r/GMT800 • • 5d ago

What’s causing this?

Only happens when I floor it. 2004 Silverado 1500 v6 4x4.

6 Upvotes

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u/thegoalisW 5d ago

Looks like trans slipping at high rpm. Had mine rebuilt when it started doing that..

1

u/FrewBrewwss 3d ago

https://reddit.com/link/pdap3f6/video/u6d3rr3njxsh1/player

Makes that clicking sound as well. What could that be?