One problem related to tire valve has been reported for the 1997 Ford Explorer. The most recently reported issues are listed below.
The dealer replaced faulty firestone tires with new ones but the tire valves on two tires were replaced due to leaks caused by improperly installed tire valve resulting in loss of tire pressure, the consumer had to return to the dealer on four occasions for this problem (firestone wilderness at, p235/75r15, dot vdhl). Nlm.