One problem related to loud engine noise has been reported for the 1997 Ford Ranger. The most recently reported issues are listed below.
The contact owns a 1997 Ford Ranger. While driving approximately 65 mph on normal road conditions, the check engine warning indicator illuminated on the instrument panel. The indicator remained lit until the engine was turned off. When the speed was reduced, the contact heard a loud noise coming from the rear of the vehicle. The vehicle was taken to an authorized dealer for diagnostic testing, but they were unable to duplicate the failure. On a separate occasion, the failure recurred. The vehicle was taken to a transmission shop for inspection and the transmission was re-built replaced. The failure mileage was 59,099 and the current mileage is 126,431. Updated 05/08/09 the engine light illuminated and the seat broke loose. Updated 05/12/09. Updated 06/09/09.