Heating & Ventilation - Body, Electrical & Interior Symptoms
Common symptoms and diagnostic guides.
Heat rarely very warm
Experiencing warm air from your car's HVAC system? Discover potential causes and DIY fixes for insufficient heat.
Heat only warms half car
Uneven heating where only one side of the car warms is typically due to HVAC blend door actuators, blocked heater core flow, or air/coolant distribution problems in the heater system.