Buick Regal 2003–2004 — technical service bulletin
Bulletin 01437 · NHTSA communication 10004182 · issued Nov 18, 2003
Technical service bulletin
communication type
Electrical System
component
2003–2004
model years
2
vehicle entries
Official summary
Anti-lock braking system (abs) or traction control system (tcs) light on with diagnostic trouble codes (dtc)s. *tt
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.