This is a common issue on 97-01 Cherokees. It is a problem with the connections at the back of the instrument cluster. There is no other problems with the Jeep. It often goes away by itself, if not you can whack the top of the dash with your hand.
Here is the real fix, remove the cluster and clean the connections. The Wrangler is similar to the Cherokee - Fix your TJ's dead gauges (write-up) - JeepForum.com
A new Gallup opinion poll shows the NRA, at 58% approval, has a higher approval rating than either Hillary Clinton or Barack Obama.
Progressive Liberalism: Bringing you new Healthcare ideas so wonderful, they have to include mandatory participation ...
Originally Posted by Ronald W. Reagan: Government is not the solution to our problems; Government is the problem.