Cadillac Deville 2004 — technical service bulletin
Bulletin 01819 · NHTSA communication 10007517 · issued Jan 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004
model years
2
vehicle entries
Official summary
Intermittent diagonostic trouble code (dtc) p0135, p0155 set after oxygen sensor replacement. *mj
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.