1998 Mercedes Benz S320 Repair Question

Topics covered: Heater, Blend door, Door.
Mileage: 159,000 miles.

Asked on December 16, 2012

Mercedes Benz S320 Heater Problem

Heater does not work only blows cold air from ac.What are the possible problems?

Asked by (pending member)

Replied on December 16, 2012

Defective thermostat, heater core clogged-up, heater control valve and air blend door stuck in the cold position

Answered by rasmataz
68 questions asked