2007 CHEVROLET Cobalt L61/LM4 (J200)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Throttle body sensor issues
• Water pump leaks
• Ignition coil failures

First checks

• Inspect intake manifold gasket
• Check for transmission shift quality
• Monitor coolant levels

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 2007 Chevrolet Cobalt was mainly sold in North America; imported and other global markets had limited availability with some model variations.
• The SS trim used the LSJ supercharged engine producing 205 hp, while base trims used naturally aspirated 2.2L 4-cyl engines.