2015 CADILLAC CTS LFX/LTG (2G)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain wear on V6 engines
• Fuel pump issues on 2.0L turbo

First checks

• Timing chain noise
• Turbo boost leaks
• Oil leaks around valve covers

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

• 2015 model year marked the final year of the second generation CTS before 3rd gen introduction in late 2015.
• Engine availability and specifications vary by market; primarily North America but exported selectively to other regions.