Cadillac CTS/CTS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
11349156) - 2018 - CRC - 5/9/17
344
SERVICE AND MAINTENANCE
Usage
Fluid/Lubricant
Rear Axle (Limited-Slip Differential)
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88862624, in
Canada 88862625) meeting GM Specification 9986290.
Rear Axle (Non-Limited Slip
Differential)
SAE 75W-90 Synthetic Axle Lubricant (GM Part No. 88863089, in
Canada 88863090) meeting GM Specification 9986285.
Transfer Case (All-Wheel Drive)
Transfer Case Fluid (GM Part No. 88861950, in Canada 88861951).
Weatherstrip Conditioning
Weatherstrip Lubricant (GM Part No. 3634770, in Canada 10953518) or
Dielectric Silicone Grease (GM Part No. 12345579, in Canada 10953481).
Windshield Washer
Automotive windshield washer fluid that meets regional freeze protection
requirements.
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part
GM Part Number
ACDelco Part Number
Engine Air Cleaner/Filter
2.0L L4 Engine
20857930
A3178C
3.6L V6 Engine (LGX)
20857930
A3178C
3.6L V6 Engine (LF3)
22844634
A3185C
6.2L V8 Engine (V-Series)
22935844
A3203C