Pontiac Bonneville 2004 — technical service bulletin
Bulletin 02073 · NHTSA communication 10007770 · issued Jan 1, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004
model years
1
vehicle entries
Official summary
Engine crank, no start, possible diagnostic trouble code (dtc) p0412. *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.