Mechanics

LIMITED SLIP REAR DIFF. OIL

2004 GMC Sonoma

2004 GMC Sonoma 6 cyl Four Wheel Drive Automatic 29300 miles

whats the best gear oil to use in this app. Owners manual gives a part number that auto part stores can" translate also can I add an additive?
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Jag306
August 18, 2010.




Yes, your going to have to add an additive because they really don't sell any gear oil specific for limited slip any more. The brand isn't important. Just go with the correct weight. Synthetic will be higher quality. Be sure to add the friction modifier additive.

Wrenchtech
Aug 18, 2010.
Thank you wrenchtech! Already done

Tiny
Jag306
Aug 20, 2010.
Your welcome
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Wrenchtech
Aug 20, 2010.

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