One problem related to automatic transmission torque converter has been reported for the 1998 Chevrolet S10. The most recently reported issues are listed below.
While driving, transmission will shift hard from 1st to 2nd gear. Hard parts in transmission replaced twice, problem reoccurred. Consumer states that the hard shift only occurs when vehicle is driven more than 1 hour when transmission is hot. Dealer replaced the torque converter, however problem came back 2 days later, dealer then replaced the valve body.