This is a Technical Journal: Service Campaign S49792 Volvo has identified that certain vehicles may have been manufactured with axle shaft boots that are out of specification. This can result in water and dirt ingress into the axle shaft boot and grease leakage over time. The corrective action is to replace both rear axle shafts according to Volvo Information and Diagnostics for Aftersales (VIDA) VCC-370372-5
