The 2018 GMC Yukon is a full-size SUV that’s built to handle everything from city streets to rugged terrain. One of the most significant updates for the 2018 model was the introduction of a new transmission system, which plays a pivotal role in the vehicle’s performance. In this blog, we’ll explore the features of the 2018 Yukon’s transmission and what it means for drivers.
A Shift in Gears: The 2018 Yukon’s Transmission Upgrade
For the 2018 model year, the GMC Yukon Denali received a notable upgrade in its transmission system. The previous eight-speed automatic transmission was replaced with a more advanced 10-speed automatic¹. This new transmission, developed jointly by GM and Ford, is known as the 10L80². It’s designed to provide smoother shifting, improved fuel efficiency, and better overall performance.
The Benefits of Ten Speeds
The addition of two extra gears in the 2018 Yukon’s transmission offers several advantages:
- Enhanced Fuel Economy: The 10-speed transmission helps improve the EPA-estimated highway fuel economy from 20 mpg to 22 mpg¹.
- Smoother Performance: More gears mean the engine can operate more efficiently at various speeds, providing a smoother ride.
- Increased Towing Capacity: With the 6.2-liter engine and the new transmission, the Yukon Denali can tow up to 8,500 pounds, making it a capable vehicle for hauling and towing needs.
Recognizing Transmission Excellence
The 2018 Yukon’s transmission is not just about having more gears; it’s about the quality of the driving experience. The 10-speed automatic transmission is praised for its reliability and its ability to deliver power when needed without unnecessary gear hunting².
Maintenance and Longevity
Proper maintenance is key to ensuring the longevity of any vehicle’s transmission. For the 2018 Yukon, regular checks and fluid changes are essential to keep the transmission running smoothly. The average lifespan of a GMC Yukon transmission can range between 130,000 to 180,000 miles, but with good care, a high-quality replacement transmission can last even longer².
Cost Considerations
If you’re faced with replacing the transmission in your 2018 Yukon, costs can vary. On average, prices for a new transmission range from $2,500 to $3,000, but this can fluctuate based on the specific model and whether you opt for a new or remanufactured unit².
Conclusion
The 2018 GMC Yukon’s 10-speed automatic transmission represents a significant step forward in the vehicle’s evolution. It enhances the driving experience by providing better fuel economy, smoother performance, and increased towing capacity. As with any vehicle component, regular maintenance is crucial to ensure its longevity and reliability. If you own a 2018 Yukon or are considering purchasing one, rest assured that its transmission is built to deliver power and performance that you can rely on.
For those interested in more detailed information on the 2018 Yukon’s transmission, including repair and replacement services, resources like Car and Driver¹ and The Driver Adviser² offer valuable insights and guidance. Keep your Yukon in peak condition, and it will continue to serve as a reliable and powerful companion on all your journeys.
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