Quote:
Originally Posted by arpad_m
The track prep guide used to be available from one's owner account at my.chevrolet.com, but now I can't even see my 2018 one online, the site has taken a dumpster dive overall after the recent redesign(s). This was such a useful document, describing proper break-in, brake burnishing, even some detailed suspension adjustment scenarios for the ZL1 1LE etc.
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Here ya go. PDF at the bottom
And yes it also refers to the 500 mi oil change. So yeah that's why the OP is getting recommendations for the 500mi change from us old-timers.