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If you have any of these Chevy or GMC vehicles sitting out in your driveway right now, you might be impacted by the 2017 5.3 liter Chevy engine problems that we’re going to run through now. There are several variations of it, including the L83 EcoTec3 5.3L, the L8B EcoTec3 5.3L, and the L82 and L84 variations.įor its lineup of 2017 models, Chevy put the EcoTec3 5.3L engine into the following vehicles: The Chevy EcoTec3 5.3L engine that is included in many of today’s Chevy and GMC vehicles is a small-block V8 engine. The 2017 Vehicles With Chevy EcoTec 5.3-Liter Engines This includes the 2017 5.3 liter Chevy engine problems that we’re going to discuss today. But at the same time, they have also come with their own problems. To some degree, the Chevy EcoTec engines have succeeded in helping to eradicate the issues that existed in Vortec engines. These problems included issues like excessive oil consumption and issues with the active fuel management systems in these engines. This represented a big step in Chevy engines, because the Chevy EcoTec 3 engine lineup was meant to do away with some of the problems that plagued the Vortec engines. And it was designed to replace the Vortec engines that were used in Chevy and GMC vehicles prior to that point. It was a part of the EcoTec3 engine family that also consisted of 4.3L and 6.2L engine variations. The Chevy EcoTec3 5.3L engine was first introduced to the world back in 2014. It should show that Chevy had its heart in the right place when it developed it almost a decade ago.

The Story Behind the Chevy EcoTec 5.3-Liter Engineīefore we begin talking about all the different problems that exist with the Chevy EcoTec3 5.3L engine, we want to share the backstory of this particular engine with you.