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1989 Mercedes Benz 300se Repair Question


Topics covered: Heater, Heater core, Coolant.
Mileage: No information provided.

Asked on January 17, 2009

1989 Mercedes Benz 300se

Heater problem
1989 Mercedes Benz 300se 6 cyl Two Wheel Drive Automatic

Heat blows cold air even when temperture control is on maximum setting.
Avatar Asked by EFiredog

Answer

Replied on January 17, 2009

Check coolant level to ensure it is full. If this is okay, feel 2 heater core hoses to ensure both are warm. If only one is warm, this indicates a clog in the heater core.

Post results of inspections and I will follow up.

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Tiny Answered by bluelightnin6 (expert)
17,236 answers provided