2014 CADILLAC XTS LFW/LF3 (XTS)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain noise on high mileage V6
• Turbo wastegate issues on LF3 twin-turbo variant in some climates

First checks

• Check synthetic oil condition and service history
• Inspect timing chain tension and guides on high mileage engines

Antes de cambiar piezas

• Save fault codes and freeze-frame data before clearing anything.
• Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
• Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

• The LF3 twin-turbo engine was available mainly in North America in the V-Sport trim, other markets may have only the LFW NA engine.
• Oil capacity and service practices may vary slightly depending on market variation and vehicle options.