The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - Need Help - Grinding Noise After Rear Diff Fluid Change

Rich84 · 07-24-2012, 09:13 PM

If its limited slip you are supposed to add the additive..Some units don't like synthetic oil.
I think auburn for example says not to use it.
Posted via Mobile Device

07-24-2012, 09:13 PM	#4
Rich84 Registered User Join Date: Mar 2012 Location: Woodbury, Ct. Posts: 1,709	Re: Need Help - Grinding Noise After Rear Diff Fluid Change If its limited slip you are supposed to add the additive..Some units don't like synthetic oil. I think auburn for example says not to use it. Posted via Mobile Device