Chevrolet Envoy 2002 — technical service bulletin
Bulletin 3253 · NHTSA communication 10011614 · issued Jan 27, 2005
Technical service bulletin
communication type
Electrical System
component
2002
model years
4
vehicle entries
Official summary
Anti brakes system brake light and or service brake message with diagnostic trouble code c0238. *eh
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.