i have this 2000 jeep cherokee v8 the problem that i have is that the cluster goes crazy like check engine lights goes on the RPM drop also a key lights up on the cluster.also when to turn the key it will fire right up and then it will shut down . i will do that for some minutes and will start up and then the key will not blink on the cluster .could some one help me with this problem thank you

 

Might find an answer faster in the grand cherokee site cherokees dont have a v-8 from factory.