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Old 11-17-2018, 08:24 AM   #7
Rock-It Man
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Drives: 2023 Camaro ZL1 A10
Join Date: Jul 2010
Location: MA
Posts: 4,043
Quote:
Originally Posted by thescreensavers View Post
Newer V8s 2019+ should be coming with the new M1 Dexos2 oil, older ones came with Dexos1 spec oil.
Quote:
Originally Posted by Bongos2U View Post
This is from the 2018 Camaro Owners manual:

Recommended Fluids, Lubricants, and Parts:

Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended.

Viscosity Grade: Use SAE 5W-30 viscosity grade engine oil.
I wonder why the change.

My 2010 Gen5 came with Mobil1 and has a Mobil1 logo on the oil fill cap. Mobil1 is rated dexos2. In later years (not sure when), GM downgraded the Camaro V8 to dexos1. This seemed odd to me.

Now they are back to dexos2. What did they learn?
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