Cadillac CTS Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
7707478) - 2015 - crc - 10/1/14
Service and Maintenance 11-13
Recommended Fluids, Lubricants, and Parts
Recommended Fluids and Lubricants
Usage Fluid/Lubricant
Engine Oil Use only engine oil meeting the dexos1™ specification of the proper SAE
viscosity grade. Look for the dexos1 approved logo for GM approved
engine oil. See Engine Oil on page 10-10.
Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL
®
Coolant.
See Engine Coolant on page 10-18.
Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19299818, in
Canada 19299819).
Windshield Washer Automotive windshield washer fluid that meets regional freeze protection
requirements.
6-Speed Automatic Transmission (w/
2.0L L4 and 3.6L LFX AWD Engines)
DEXRON
®
-VI Automatic Transmission Fluid.
8-Speed Automatic Transmission (w/
3.6L LFX RWD and 3.6L LF3
Engines)
ATF-WS Automatic Transmission Fluid (GM Part No. 88863400, in
Canada 88863401).
Transfer Case (All-Wheel Drive) Transfer Case Fluid (GM Part No. 88861950, in Canada 88861951).
Rear Axle (Non-Limited Slip
Differential)
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88863089, in
Canada 88863090) meeting GM Specification 9986285.
