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2019 Cadillac XTS Owners Manual - Recommended Fluids, Lubricants, and Parts



Recommended Fluids, Lubricants, and Parts

Recommended Fluids and Lubricants

Usage Fluid/Lubricant

Automatic Transmission DEXRON-VI Automatic Transmission Fluid.

Chassis Lubrication Chassis Lubricant (GM Part No. 12377985, in Canada 88901242) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Electronic Limited-Slip Differential (eLSD) Hydraulic Apply Fluid

GM Hydraulic Fluid (GM Part No. 88901975, in Canada 88901976).

Engine Coolant 50/50 mixture of clean, drinkable water and use only DEX-COOL Coolant. See Cooling System 0 250.

Engine Oil Engine oil meeting the dexos1 specification of the proper SAE viscosity grade. ACDelco dexos1 full synthetic is recommended. See Engine Oil 0 244.

Hood Latch Assembly, Secondary Latch, Pivots, Spring Anchor, and Release Pawl

Lubriplate Lubricant Aerosol (GM Part No. 89021668, in Canada 89021674) or lubricant meeting requirements of NLGI #2, Category LB or GC-LB.

Hydraulic Brake System DOT 3 Hydraulic Brake Fluid (GM Part No. 19353126, in Canada 19353127). Hydraulic Power Steering System DEXRON-VI Automatic Transmission Fluid.

Key Lock Cylinders, Hood, and Door Hinges

Multi-Purpose Lubricant, Superlube (GM Part No. 12346241, in Canada 10953474).

Rear Axle (Non-Limited-Slip Differential)

Rear Differential non-LSD Fluid (GM Part No. 88900401, in Canada 89021678).

SERVICE AND MAINTENANCE 333

Usage Fluid/Lubricant

Rear Axle (Limited-Slip Differential) Rear Differential LSD Fluid (GM Part No. 88862624, in Canada 88862625).

Add Limited Slip Additive (GM Part No. 88900330, in Canada 00992694). Transfer Case (All-Wheel Drive) Transfer Case Fluid (GM Part No. 19256084, in Canada 19256085).

Weatherstrip Conditioning Weatherstrip lubricant (GM Part No. 3634770, in Canada 10953518) or equivalent.

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

3.6L (LF3) 22989313 A3180C 3.6L (LFX) 20972655 A3175C

Engine Oil Filter 3.6L (LF3) 19330000 PF63E 3.6L (LFX) 19330000 PF63E

Passenger Compartment Air Filter 13356914 CF184

334 SERVICE AND MAINTENANCE

Part GM Part Number ACDelco Part Number

Spark Plugs

3.6L (LF3) 12662396 41-147 3.6L (LFX) 12622561 41-109

Wiper Blades Driver Side – 65 cm (25.6 in) 23368250 — Passenger Side – 45 cm (17.7 in) 23353587 —

Maintenance Records

After the scheduled services are performed, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. Retain all maintenance receipts.

Date Odometer Reading Serviced By Maintenance Stamp Services Performed


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