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    Auto Stop while in motion

    I tried shifting to neutral while in motion, yesterday. If I remember correctly it reengaged all the cylinders. Just like if I had touched the throttle. I guess I need to read up more often. I knew about the AFM but, I didn’t realize that it was different than DFM. I assumed GM just wanted to...
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    Auto Stop while in motion

    Hi. Thanks. I don’t have any pictures right now. I’ll try to upload those later. The tach does show 600-1,000 rpm when this happens though. It’s so quiet though. I think I’m going to have to put someone in the cargo area with the rear glass open and try to recreate the issue in an empty...
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    Auto Stop while in motion

    Hello everyone, First time posting on this or any other forum. I recently purchased (my wife’s vehicle) a 2021 GMC Yukon Denali with the 6.2 V8. It was a little sluggish for a 6.2 and so I wanted to free it up a little. My daily driver is a 2019 Silverado with the 6.2. So, I have an idea how...
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