General Motors GM Gasous Engine Engine
The General Motors GM Gasous Engine is a 3 L engine. It powers generator sets from Cummins/Onan, including the GGMA, GGMB and GGMC. It holds 4 L (1.1 gal) of oil and 11.4 L (3.0 gal) of coolant.
Engine specifications
| Oil capacity | 4.0 L |
|---|---|
| Coolant capacity | 11.4 L |
| Displacement | 3.0 L |