2009 CHEVROLET Cobalt L61/LE5 (GMX31)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Coolant leaks due to intake manifold gasket wear
• Ignition coil failures causing misfires
• Timing chain noise reported especially on higher mileage engines

First checks

• Inspect for coolant reservoir cracks and leaks
• Check ignition coils and spark plug condition
• Listen for unusual timing chain noise, check engine codes for misfire

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

• 2009 was one of the final model years for the Cobalt in the U.S. before replaced by the Chevrolet Cruze.
• Variations in engine availability may exist in export markets; primarily North America receives these engines.