Cadillac ATS Owner's Manual page 390

Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Usage
Engine Oil
Engine Coolant
Hydraulic Brake/Clutch System
Windshield Washer
Automatic Transmission
Manual Transmission (Except ATS-V) DEXRON
Manual Transmission (ATS-V)
Transfer Case (All-Wheel Drive)
Rear Axle (Non-Limited Slip
Differential)
Rear Axle (Limited Slip Differential)
Engine oil meeting the dexos1
grade. AC Delco dexos1 Synthetic Blend is recommended. See Engine Oil
0 301.
50/50 mixture of clean, drinkable water and use only DEX-COOL
See Engine Coolant 0 309.
DOT 3 Hydraulic Brake Fluid (GM Part No. 19299818, in
Canada 19299819).
Automotive windshield washer fluid that meets regional freeze protection
requirements.
®
DEXRON -HP Automatic Transmission Fluid (GM Part No. 19300536, in
Canada 19300537).
®
-VI Automatic Transmission Fluid.
Manual Transmission Fluid (GM Part No. 88861800, in Canada 88861801).
Transfer Case Fluid (GM Part No. 88861950, in Canada 88861951).
Gear DEXRON MTF 75W-90 (GM Part No. 88863089, in
Canada 88863090).
DEXRON LS Gear 75W-90 (GM Part No. 88862624, in
Canada 88862625).
Service and Maintenance
Fluid/Lubricant
specification of the proper SAE viscosity
389
®
Coolant.