2012 GMC Acadia Owner's Manual - Page 406

11-12 Service and Maintenance Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants Usage Engine Oil Engine Coolant Hydraulic Brake System Windshield Washer Hydraulic Power Steering System Automatic Transmission Fluid/Lubricant Use only engine oil licensed to the dexos1 specfication, or equivalent, of the proper SAE viscosity grade. ACDelco dexos1 Synthetic Blend is recommended. See Engine Oil on page 10‑8. 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Engine Coolant on page 10‑14. DOT 3 Hydraulic Brake Fluid (GM Part No. 88862806, in Canada 88862807). Optikleen® Washer Solvent. GM Power Steering Fluid (GM Part No. 89021184, in Canada 89021186). DEXRON®-VI Automatic Transmission Fluid. Carrier Assembly - Differential (Rear SAE 75W‐90 Synthetic Axle Lubricant (GM Part No. 89021677, in Drive Module) and Transfer Case Canada 89021678). (Power Transfer Unit) Key Lock Cylinders Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).