The 5 Best 5.3 EcoTec3 Performance Upgrades Guide
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The 5 Best 5.3 EcoTec3 Performance Upgrades Guide

Chevrolet first released the 5.3 EcoTec3 V8 engine in 2014. In the near-decade since then, it has stayed as one of their most popular power plants in the SIlverado lineup. Depending on the model and fuel used, it produces 355-380 horsepower and 383-416 lb-ft of torque. Yet, for those looking to get even more out…

How to Delete or Disable Active Fuel Management (AFM)
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How to Delete or Disable Active Fuel Management (AFM)

AFM or active fuel management is a GM/Chevy technology meant to improve gas mileage. AFM works by deactivating half of the engines cylinders under certain circumstances to reduce fuel usage. It essentially turns your V8 engine into a V4 which saves fuel. GM claims fuel improvements ranging from 5%-15% depending on the engine. So why…

The 5 Most Common Chevy EcoTec3 5.3L Engine Problems
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The 5 Most Common Chevy EcoTec3 5.3L Engine Problems

After a strong 30+ year run for the Chevy Vortec engine family, the Vortec was replaced with the new EcoTec3 engine line. Plagued by oil consumption issues and active fuel management problems, the Vortec engines were retired in 2013. Introduced in 2014 the EcoTec3 engine family featured 4.3L, 5.3L, and 6.2L engine variations throughout the Silverado,…