jaguars blow, the ac is making the cool air. turn it off, to stop cool the cool air.
The back fan only works with the heating system. It only helps to blow around air when in cooling mode. In other words, it doesn't have a A/C coil like the front. Hope that helps
Have you checked the heater core? It's happened to me before.
It could be that you need coolant or it's low.
it has a partially clogged heater core.replace the heater core
if this system uses dex-cool flush the system
Your air conditioning unit might need recharged with freon. If there is not enough freon in the system the system will not cool the air in the heat of the day but when the outside temperature drops in the evening it might be easier to cool.
Check your fuses.At first
vacuum leak the vacuum reservoir is below the left head light, check the hoses
1. Blow up the compressor.. 2. Blow out the front seal... 3. Blow out the accumulator bag... 4. Blow out an a/c line..
One cause could be a failed temperature blend door actuator motor - see "Related Questions" for an in-depth discussion on this common failure point.
replace front heater corefront and rear have independent heater cores