GMC Terrain 2010-2017 6T75 Transmission Specifications
This document provides detailed specifications for the 6T75 transmission used in the 2010-2017 GMC Terrain. The 6T75 is a 6-speed automatic transmission designed for front-wheel drive and all-wheel drive configurations. It includes information on gear ratios, torque capacity, fluid specifications, and maintenance intervals. These specifications are essential for understanding the performance characteristics, ensuring proper maintenance, and diagnosing issues with the transmission. Whether you're a technician, a DIY enthusiast, or a vehicle owner, this guide offers valuable insights into the transmission's design and operation, helping you make informed decisions about repairs, upgrades, and compatibility with aftermarket parts.
Overview Specifications
This document provides detailed technical specifications and operational guidance for the 6T75 transmission used in the 2010-2017 GMC Terrain. It is designed to assist technicians, engineers, and enthusiasts in understanding the transmission's features, maintenance requirements, and performance characteristics. Use the search functionality to locate specific terms or navigate through sections to explore comprehensive details about the transmission's design, capabilities, and troubleshooting tips.
How to Use
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Key Specifications
Gear Count
6-speed
Maximum Torque
250 lb-ft
Fluid Capacity
9.5 quarts
Weight
187 lbs
Compatibility
2010-2017 GMC Terrain
Available Specifications
Design and Construction
This section covers the 6T75 transmission's design principles, materials used, and construction features. It highlights the transmission's architecture, including its gear ratios, torque converter, and internal components, providing insights into its durability and performance.
Design and Construction
This section covers the 6T75 transmission's design principles, materials used, and construction features. It highlights the transmission's architecture, including its gear ratios, torque converter, and internal components, providing insights into its durability and performance.
Gear Ratios
- First Gear: 4.48:1
- Second Gear: 2.87:1
- Third Gear: 1.84:1
- Fourth Gear: 1.41:1
- Fifth Gear: 1.00:1
- Sixth Gear: 0.74:1
Torque Converter
- Single-stage design
- Lock-up clutch for improved efficiency
- Maximum torque capacity: 250 lb-ft
- Fluid coupling for smooth power delivery
Performance Specifications
This section details the 6T75 transmission's performance metrics, including shift points, acceleration, and fuel efficiency. It also covers the transmission's compatibility with various engine configurations and its impact on vehicle dynamics.
Performance Specifications
This section details the 6T75 transmission's performance metrics, including shift points, acceleration, and fuel efficiency. It also covers the transmission's compatibility with various engine configurations and its impact on vehicle dynamics.
Shift Points
- Upshifts optimized for fuel economy
- Downshifts for responsive acceleration
- Adaptive shift logic for varying driving conditions
- Sport mode for delayed upshifts
Acceleration and Efficiency
- 0-60 mph in 7.5 seconds (with 3.0L V6 engine)
- EPA-estimated 22 mpg city / 32 mpg highway
- Reduced parasitic losses for improved efficiency
- Seamless integration with start-stop technology
Maintenance and Troubleshooting
This section provides guidelines for maintaining the 6T75 transmission, including fluid changes, filter replacements, and common troubleshooting tips. It also addresses diagnostic codes and repair procedures for common issues.
Maintenance and Troubleshooting
This section provides guidelines for maintaining the 6T75 transmission, including fluid changes, filter replacements, and common troubleshooting tips. It also addresses diagnostic codes and repair procedures for common issues.
Fluid and Filter Maintenance
- Recommended fluid: Dexron VI ATF
- Fluid capacity: 9.5 quarts (with cooler)
- Filter replacement interval: Every 50,000 miles
- Fluid change interval: Every 100,000 miles
Common Issues
- Delayed shifts or harsh engagement
- Transmission fluid leaks
- Diagnostic codes P0700 and P0711
- Worn clutch packs or solenoid issues
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Transmission Specifications
Overview
- Type
- Automatic
- Configuration
- 6-speed
- Platform
- GM Epsilon II
- Material
- Aluminum casing
- Location
- Front-wheel drive
Dimensions
- Length
- 23.5 inches (596.9 mm)
- Width
- 17.3 inches (439.4 mm)
- Height
- 14.2 inches (360.7 mm)
- Weight
- 178 lbs (80.7 kg)
- input Shaft Diameter
- 1.25 inches (31.75 mm)
- Output Shaft Diameter
- 1.5 inches (38.1 mm)
- Fluid Capacity
- 11.2 quarts (10.6 liters)
Materials
- Casing
- Aluminum alloy
- Gears
- Hardened steel
- Clutch Plates
- Composite friction material
- Fluid
- Dexron VI automatic transmission fluid
Features
- Performance
-
- Adaptive shift control
- Grade braking system
- Tow/Haul mode
- Efficiency
-
- Optimized gear ratios
- Reduced internal friction
- Enhanced thermal management
- Technology
-
- Electronic control module
- Integrated pressure sensors
- CAN bus communication
- Durability
-
- Hardened components
- Sealed bearings
- Corrosion-resistant coating
Safety Features
- Fail-Safes
-
- Limp-home mode
- Overheat protection
- Fluid level sensor
- integration
-
- Stability control system
- Anti-lock braking system
- Traction control system
Comfort Features
- Drivability
-
- Smooth shifting
- Low noise levels
- Reduced vibration
- Customization
-
- Driver-selectable modes
- Adaptive learning
- User-adjustable settings
Accessories
- Maintenance
-
- Transmission filter kit
- Fluid pan gasket
- Drain plug washer
- Upgrades
-
- Performance shift kit
- Transmission cooler
- Heavy-duty fluid
- Diagnostics
-
- OBD-II scanner
- Pressure test kit
- Fluid temperature gauge
Maintenance
- Service interval
- Every 50,000 miles (80,467 km)
- Service Items
-
- Fluid and filter replacement
- Pan gasket inspection
- Solenoid testing
- Seal and gasket check
- Shift quality assessment
- Maintenance Notes
- Use only Dexron VI fluid for optimal performance and longevity.
