Chevy and GMC Duramax Diesel Forum - View Single Post - L5P RPM surge during decel
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post #2 of (permalink) Old 07-29-2019, 08:54 PM Thread Starter
Join Date: Jul 2019
Posts: 4
Here is the video. Disregard the knocks you hear, those are due to phone movement. You can not hear the engine but you can see the RPM surge around 15 mph.

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