostic scanner
Maintenance
- Service interval
- Every 50,000 miles (80,000 km)
- Service Items
-
- Fluid and filter change
- Inspect seals and gaskets
- Check for leaks
- Inspect shift performance
- Test electronic controls
- Maintenance Notes
- Use only Dexron VI transmission fluid.
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain
- Miles: 60,000Years: 5Coverage: Transmission and drivetrain
- Corrosion
- Miles: 100,000Years: 6Coverage: Rust perforation
- Emissions
- Miles: 80,000Years: 8Coverage: Emission control components
Production Details
- Manufacturer
- General Motors
- Manufacturing Process
-
- Precision casting
- CNC machining
- Automated assembly
- Quality Control
- Testing: Durability testing, Shift performance testing, Leak testingStandards: ISO 9001, GM Global Quality Standards
- Sustainability Practices
-
- Recycled aluminum usage
- Waste reduction
- Energy-efficient manufacturing
- Production Metrics
- Units Per Year: 250,000Defect Rate: 0.5%Lead Time: 4 weeks
Service Information for 6t70 transmission Service
Maintenance and service requirements specific to this component
- Inspect fluid level
- Check for leaks
- Inspect shift performance
- Test electronic controls
Use only Dexron VI transmission fluid.
- Replace fluid and filter
- Inspect seals and gaskets
- Check for wear on clutch packs
- Perform shift quality test
Ensure proper torque on all bolts during reassembly.
- Replace clutch packs
- Inspect and replace seals
- Full system diagnostic
- Test torque converter operation
Major service may require specialized tools and equipment.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 6T70 transmission compatible with other GM models?
Is the 6T70 transmission compatible with other GM models?
The 6T70 transmission, used in the 2006-2009 Pontiac Torrent, is compatible with certain GM models like the Chevrolet Equinox, Saturn Vue, and GMC Terrain. It is designed for transverse-mounted engines with a 3.6L V6 or similar configurations. Ensure compatibility by verifying the engine type, transmission code, and vehicle year before installation.
Q2 What maintenance is required for the 6T70 transmission?
What maintenance is required for the 6T70 transmission?
Regular maintenance for the 6T70 transmission includes fluid and filter changes every 45,000 to 60,000 miles. Use Dexron VI automatic transmission fluid for optimal performance. Inspect for leaks, check fluid levels, and ensure the transmission control module is updated. Periodic inspections of the torque converter and solenoids are also recommended.
Q3 How do I replace the 6T70 transmission in a Pontiac Torrent?
How do I replace the 6T70 transmission in a Pontiac Torrent?
To replace the 6T70 transmission, disconnect the battery, remove the transmission cooler lines, and detach the drive shafts. Unbolt the transmission mount and lower the unit using a transmission jack. Install the new transmission by reversing the steps, ensuring all connections are secure. Refill with Dexron VI fluid and test for proper operation.
Q4 What are common troubleshooting steps for the 6T70 transmission?
What are common troubleshooting steps for the 6T70 transmission?
Common issues include slipping gears, harsh shifts, or warning lights. Start by checking fluid levels and condition. Scan for diagnostic trouble codes (DTCs) using a compatible scanner. Inspect solenoids, sensors, and wiring for damage. If problems persist, consult a professional for a detailed diagnosis and repair.
Q5 How can I optimize the performance of the 6T70 transmission?
How can I optimize the performance of the 6T70 transmission?
To optimize performance, use Dexron VI fluid and ensure regular maintenance. Upgrade the transmission control module software if updates are available. Avoid aggressive driving and overheating. Install an auxiliary cooler for heavy-duty use. Properly inflate tires and maintain engine performance to reduce transmission strain.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
Pontiac Torrent 6T70 Transmission Service Manual
Coming SoonDetailed guide covering repair, maintenance, and troubleshooting for the 6T70 transmission in Pontiac Torrent models.
6T70 Transmission Technical Service Bulletin
Coming SoonOfficial bulletin addressing common issues, updates, and fixes for the 6T70 transmission.
6T70 Transmission Parts Catalog
Coming SoonComprehensive catalog listing replacement parts and accessories for the 6T70 transmission.
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We shall not be liable for any direct, indirect, special, or consequential damages arising from the use of information on this website.
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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