behind dash is a small switch with a small hose hooked to it It may be a vacuum leak on the hose the problem can be the switch gone bad
loose wire or most likely ignition module
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Clogged oil passage, perhaps in the filter.
The bearing in the water pump has failed and the water pump will need replaced.
The causes include low coolant, inoperative radiator fan, serpentine belt, water pump, head gasket.
The Cherokee Laredo usually has an electromagnet in the relay box to close or open the circuit in the fuel pump relay. When it is faulty, it will make more attempts to click on or off and that repetitive process causes the annoying clicking sound.
Causes include failing fuel pump or engine cam/crankshaft sensors.
car cuts off
fire=hot
Perhaps freon leak -- bring to shop to get pressure readings.
Possible causes include a blown fuse(s) or a failed radio.
that usually indicates a vacuum leak which causes the system to go into default mode, which is defrost.