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2018 GMC Yukon
Vehicle Summary
The 2018 GMC Yukon is a versatile multipurpose passenger vehicle (MPV) featuring a powerful 5.3L V8 engine with 5300 CC displacement, capable of reaching a top speed of 113 MPH. This robust SUV seats up to eight passengers and offers advanced safety features such as Dynamic Brake Support, Lane Departure Warning, and Forward Collision Warning as standard. With a 4WD drive type and a 6-speed automatic transmission, it provides a reliable and smooth driving experience. Priced at $57,200, the Yukon is manufactured by General Motors in Arlington, Texas, ensuring American craftsmanship.
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2018 GMC Yukon
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Complete Specifications
Known Issues for This Vehicle
Engine oil consumption
Some users have reported excessive oil consumption in GM's L83 engines, which might require more frequent oil top-ups or checks.
Afm lifter failure
The Active Fuel Management (AFM) system can sometimes lead to lifter failure, causing engine noise and performance issues.
Carbon buildup
Direct injection engines like the L83 can experience carbon buildup on intake valves, which may affect performance and fuel efficiency over time.
Timing chain wear
Premature wear of the timing chain may occur, leading to noise and potential engine damage if not addressed.
Fuel injector issues
Problems with fuel injectors can lead to misfires or reduced engine performance, requiring cleaning or replacement.
Coolant leaks
Some owners have reported coolant leaks from hoses or the radiator, which can lead to overheating if not fixed.
Transmission shudder
Although not directly related to the engine, some GMC Yukon models have experienced transmission shudder, which might feel like engine problems.
