Chevrolet Envoy 2002 — technical service bulletin
Bulletin 1363 · NHTSA communication 10015049 · issued Mar 14, 2005
Technical service bulletin
communication type
Fuel System, Gasoline
component
2002
model years
2
vehicle entries
Official summary
Fuel tank inlet check valve fracture. *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.