One problem related to transmission noise has been reported for the 2003 Mitsubishi Expo. The most recently reported issues are listed below.
The contact owns a 2003 Mitsubishi Expo. While driving 35 mph, the contact heard a winding noise for approximately one month. While backing out of the driveway, he still heard the winding noise followed by a thunk. The reverse gear failed. The vehicle was placed into drive and parked. The vehicle was repaired with a new transmission kit, which lasted approximately 2. 5 years. While driving approximately 35 mph, the drive and reverse gears functioned properly. The VIN was not included in NHTSA campaign id number 98v168000 (power train:automatic transmission). The current mileage was 115,000 and failure mileage was 108,000. Updated 07/08/08. Updated.