Cadillac Catera 1999 — technical service bulletin
Bulletin CAG19990029 · NHTSA communication 605964 · issued Jun 22, 1999
Technical service bulletin
communication type
Power Train
component
1999
model years
1
vehicle entries
Official summary
Some vehicles may experience a diagnostic trouble code (dtc) p0602 after an engine control module (ecm) or transmission control module (tcm) replacement. *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.