Every pickup truckbrand has its claims to fame, but when it comes to their engines, only a few ever reach legendary status. These are the ones that quietly outlast trends, hauling and towing their way ...

While some owners report 2026 GMC Sierra issues, Scott Graves found a win. After 1,700 miles and a Range module install to kill the "stupid" auto-stop, his 5.3L engine is delivering surprising highway ...

One GM driver just cracked the code on the 5.3L V8’s thirst for lubricant. By bypassing factory fuel-management tech and ...

Chevrolet vehicles can be hit-or-miss with their design problems. This has led to a number of models sporting problematic ...

Troubleshooting oil pressure problems on a 5.3L Chevy Suburban. Follow the diagnostic process to uncover the possible causes, ...

In yesterday’s post of the fuel economy figures of the 2016 Ford F-150, we also stumbled across some puzzling information for the 2016 Chevrolet Silverado 1500. In looking at the official EPA numbers, ...

A lawsuit against GM that alleges excessive engine oil consumption in the automaker’s 5.3L V8 engine has been allowed to continue in an Oklahoma federal court after the judge overseeing the lawsuit ...

A recent class action lawsuit filed in the U.S. District Court in Ohio claims General Motors‘ 5.3-liter LC9 V8 engine burns high amounts of oil and has other design flaws that could lead to engine ...

The past couple of show seasons we've noticed more than a few classic trucks with a late-model Chevy 5.3L LS engines between the fenders, which got us talking with their owners about the switch to a ...

Among the advantages of these engines are factory aluminum heads, lightweight composite intakes and in some cases aluminum blocks. Many, such as the 5.3L (RPO LM7) have a cast-iron block with aluminum ...