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Re: Noisy 6.0 Powerstroke on start up
Posted to HD/Fleet Forum on 1/10/2022 4 Replies

That sounded pretty awful to me too If mine sounded like that I'd be worried. What oil are you running?

My cold weather starting has been so much better since switching to Rotella T6 5W40 and tossing in a couple of bottles of Rev-X with each oil change.

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