Some medicines, tricyclic antidepressants and antimalarials can also cause darkening of your gums. The nastiest is the effect of acute necrotising periodontitis (sometimes known as trench mouth) which is advanced gum disease and the black colour is the result of dead tissue.
The average cost for a heater blower motor replacement is between $289 to $413. Labor costs are estimated between $119 to $151 while parts are priced between $170 to $262.Get a personalized estimate based on your location and specific car.Estimate does not include taxes and fees.abor costs are estimated between $119 to $151 while parts are priced between $170 to $262. Get a personalized estimate based on your location and specific car. Estimate does not include taxes and fees.
ECM blower motor replacement. I'm thinking about replacing the standard PSC induction blower motor in my gas furnace with one of the newer ECM replacement motors such as the Emerson 5540ET. The electric savings would be nice, but the primary reason I want to do it is to eliminate the hum that the current motor generates when it starts.