tach and spedo just go to zero and air bag light comes on . on 2001 Jeep Cherokee

this condition only lasts for 5 to 10 seconds and then they start working again.

Asked by for the 2001 Jeep Cherokee
This is most likely a problem with the cluster. Some times the cluster wiring connection in the back of the instrument panel needs to be addressed as well. It is a some what common problem with this vehicle.