Pontiac Grand Prix 1997–1998 — technical service bulletin
Bulletin 731509A · NHTSA communication 609583 · issued Jul 1, 1998
Technical service bulletin
communication type
Visibility
component
1997–1998
model years
2
vehicle entries
Official summary
An itermittent type hiss noise canbe heard at the a pillar or mirror area. This condition may be due to air turbulence around the mirror styling hole causing the outer belt seal to vibrate. Yd
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.