Service bulletins for the 2004 Cadillac CTS
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
567 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Transmission control module are shown. Show all
| 08-08-49-001 | 2008-03-27. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). INACCURATE FUEL GAGE READINGS, FUEL GAGE READS EMPTY WHEN THERE IS FUEL IN TANK, FUEL LEVEL LOW MESSAGE IN DIC, DTC P2066 SET (REPROGRAM ECM). WITH 2.8L OR 3.6L ENGINE (VINS T, 7 - RPO'S LP1, LY7). *NJ |
|---|---|
| 040604011 | 2004-08-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). NEW PROCEDURAL REQUIREMENTS FOR POWERTRAIN CONTROL MODULE (PCM) REPLACEMENT. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.