2008 CADILLAC XLR LS2 (XLR)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• LS2 cylinder head gasket leaks
• Cooling system overheating under high load

First checks

• Inspect cooling system hoses and radiator
• Check oil consumption and leaks

Before replacing parts

• 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

• 2008 model year was the final production year for Cadillac XLR, with mostly unchanged mechanicals from prior years.
• Primarily sold in North America, limited availability in Europe and Middle East markets.