How Does Cylinder Deactivation Save Fuel? Towing a big trailer up Davis Dam may require a big, burly V-8 engine, while cruising along a level freeway when that same truck is empty barely requires a ...
How does cylinder deactivation work? When not needed, the system shuts down fuel supply to the cylinders not being used and closes the valves. There are two ways to accomplish this: 1) rocker arm ...
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Which GM engines skip AFM? Here’s the list
Shoppers who care about long-term reliability increasingly want to know which General Motors engines avoid Active Fuel Management, the cylinder deactivation system that has drawn scrutiny from some ...
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