Chevrolet Corvette 1999 — technical service bulletin
Bulletin 990604029 · NHTSA communication 607565 · issued Aug 1, 1999
Technical service bulletin
communication type
Engine and Engine Cooling
component
1999
model years
1
vehicle entries
Official summary
Conditions with intermittent accessory drive rumble noise during garage shift and / or during parking lot type maneuvers. *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.