Pontiac Grand AM 1992 — technical service bulletin
Bulletin 921071A · NHTSA communication 39634 · issued Jan 1, 1993
Technical service bulletin
communication type
Visibility
component
1992
model years
1
vehicle entries
Official summary
Front door manual windows hard to cycle/roll/seal. *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.