It promised better power, reliability, and fuel economy. Sadly, though, virtually none of those promises were delivered. Most ...

The 2025 Chevy Silverado 1500 has the most complaints related to engine problems. Drivers shared that the engine was prone to surging, then experienced reduced power as their trucks entered limp mode.

Chevy's small-block Vortec heads can be an engine builder's secret weapon, thanks to the improved flow and potential for ...

Chevy's LT1 and LT2 engines are both V8s, but the LT2 has several changes such as a dry sump system and redesigned exhaust.

GM just wiped internal references to a rumored LS6 V8 and 2027 C8 Grand Sport, but leaks, RPO codes and audio clips all point ...

GM Authority poll shows owners overwhelmingly want thicker 5W-30 or 0W-40 oil for next-gen V8s, citing durability over thin ...

GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

A new screenshot reportedly said to originate from General Motors’ internal dealer system points to the 2027 Corvette ...

This 2023 Chevy Silverado owner wants to upgrade to the 2026 5.3L. The 5.3L V8 is a legend, but rumors of persistent lifter ...

A recently filed patent details a new GM cylinder deactivation system that appears to be heading to the next-gen V8 engines ...