Engine options have included the 2.5L I4 XLD25 turbodiesel Duramax and 2.8L I4 XLD28 turbodiesel Duramax, as well as the 3.6L V6 LY7 gasoline engine.

In 1978, Chevrolet released the 90-degree V6 engine as a scaled-down version of its small block V8. At 200 cubic inches of displacement (CID) or 3.3 liters, this V6 was nearly identical to the ...