The automatic transmission may develop shifting problems and/or the Check Engine Light may illuminate due to internal component failure and/or software issues. It is always best to be sure the transmission control module has the latest software installed when any major transmission repair is performed.
Car Problem Reports
Volvo S80 Transmission Shifting Issues Due to Internal Failure and Software Issues
Volvo S80 Problem
Drive Train Affected: w/o AWD
Average Mileage: 78,000 mi (31,000 mi - 125,000 mi)
The gear shift often gets stuck in the "park" position and will not budge.
Visitor, 2001 Volvo S80, w/o AWD, 125,000 mi
transmission light on and software issues