On certain heavy duty class 8 trucks, the forward and/or rear drive axle upper axle seat can break allowing the axle to shift out of alignment.
Risk and remedy
Risk
This could result in a loss of axle stability increasing the risk of a crash.
Remedy
Dealers will inspect the upper axle seat for a certain date code that IS stamped on the part, and those axles will be replaced. owner notification began march 15, 2002. owners who take their vehicles to an authorized dealer on an agreed upon service date and do not receive the free remedy within a reasonable time should contact volvo trucks at 1-800-528-6586.
Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.
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