Pontiac Grand Prix 1997 — technical service bulletin
Bulletin 738311 · NHTSA communication 51300 · issued Feb 1, 1997
Technical service bulletin
communication type
Unknown / Other
component
1997
model years
1
vehicle entries
Official summary
Popping/itch noise from i/p panel upper trim (defroster grill) or windshield area (replace i/p upper trim). *tw
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.