Is your key chipped? There is a microchip built into the key as a anti theft device.
Have the alternator checked. It happened to me, and I had to replace it.
a jeep Cherokee need 220 volts to run
Turn the AC on and the electric fan on the radiator should run.
Largest that you can run are 30" tires on the stock suspension but they will rub at full flex.
There is no afs on a cherokee, they run on a map sensor.
if your talking about the a/c it is the one closest to the dryer or the round cilnder that your a/c hoses run into.
You might want to check your park-neutral safety switch, if it is not engaged the starter will not run.
Unplug wires and run a hot from the battery to the hot on fan and a ground from the fan to the ground on the battery, this will test the fan.
no, on your computer youll see an ecm number on it, you have to match that number with a number on a new computer otherwise it wont run right.
TAke it to the dealer where they have the proper machines. That last answer really sucked, spoken like an union mechanic. Go to this link: http://www.justanswer.com/questions/1jjd3-2000-grand-cherokee-split
It can not be removed and have the engine still run.
You can not. The crankshaft position sensor is required to run the engine.