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.
Replace the blower motor AND the resistor at the same time!! The motor is drawing too much current over the resistor circuit!!...AND replace the Blower Motor Relay! It's cheap (about $12) and when you replace all 3 components at once, you should get many years of reliability out of the repair.