EcoTec3 5.3L V8: Worth Owning Or Disaster Waiting To Happen?
The L83 arrived in 2014 as General Motors' workhorse EcoTec3 5.3L V8, promising more power and better fuel economy than the older versions of the 5.3-liter that was used in the Chevrolet Silverado, GMC Yukon and other select GM full-size truck and SUV …