Improper Temperature Output From HVAC on Mercedes-Benz 350SD

One or more blend door vacuum actuators may fail resulting in the incorrect output temperature from the HVAC system. Failed actuators will require replacement to restore proper HVAC operation.

RepairPal Verified
Average mileage: (–)
1 model year affected: 1991
1 person reported this problem
0 people shared problem details
Related Items:
One or more door windows may stop working due to a failed window regulator. Replacement of the...
engine won't stop running even though the key is out.
Other than a defective motor, a bad switch or blower motor resistor assembly can cause an inope...
it looked like a couple of wires why would the fire start there it was like under the brake flu...

Related Content