The GMC Yukon XL (2020-Present) is a large, rugged SUV designed for families and those who need serious towing capacity, comfort, and cargo space. As part of the full-size SUV category, the Yukon XL offers a premium feel with strong performance and the latest tech features. However, as with any modern vehicle, it’s not immune to issues, and there are some common problems that owners should be aware of. In this article, we’ll explore these issues in detail, provide guidance on what to look for when buying a used Yukon XL, discuss the cost of ownership, and suggest a few viable alternatives for those considering a full-size SUV.
Common Problems of the GMC Yukon XL (2020-Present)
1. Transmission and Drivetrain Issues
The GMC Yukon XL, particularly in models with the 5.3L V8 or 6.2L V8 engines, is equipped with the 10-speed automatic transmission. While this transmission is designed to provide a smooth driving experience, several owners have reported intermittent shifting issues and drivetrain problems.
Common Symptoms:
- Rough shifting: Some drivers have reported rough or delayed shifting, particularly when accelerating from a stop or when the transmission shifts between gears.
- Slipping gears: Another symptom is the feeling of the vehicle slipping out of gear during acceleration, leading to a decrease in acceleration power or jerking motions.
- Transmission overheating: Some owners have noticed the transmission heating up under heavy loads, such as during towing or driving in hot weather. This can lead to sluggish performance or, in extreme cases, complete transmission failure.
What to Look For:
- Test the transmission during a test drive: Pay attention to how the vehicle shifts between gears. Ensure that the shifts are smooth and without hesitation or jolting.
- Listen for unusual noises: Any grinding, whining, or slipping sounds during acceleration or deceleration should be addressed immediately by a mechanic.
- Overheating concerns: If you're considering a used Yukon XL, ask the seller if any transmission fluid flushes or temperature-related issues have been addressed, especially if the vehicle has been used for towing.
2. Electrical System and Infotainment Glitches
Modern GMC Yukon XL models come with a wealth of technology, including an advanced infotainment system, numerous driver-assist features, and digital displays. However, the electrical systems and infotainment tech have been a source of frustration for some owners.
Common Issues:
- Infotainment freezes or crashes: The GMC infotainment system, while generally easy to use, has occasionally been known to freeze or crash. In some cases, the screen goes black or the system fails to respond to touch input, requiring a restart or a software update.
- Bluetooth connectivity issues: Owners have also reported problems with Bluetooth connections dropping intermittently or failing to connect with smartphones and other devices.
- Electrical component malfunctions: The Yukon XL’s advanced driver assistance features, like adaptive cruise control or lane-keeping assist, can sometimes experience issues due to faulty sensors or electrical wiring.
What to Look For:
- Test the infotainment system: Ensure that the touchscreen is responsive and functions properly. Test the Bluetooth connection with a smartphone and check that all the features, including voice recognition, work without issue.
- Check for any warning lights: During your test drive, pay attention to any malfunctions in the dashboard or warning lights related to safety features like forward collision warning, automatic emergency braking, or lane departure warnings.
3. Suspension and Steering Problems
The GMC Yukon XL is a large, heavy vehicle, and the suspension system plays a vital role in providing comfort and stability. While the suspension is generally solid, some owners have experienced issues with both the air suspension system (optional) and the conventional suspension setup.
Common Symptoms:
- Sagging air suspension: For models equipped with air suspension, some owners have noticed sagging in the rear end of the vehicle when carrying heavy loads or towing. This could point to a failing airbag or compressor.
- Noises and rough ride: Owners have also reported hearing clunking noises when turning or driving over bumps, which can indicate worn-out bushings, struts, or shocks.
- Steering concerns: Some have found the steering to be imprecise or overly sensitive, especially at highway speeds, which may be due to alignment issues or power steering system faults.
What to Look For:
- Test the suspension: Listen for any clunking or rattling noises during a test drive. Pay close attention to how the vehicle handles bumps and sharp turns. A smooth ride with minimal noise is expected.
- Check for sagging: If you're looking at an air suspension model, check the rear end for any sagging when fully loaded or after towing. Ensure that the air suspension inflates correctly when the vehicle is started.
- Steering checks: During the test drive, assess how the steering responds. If you notice any difficulty with turning or the steering feels off-center, it might indicate alignment or suspension issues.
4. Engine Overheating and Cooling System Problems
While the engines in the Yukon XL are generally robust, some owners have reported issues with the cooling system, particularly in models with the 5.3L or 6.2L V8 engines.
Common Symptoms:
- Engine overheating: On rare occasions, the engine can overheat, especially during heavy towing or driving in extreme conditions. This could be due to a malfunctioning thermostat, water pump, or radiator.
- Coolant leaks: Some owners have noticed coolant leaks, which can lead to overheating if not addressed promptly. A leaky radiator hose or coolant reservoir can lead to engine damage over time if the coolant level drops too low.
- Heater core problems: There have been a few reports of heater core failures, where drivers experience inconsistent cabin heating or a foul smell in the cabin, which can indicate a failing heater core.
What to Look For:
- Monitor the temperature gauge: During a test drive, keep an eye on the engine temperature. If the gauge rises into the red zone, it could indicate an overheating problem that needs to be addressed.
- Check for coolant leaks: Inspect the vehicle's undercarriage for any visible coolant spots or stains. Ask the seller if there have been any recent repairs related to the cooling system.
