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1GT42WEY9KF247711
Vehicle Summary
The 2019 GMC Sierra HD Denali is a robust 4WD truck powered by a 6.6L Duramax V8 diesel engine. It comes equipped with advanced safety features such as Lane Departure Warning, Forward Collision Warning, and a standard Backup Camera. Built in Flint, Michigan, this Class 3 truck offers a luxurious yet powerful driving experience, complete with front and side airbags for enhanced safety.
Complete Specifications
Common Issues for This Vehicle
Brake fade
Hydraulic brake systems can experience brake fade due to overheating, especially during prolonged braking.
Fluid leaks
Hydraulic systems can develop leaks in the brake lines, master cylinder, or calipers, leading to reduced braking efficiency.
Soft brake pedal
Air in the hydraulic lines can cause a spongy or soft brake pedal, reducing braking performance.
Warped rotors
Heavy-duty trucks like the GMC Sierra HD are prone to warped brake rotors under heavy braking conditions, causing vibration and reduced braking effectiveness.
Injector issues
The L5P Duramax engine can experience fuel injector problems, leading to rough idling, poor fuel economy, and potential engine damage.
Turbocharger failures
V-shaped engines with turbochargers, like the L5P Duramax, can suffer from turbocharger failures due to high stress and heat, impacting engine performance.
Dpf clogging
Diesel engines with Diesel Particulate Filters (DPF) can have clogging issues, leading to reduced power and increased emissions.
Egr valve problems
Exhaust Gas Recirculation (EGR) valves can get clogged or fail, causing poor engine performance and increased emissions.
Cooling system issues
The V-shaped configuration can sometimes lead to uneven cooling, causing overheating in certain engine areas, especially under heavy loads.
Transmission problems
The Sierra HD, especially with powerful engines like the L5P Duramax, can experience transmission issues such as slipping, hard shifts, or overheating due to the high torque and load.
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