Volvo V70XC 2001 — technical service bulletin
Bulletin 4460006 · NHTSA communication 620115 · issued Mar 1, 2001
Technical service bulletin
communication type
Power Train
component
2001
model years
1
vehicle entries
Official summary
Experiencing a whining noise from the final drive occurring at speeds up to 120 km/h (75 mph). The whining occurs when accelerating gently or when engine braking. The noise is heard at operating temperature but can also be heard when the final drive is cold. *tt
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.