One problem related to brake antilock control unit/module has been reported for the 1997 Jeep Wrangler. The most recently reported issues are listed below.
On a maintained dirt county road the brakes on my 1997 Jeep Wrangler failed to stop my car causing a rear end collision with another car. I could feel the pulsing of the abs brakes but the car refused to slow down,it pulled me into the car infront of me.