One problem related to power train has been reported for the 2001 Buick Park Avenue. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2001 Buick Park Avenue based on all problems reported for the 2001 Park Avenue.
Consumer stated while the vehicle was in park it rolled backwards.
| Transmission Failure problems | |
| Automatic Transmission problems | |
| Power Train problems |