Quote:
Originally Posted by lamp210
hello everyone i have been reading all these posts about the tranny fluid so with that said, i have a new 2023 zl1 with 2000 miles on it ok it shifted pretty well with the oem fluid in there but i changed all three fluids read diff motor and tranny so in the tranny i went with the termec HP-MTF and it seems to be worse as far as being notchy and hard to get in 1st 2nd when cold i live in a colder climate (upper northern Michigan)i dose seem to get better when fully warmed up bit it takes along time to get there i am thinking on trying amsoil as i have had good luck with it in other applications. just my 2cents.
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yep the HP-MTF is a thicker spec than Dexron III/GM manual transmission oil. Will not be as easy to shift in cold weather. I would switch back unless you're running your car at the track.