2011 Volvo S80 Repair and Maintenance
A guide to problems, costs, maintenance and repair for your 2011 Volvo S80
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2011 Volvo S80 ProblemsReplacement of Breather Box,Oil Trap
at 103K the Car began a high pitched hum or squeal after the car warmed up. The squealing could be temporarily stopped by pressing the accelerator. The car was diagnosed as a cracked breather box, also known as, the flame trap, the oil trap. A small plastic box connected to the PCV System that has a plastic nipple that cracks and squeals form the oil pressure. The repair is difficult to get to and costs a lot in labor. My technician told me t...
2011 Volvo S80 RecallsAutomatic Transmission May Not Downshift Correctly
A computer software error may prevent the transmission from downshifting, such as shifting from fifth to fourth gear when coasting. This can result in decreased engine RPMs and possible engine stall, increasing the risk of a crash. Dealers will upgrade the software to the transmission control module to correct this concern. The Volvo recall number is 255.
The engine computer is programed to shut off the fuel system under certain conditions. The software has been determined to be too sensitive and may cause the engine to stall under normal driving conditions. This recall involves updating the software in the engine and transmission control modules to correct this condition.