Have you changed your oil lately? You can try adding 10/40 wt. oil the next time you change oil.
If it has two wires and two vacuum lines, then it is the purge solenoid and clicking is normal.
MOTOR FOR WIPERS
Yes.
Yes
more than likely your idle air control motor(IAC motor)is not responding properly causing the engine to stall
If a Jeep Grand Cherokee's air conditioner is not blowing any air it could mean that the blower motor has went out. Also the AC controls could be bad.
blower motor actuator needs to be replaced.
Just about all of the engine sensors could cause it to not run.
window motor
2
Location of clicking sound not stated but: My 95 S-10, 4.3L engine was clicking when it was running. Turned out to be the fan tapping against the fan shroud, motor mounts were wearing, causing fan to hit this shroud. This may be your problem but you didn't state what area of vehicle sound comes from.
It could be that the window motor has stopped working.