Cadillac Deville 2000–2001 — technical service bulletin
Bulletin 010730009A · NHTSA communication 619719 · issued May 1, 2001
Technical service bulletin
communication type
Power Train
component
2000–2001
model years
7
vehicle entries
Official summary
Some vehicles with hydra-matic 4t80-e automatic transmissions may exhibit an intermittent no power and diagnostic trouble code p0731, incorrect 1st gear ratio and / or diagnostic trouble code p0732, incorrect 2nd gear ratio. *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.