The Heater Blower is the fan unit controlled from the dashboard of your Mercedes Benz A Class vehicle which blows air through the vents into the cabin area. It is a maintenance free item, however the cabin filter which filters the incoming air it blows, needs to be regularly replaced.

The Heater Blower is the fan unit controlled from the dashboard of your vehicle which blows air through the vents into the cabin area. It is a maintenance free item, however the cabin filter which filters the incoming air it blows needs to be regularly replaced.

Bacteria build up in the vent system is also advisable to keep in check by. Periodic air vent cleaning is simple but effective by releasing a (air Bomb) cleansing canister in the cabin, to be sucked into the vents of your Mercedes Benz A Class.