Auto heating and air conditioning Auto Heating and Air Conditioning details the operation diagnosis and service for automotive heating ventilation and air conditioning systems. This comprehensive text contains detailed information on refrigeration heating and engine cooling system components; climate control electronics; refrigeration handling; and both manual and automatic temperature control systems. Auto Heating and Air Conditioning is a valuable resource for anyone who needs a thorough understanding of todays automotive heating and air conditioning systems including those preparing for ASE Certification Test A7 Heating and Air Conditioning.