- Test the heater: Ensure that the cabin heater functions properly during the test drive, providing consistent warmth without any unusual smells.
5. Braking System Issues
Some GMC Yukon XL owners have reported problems with the braking system, particularly related to premature brake wear and the performance of the anti-lock braking system (ABS).
Common Issues:
- Premature brake pad wear: A number of owners have noticed that the brake pads wear out more quickly than expected, which could result in squealing noises or reduced braking efficiency.
- ABS issues: In some cases, the ABS system can malfunction, causing the ABS warning light to illuminate. This can affect the car’s braking performance, especially in slippery conditions.
- Vibration or pulsation: A pulsating brake pedal while braking is another issue reported by some owners, which could indicate warped brake rotors or problems with the brake system.
What to Look For:
- Brake inspection: During a test drive, listen for any unusual squealing or grinding sounds from the brakes. Pay attention to the responsiveness of the brake pedal. If it feels soft or unresponsive, there may be issues with the brake fluid or pads.
- ABS check: Ensure that the ABS light turns off after starting the vehicle and doesn’t come on during the test drive. If it does, the ABS system may need attention.
- Pulsating pedal: While testing the brakes, pay attention to any pulsing or vibration, as this could indicate worn brake rotors or other braking system issues.
6. Fuel Economy Concerns
Given its size and engine power, the GMC Yukon XL is not the most fuel-efficient vehicle in its class, but some owners have reported fuel economy falling short of expectations.
Common Issues:
- Below-average fuel economy: Drivers often report fuel consumption being higher than expected, especially with the 6.2L engine, which is more power-hungry than the base 5.3L.
- Fuel system issues: Some owners have also noted fuel system problems, such as clogged fuel injectors, which can lead to poor fuel efficiency and rough idling.
What to Look For:
- Monitor fuel consumption: During a test drive, keep an eye on how much fuel the vehicle consumes. Compare the driving range with the manufacturer’s estimates for your model.
- Check for any performance drops: If the car feels sluggish or the engine runs rough, this could indicate a fuel system problem.
What to Look for When Buying a GMC Yukon XL (2020-Present)
The GMC Yukon XL is a large investment, so it’s essential to inspect it carefully before purchasing a used model. Here’s what to keep in mind:
- Service History: Always ask for the vehicle’s full service history, ensuring that major repairs and regular maintenance have been carried out. Pay particular attention to any work on the transmission, suspension, and cooling system.
- Test the Technology: Since the Yukon XL comes with advanced technology, make sure all the infotainment, safety features, and electrical systems are working properly. Check the status of the infotainment system, Bluetooth connectivity, and driver-assistance features.
- Mileage: While the Yukon XL is a robust vehicle, higher-mileage models may exhibit more wear and tear, especially in critical systems like the transmission or suspension. Consider a model with lower mileage if possible.
- Check for Towing Equipment: If you plan to tow, verify that the vehicle has been equipped with the proper towing package. Look for signs of heavy towing, which could impact the condition of the transmission or suspension.
How Expensive is It to Own a GMC Yukon XL (2020-Present)?
The GMC Yukon XL is a premium, full-size SUV, and ownership costs reflect this. Here’s an overview:
- Fuel Costs: With an average fuel economy ranging from 14-16 mpg in the city and 19-23 mpg on the highway (depending on the engine), fuel costs are substantial. If you plan to drive extensively or do a lot of towing, this could add up quickly.
- Maintenance: Regular servicing is relatively affordable, but major repairs, particularly to the transmission or suspension, can be costly. Expect to pay higher repair bills if any of the common issues listed above occur.
- Insurance: As a full-size SUV, the Yukon XL falls into a higher insurance bracket. Rates can vary depending on your location, driving record, and other factors, but generally, insurance for a Yukon XL can be more expensive than for smaller vehicles.
- Depreciation: Like most large SUVs, the Yukon XL experiences significant depreciation in the first few years. However, because it’s a premium vehicle, it may retain more value compared to other full-size SUVs.
Better Alternatives to the GMC Yukon XL (2020-Present)
If you’re considering a full-size SUV but are unsure if the GMC Yukon XL is the best choice, here are a few alternatives worth considering:
- Chevrolet Tahoe (2020-Present): The Tahoe shares many similarities with the Yukon XL, but it often comes at a slightly lower price point.
- Ford Expedition (2020-Present): Offers great towing capacity, a smooth ride, and plenty of interior space, with fewer reports of transmission issues than the Yukon XL.
- Toyota Sequoia (2020-Present): Known for its legendary reliability, the Sequoia is a solid alternative for those seeking long-term durability.
- Nissan Armada (2020-Present): Another full-size SUV that competes in the same segment as the Yukon XL but is known for better fuel efficiency and a more straightforward design.
- Lincoln Navigator (2020-Present): If you’re looking for something more luxurious, the Lincoln Navigator offers top-tier comfort and technology, albeit at a higher price point.
Conclusion
The GMC Yukon XL (2020-Present) is an excellent choice for those needing a large, capable SUV with plenty of space and power. However, it’s essential to be aware of the common issues related to its transmission, electrical system, suspension, and engine. By paying attention to these potential problems, performing a thorough inspection before purchasing, and factoring in the cost of ownership, you can make an informed decision when considering the Yukon XL. Alternatively, if you’re open to other options, the Ford Expedition, Chevrolet Tahoe, or Toyota Sequoia might provide similar performance and reliability with fewer headaches.