In production since 2018, the 2.7-liter turbo inline-four engine referred to as L3B has been hit with a customer satisfaction program. As it happens, a handful of engines may feature cracked blocks.

Under the General Motors Cylinder Set Strategy, the biggest of the Big Three in Detroit rolled out no fewer than three engines. The list begins with the L3T inline-three turbo of the Chevrolet ...

Which fuel type is recommended for the TurboMax engine that's found in GM's midsize and full-size pickup trucks, including the Chevrolet Colorado?