The L8B is a powertrain system produced by General Motors for use in pickup trucks and SUVs. The system is based around the 5.3L L83 engine and two components: The 5.3L L83 V-8 engine is mated to a ...
Dynamic Fuel Management (DFM), otherwise known as Dynamic Skip Fire, is a General Motors engine technology that shuts down the engine’s cylinders to optimize power delivery and efficiency. DFM is an ...
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