Cadillac CTS 2004–2007 — technical service bulletin
Bulletin 4560 · NHTSA communication 10023433 · issued Oct 1, 2007
Technical service bulletin
communication type
Fuel System, Other
component
2004–2007
model years
12
vehicle entries
Official summary
Fuel gauge stuck on empty dtc p2066 (2.8l (lp1) or 3.6l (ly7) engines). *nj
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.