Mazda B-Series Truck 1998–2004 — technical service bulletin
Bulletin 0300303 · NHTSA communication 10005530 · issued Jun 21, 2004
Technical service bulletin
communication type
Power Train
component
1998–2004
model years
7
vehicle entries
Official summary
4wd-b-series-thumping noise/bumping sensation accerlerating from a stop. *mn *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.