Car Problem Reports

Mercedes-Benz ML320 AC System Leaks/Bad Temperature Sensors May Cause Poor Cooling

Mercedes-Benz ML320 Problem
26 Reports
Me Too

Model Years Affected: 1998, 1999, 2000, 2001, 2002, 2003

Average Mileage: 125,871 mi (69,324 mi - 183,000 mi)


AC system leaks and/or a faulty evaporator temperature sensor can cause poor AC cooling. The failed sensor can prevent the AC compressor from coming on. Leaks cause a low refrigerant level, which reduces the ability to cool.

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