Volvo S40 2004 — technical service bulletin
Bulletin 5204 · NHTSA communication 10008969 · issued Jun 30, 2004
Technical service bulletin
communication type
Service Brakes, Hydraulic
component
2004
model years
2
vehicle entries
Official summary
The vacuum valve/hose assembly may not meet certain manufacturer's specifications which could cause a vacuum leak. Service campaign 137 brake vacuum valve/hose assembly inspect/replace. *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.