While the 5.3L LS4 V8 was the first car engine to feature Active Fuel Management (cylinder deactivation) technology, it was not Flex Fuel capable and did not have variable valve timing. As mentioned, ...

The Chevy 5.3 liter Gen III engine was installed in thousands of pickups and vans from 1999 through 2007. The majority of them were the RPO LM7 / VIN T engine with the cast iron block, but there were ...

General Motors introduced the 5.3-liter Vortec V8 back in 1999 and kept it in production for 15 years. Over that time, it became one of the most popular small-block engines in GM's lineup, offering ...

General Motors introduced the LS4 engine in 2004, but what cars had it under the hood? Here are the models and how much ...

Over the past year, we assembled two very mild small-blocks aimed at the typical hot-rodder looking for a solid street engine built on a budget. Once both engines were assembled, HOT ROD editor John ...

Following the 597,630-vehicle recall from April 2025, the Detroit-based automaker may be required to recall another 286,051 ...