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October 30, 2009 Service bulletin

Volvo: differential electronic module (DEM) software for booming in 3RD row seat

Volvo technical service bulletin RTJ-21762 for 2009-2010 Volvo XC90.

Bulletin number
RTJ-21762
Component
Engine and engine cooling: engine
Summary
Volvo: differential electronic module (dem) software for booming in 3rd row seat. A booming pulsation may be felt or heard in the 3rd row seats when the vehicle is stopped in drive, with the brake applied, and the engine at idle.

Owners of these vehicles have filed 2 complaints in the engine category.

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