Warranty
- Basic
- Miles: 36,000Years: 3Coverage: Bumper-to-bumper
- Powertrain
- Miles: 100,000Years: 5Coverage: Transmission components
- Corrosion
- Miles: UnlimitedYears: 6Coverage: Perforation only
- Emissions
- Miles: 80,000Years: 8Coverage: Federal emissions components
Production Details
- Manufacturer
- General Motors
- Manufacturing Process
-
- Precision machining
- Heat treatment
- Assembly line integration
- Quality Control
- Testing: Durability testing, Performance validation, Environmental simulationCertifications: ISO 9001, ISO 14001
- Sustainability Practices
-
- Recycled materials
- Energy-efficient production
- Waste reduction programs
- Production Metrics
- Units Per Year: 500,000Defect Rate: <0.1%Lead Time: 2 weeks
Service Information for 6t75 transmission Service
Maintenance and service requirements specific to this component
- Fluid and filter replacement
- Pan gasket inspection
- Solenoid testing
- Shift quality assessment
- Fluid level check
Use only Dexron VI fluid for optimal performance.
- Complete fluid flush
- Transmission pan cleaning
- Seal and gasket replacement
- Shift solenoid inspection
- Internal component inspection
Inspect for wear and replace components as necessary.
- Transmission overhaul
- Clutch pack replacement
- Bearing inspection
- Valve body service
- Performance testing
Ensure all components meet factory specifications during overhaul.
Common Questions
Find answers to common questions about torque specifications
Q1 Is the 6T75 transmission compatible with all 2010-2017 GMC Terrain models?
Is the 6T75 transmission compatible with all 2010-2017 GMC Terrain models?
The 6T75 transmission is compatible with most 2010-2017 GMC Terrain models, particularly those equipped with the 3.0L or 3.6L V6 engines. However, it is not compatible with models featuring the 2.4L 4-cylinder engine. Always verify your vehicle's engine and transmission specifications before purchasing or replacing components.
Q2 What are the maintenance requirements for the 6T75 transmission in the GMC Terrain?
What are the maintenance requirements for the 6T75 transmission in the GMC Terrain?
The 6T75 transmission requires regular maintenance to ensure optimal performance. This includes changing the transmission fluid and filter every 45,000 to 60,000 miles, inspecting for leaks, and ensuring proper fluid levels. Regularly check for signs of wear or unusual behavior, such as slipping or rough shifting, and address issues promptly.
Q3 How do I replace the 6T75 transmission in a 2010-2017 GMC Terrain?
How do I replace the 6T75 transmission in a 2010-2017 GMC Terrain?
To replace the 6T75 transmission, first, disconnect the battery and remove the transmission cooler lines. Support the engine with a hoist, then unbolt and remove the transmission crossmember and driveshaft. Disconnect the shift linkage and wiring harness, and carefully lower the transmission. Install the new transmission by reversing the steps, ensuring all connections are secure and torqued to specifications.
Q4 What should I do if my 6T75 transmission is slipping or not shifting properly?
What should I do if my 6T75 transmission is slipping or not shifting properly?
If your 6T75 transmission is slipping or not shifting properly, start by checking the transmission fluid level and condition. Low or contaminated fluid can cause these issues. Inspect for leaks, damaged wiring, or faulty sensors. If the problem persists, a professional diagnostic scan may be required to identify internal issues such as worn clutches or solenoid problems.
Q5 How can I optimize the performance of my 6T75 transmission?
How can I optimize the performance of my 6T75 transmission?
To optimize the performance of your 6T75 transmission, use high-quality transmission fluid and adhere to the recommended maintenance schedule. Avoid aggressive driving and ensure the transmission is properly cooled. Regularly inspect and replace worn components, and consider using a performance tuner to adjust shift points and improve overall responsiveness.
Factory Service Resources
Access official service manuals, technical documents, and repair guides. These resources provide detailed procedures, specifications, and diagrams directly from the manufacturer.
2010-2017 GMC Terrain 6T75 Transmission Service Manual
Coming SoonThis comprehensive manual provides detailed instructions for servicing and repairing the 6T75 transmission, including disassembly, troubleshooting, and reassembly procedures.
Technical Service Bulletin: 6T75 Transmission Shift Concerns
Coming SoonThis bulletin addresses common shift concerns with the 6T75 transmission, including diagnostics and recommended repairs to resolve issues like harsh or delayed shifting.
6T75 Transmission Parts and Accessories Catalog
Coming SoonThis catalog provides a detailed list of compatible parts and accessories for the 6T75 transmission, including filters, gaskets, and upgrade kits.
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Important information about using this content
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The content on this website is provided "as is" without any representations or warranties, express or implied. We make no representations or warranties regarding the accuracy, completeness, or availability of the information.
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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