The Ecotec3 L83 is a light truck version of the fifth-generation small block Chevy engine. It is found in the 2014-2019 Silverado 1500 and GMC Sierra 1500 pick-ups as well as the 2015-2019 ...
These are all known issues now, and owners on Chevrolet forums actively share work-arounds and required maintenance tips. With almost a million L83 engines on the road at one time, Chevrolet would ...