AC noise on 2006 QX56 on 2006 Infiniti QX56

air conditioning is making a clicking noise when its turned on

Asked by for the 2006 Infiniti QX56
It can make a click noise as the compressor engages at first; it can make a tick as the compressor cycles on and off. If you're hearing ticking continuously, or if the click is frequent, then you may have a low charge of refrigerant that could use testing.