The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post

**MJN** · 12-15-2003, 04:57 PM

I replaced the rear end oil in our '94 Jimmy and it has a locking differential in it and the Moblil 1 synthetic hasn't hurt it one bit, made sure to get the GM additive too.

12-15-2003, 04:57 PM	#14
MJN Registered User Join Date: Feb 2000 Location: Maquoketa, Ia/ Orr, Mn Posts: 3,095	I replaced the rear end oil in our '94 Jimmy and it has a locking differential in it and the Moblil 1 synthetic hasn't hurt it one bit, made sure to get the GM additive too.