Mazda Protege 1999–2000 — technical service bulletin
Bulletin 00600 · NHTSA communication 610554 · issued Mar 30, 2000
Technical service bulletin
communication type
Engine and Engine Cooling
component
1999–2000
model years
2
vehicle entries
Official summary
Some vehicles may experience an exhaust resonance noise at approximately 2200 - 2300 rpm. *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.