October 30: LEMON manuals on a temporary server, it is slow and having issues, download the manuals you need! Later in November we will switch back to the fast server.
Fluid Type Specifications
CARRIER ASSEMBLY -- DIFFERENTIAL (REAR DRIVE MODULE) SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 89021677, in Canada 89021678) meeting GM Specification 9986115.