Failed Digital Heater Control Valve May Cause Poor Heat Output on Mercedes-Benz E550

A failed digital heater control valve can cause a lack of heat output from the climate control system.

RepairPal Verified
Average mileage: (–)
4 model years affected: 2007, 2008, 2009, 2010
4 people reported this problem
0 people shared problem details
Related Items:
The relay which turns the airmatic suspension pump on may fail causing the pump to run continu...
CAR TO LOW. The repair shop replaced the compressor and relay that was burnt out on first trip....
The ESP and BAS warning lights may illuminate due to a failed brake light switch. Replacement o...
Vehicles equipped with a 7-speed automatic transmission may develop a rough shifting condition...
Lack of audio or cell phone functionality may be related to the failure of the audio gateway mo...

Related Content