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Re: Active Fuel Management Deactivation
Posted to Tool & Equipment Forum on 2/28/2019

My truck, 2010 Silverado, gives a vibration, ever so slight when the AFM is engaged. It mimics an ac compressor that is vibrating. It drives me nuts. I usually run mine in manual 5, which keeps the truck running on all 8. The drop in fuel mileage isn't really... Login to read more.