One problem related to transmission slip out of gear has been reported for the 1999 Buick Park Avenue. The most recently reported issues are listed below.
Vehicle was placed in the park position and it jumped out of gear, accelerating at high rate of speed, and crashing into another vehicle. Consumer has contacted the dealer. Please provide any further details.
| Transmission Failure problems | |
| Automatic Transmission problems | |
| Transmission Slip Out Of Gear problems | |
| Power Train problems |