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Old 05-23-2018, 03:15 PM   #8
z28lt1
 
Drives: 2014 ZL1
Join Date: Apr 2013
Location: Northern Virginia
Posts: 289
Quote:
Originally Posted by Zl1dad View Post
I have read the procedure and it's not just a drain and fill. It involves driving to warm, figure 8, drain, fill drive , figure 8s, drain drive fill.... Kinda seems like a pita. This may also be different for a Zl1.

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That's the procedure from a TSB where there is noise on cold turns from the diff. That TSB specifically states a regular maintenance change does not require any of that.
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