The L83 5.3 liter: One of GM's most widely used engines, see what plagues this and other V8 engines that come in some of our favorite trucks and SUVs.
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, ...
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GM replaces 5.3 and 6.2 V8s with new engines making up to 481 hp in 2027 Silverado and Sierra
New-generation Small Block brings naturally aspirated 5.7- and 6.6-liter engines, dual injection and a redesigned lubrication system; Silverado 1500 will be able to tow up to 6.2 tons in certain confi ...
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