2019 CADILLAC ATS LFV (2.0L I4 Turbo)/LSJ (2.5L I4) (17)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain tensioner noise on 3.6L V6
• Oil consumption on turbo engines if maintenance neglected

First checks

• Inspect timing chain and guides on V6 versions
• Check turbocharger boost response and intake for leaks

Vor dem Teiletausch

• 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 Cadillac ATS ended production after the 2019 model year, with limited availability in some export markets.
• Engine and equipment vary by market, primarily sold in North America with some presence in Middle East and China.