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.
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By component
By trouble code
Only bulletins with component: Engine are shown. Show all
| 030604017I | 2016-10-18. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. THIS INFORMATIONAL BULLETIN EXPLAINS THE USE OF DIESEL FUEL ADDITIVES IN AN ENGINE, ARE NOT REQUIRED UNLESS THE CUSTOMER DESIRES ADDITIVES TO PREVENT FUEL CONCERNS DEPENDING ON FUEL OR TEMPERATURE RELATED CONDITIONS. |
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| 000601012F | 2016-10-18. Service bulletin. ENGINE. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION TO GM DEALERS ON THE CORRECT CLEANING METHODS WHEN CLEANING ENGINE GASKET SEALING SURFACES. |
| PIP-3423-K | 2014-05-20. Service bulletin. ENGINE. GM: SOME DTC CODES MAY BE SET, P0016, P0017, P0018, P0019, P0008, OR P0009. 3.6 LY7 WITH CAM ACTUATOR DTC.THE RELUCTOR FOR THE CRANKSHAFT SENSOR PRESSED ON THE CRANKSHAFT MAY HAVE MOVED. ALSO INCLUDED BUICK ALLURE MODEL YEAR 2005. *JS |
| PI-0090-B | 2011-06-15. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. BUICK/CADILLAC/CHEVROLET/GMC/PONTIAC/SATURN: THERE MAY BE AN INTERMITTENT ENGINE HESITATION OR FLUTTER. THE CAMSHAFT SENSOR TERMINALS LIKELY HAVE POOR CONNECTIONS. *RM UPDATED 8/1/11. *PE UPDATED 4/16/12. *PE |
| PIP-4492P | 2011-03-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). BUICK/CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC/SAAB: OIL CONSUMPTION AND/OR EXHAUST SMOKE-POSSIBLE PCV BAFFLE OR LIFTER CONCERN. UPON INSPECTION, OBVIOUS OIL WILL BE FOUND IN THE INTAKE MANIFOLD AND/OR PCV VACUUM TUBE. *PE UPDATED 3/21/11. *PE UPDATED 5/9/11. *PE UPDATED 5/25/11. *PE UPDATED 06/16/2011. *KB UPDATED A SECOND TIME ON 06/16/2011. *KB UPDATED 6/27/11. *PE |
| TB-050601-001B | 2009-08-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CADILLAC: WHEN OPERATING IN EXTREMELY COLD WEATHER CONDITIONS, SOME VEHICLES MAY LEAK ENGINE OIL FROM THE CAM/VALVE COVER SEALS, ESPECIALLY FROM THE LEFT SIDE JUST BELOW THE OIL FILL HOLE IN THE CAM/VALVE COVER. *PE |
| 3423 | 2006-12-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. 3.6 LY7 WITH CAM ACTUATOR DTC. DTC CODES, P0016, P0017, P0018, P0019, P0008, OR P0009. *KB THE RELUCTOR FOR THE CRANKSHAFT SENSOR PRESSED ON THE CRANKSHAFT MAY HAVE MOVED. *PE |
| 3679 | 2006-02-22. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. SERVICE VME - DIAGNOSTIC TROUBLE CODE P0420 OR P0430. *AK |
| 3658 | 2006-02-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TCC SURGE, CHUGGLE, OR FISHBITE 5L40E WITH V6 ENGINE. *TT |
| 050602005 | 2006-01-10. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. COOLANT LEAK (REPLACE RADIATOR). *JB |
| 3640 | 2006-01-06. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 3.6 LY7 MISFIRE DTC P0300 P0301 P0302 P0303 P0304 P0305 P0306. *TT |
| 709 | 2005-12-15. Service bulletin. ENGINE AND ENGINE COOLING. OIL LIFE SYSTEM RESET PROCEDURES - CARS. GM TECH LINK. *TT |
| 050601014 | 2005-11-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL LEAK UNDER EXTREME COLD TEMPERATURES (-34 DEGREES C) (-30 DEGREES F) OR COLDER). *TT |
| 050601013 | 2005-11-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. WHINE, WHISTLE, RINGING TYPE NOISE HEARD FROM FRONT OF ENGINE. *TT |
| 050604032 | 2005-11-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. REDUCED ENGINE POWER, SERVICE ENGINE SOON (SES) LIGHT WITH ONE OR MORE OF THE FOLLOWING DTCS P0121, P0221, P2119, P2122, P2138, P2176. *TT UPDATED 08-20-07. *KB |
| 3453 | 2005-10-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE WHINE NOISE FROM 0 30 MPH AT 1000 2500 RPM. *SC |
| 050604016 | 2005-05-13. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE WILL NOT CRANK. *TT |
| 03102005 | 2005-05-10. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE CONTROL MODULE ECM REPROGRAM. *EH |
| 0804 | 2005-04-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL LIFE SYSTEM RESET PROCEDURES - CARS. *NM |
| 040603015 | 2005-04-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NO START, DISCHARGED BATTERY. *TT |
| 040603014 | 2005-04-19. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. DIAGNOSING A NO CRANK AND NO START CONDITION DUE TO DISCHARGED BATTERY. *TT |
| 040601030 | 2005-03-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE OIL PRESSURE LIGHT ILLUMINATED, ENGINE OIL PRESSURE LOW ON DISPLAY. *TT |
| 040602003 | 2005-03-08. Service bulletin. ENGINE AND ENGINE COOLING. ENGINE COOLANT BLOCK HEATER CORD EXTENSION AVAILABLE. *EH |
| 040604062 | 2004-12-27. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHECK ENGINE LIGHT ILLUMINATED, DIAGNOSTIC TROUBLE CODES P0138, P0158 SET. *TT |
| 3056 | 2004-11-17. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHECK ENGINE LIGHT WITH A P0300 DUE TO 2-4 CYLINDERS MISFIRING ON THE SAME BANK OF THE ENGINE. *TT |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.