If you desire a diagnostic to determine exactly why there is no cabin heat, please request a non
functioning cabin heater diagnostic and the responding mechanic will come right to your location and get this resolved for you promptly.
If the
cabin heater is not
functioning, the most common causes of no
cabin heat include malfunctioning blend door (s)(part of the in - dash ventilation network), a faulty or stuck
heater control valve, a plugged
heater core, stuck open engine cooling...