2004 CHEVROLET Malibu LD9/L61 (MG2)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Intake manifold gasket leaks on 3.5L LD9
• Transmission fluid leaks in 4T65-E automatic

First checks

• Inspect intake manifold gasket for leaks
• Check automatic transmission fluid level and condition

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

• 3.1L L61 engine was phased out after 2004 model year in most markets.
• Malibu 2004 was primarily sold in North America; European and other markets had different engine options and availability.