Owner's Manual
Page 296
... 12345579, in Canada 992694) where required. Chassis Lubricant (GM Part No. U.S. SAE 75W-90 Synthetic Axle Lubricant (GM Part No. Usage Rear Axle Rear Axle (Limited-Slip Differential) Chassis Lubrication Fluid/Lubricant SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 1052358, in Canada Part No. U.S. 12346293, in Canada 992723) or lubricant meeting...
... 12345579, in Canada 992694) where required. Chassis Lubricant (GM Part No. U.S. SAE 75W-90 Synthetic Axle Lubricant (GM Part No. Usage Rear Axle Rear Axle (Limited-Slip Differential) Chassis Lubrication Fluid/Lubricant SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 1052358, in Canada Part No. U.S. 12346293, in Canada 992723) or lubricant meeting...