Cadillac Deville 2002–2003 — technical service bulletin
Bulletin 031403 · NHTSA communication 10001915 · issued Mar 14, 2003
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2003
model years
7
vehicle entries
Official summary
Product field information regarding engine misfire condition due to a loss of signal from the power train module, ptm, to the ignition coil. *tt *jb
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.