Cant find whats causing this sound on cold starts sometimes

[badsoundingduramax]

on cold start sometimes sounds like this

after warm up its still there but not as loud like this

 

[gemarsh]

Welcome.

What year. And how often. There are no cel?

 

[badsoundingduramax]

2021 Silverado 1500, lm2. no cel. pretty much every time i cold start the engine.
kinda sounds like a bearing or pulley going out or something to me but i have no idea tbh. trying to schedule with dealership service soon

 

[BoostN]

How many miles? Doesn't sound great, but keep us updated on what the dealer says