Buick Regal 1993–1995 — technical service bulletin
Bulletin 476520 · NHTSA communication 37943 · issued Dec 1, 1994
Technical service bulletin
communication type
Fuel System, Gasoline
component
1993–1995
model years
11
vehicle entries
Official summary
Crank no start/runs rough after extreme cold weather soak. *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.