Is the V8 lifter nightmare finally over? One 2026 Chevy Silverado owner dug into his VIN data and found the news every truck ...

The government is investigating dozens of new complaints about L87 V8s failing after a recall fix was supposed to resolve the ...

Quality issues related to the 3.0L I6 LZ0 turbodiesel Duramax are drawing more and more attention online, and in response, GM ...

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.

As GM Authority readers are likely aware, Dynamic Fuel Management (DFM) – GM’s second-generation cylinder deactivation technology that disables a vehicle’s cylinders in the name of fuel economy – is ...