Fluid - Differential

FRONT AND REAR AXLE
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 89021677, in Canada 89021678) meeting GM Specification 9986115.

LIMITED SLIP DIFFERENTIAL
Limited Slip Differential Lubricant Additive GM P/N 1052358 (Canadian P/N 992694)