Buick Regal 1993 — technical service bulletin
Bulletin 98033 · NHTSA communication 603002 · issued Nov 10, 1998
Technical service bulletin
communication type
Engine and Engine Cooling
component
1993
model years
4
vehicle entries
Official summary
Evaporative emission canister purge solenoid vlave replacement and convertible only, prom replacement. *yc
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.