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Service bulletins for the 2004 Saturn Ion

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.

525 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
08042005-04-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL LIFE SYSTEM RESET PROCEDURES - CARS. *NM
0506040062005-04-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE RUNS ROUGH AFTER EXTENDED CRANK, AND/OR ENGINE HESITATION ON ACCELERATION AFTER INITIAL COLD START DURING AMBIENT TEMPERATURES BELOW 10 DEGREES C (50 DEGREES F). *TT
0406020092004-11-30. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. SERVICE ENGINE SOON (SES) LIGHT ON, ENGINE STARTS BUT RUNS ROUGH AND STALLS REPEATEDLY, DIAGNOSTIC CODES (DTCS) P0443, P0102, P0135, P0141, P023A . *EH
0406010262004-09-24. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE CRANKS WITH NO START OR ENGINE HAS EXTENDED CRANK (GREATER THAN 3 SECONDS) BEFORE STARTING. *TT
0406010142004-08-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE EXCHANGE PROGRAM FOR SUPERCHARGED 2.0L ECOTEC ENGINE. *MJ
0408450052004-06-22. Service bulletin. ELECTRICAL SYSTEM:IGNITION:SWITCH; ENGINE AND ENGINE COOLING:ENGINE. NO CRANK, NO START WHEN AMBIENT TEMPERATURES IS COLD - DIAGNOSTIC TROUBLE CODES (DTCS) B2960 AND OR B3033 ARE SET. *TT
040262004-05-21. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ON-BOARD DIAGNOSTIC (OBD) SYSTEM SOFTWARE UPDATE - IMPROVED PURGE FLOW DIAGNOSTICS. *TT
0406040292004-05-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ERRATIC ENGINE SPEED CONTROL AT CLOSED THROTTLE. ELEVATED ENGINE RPM AND/OR STALL. *TT THIS BULLETIN REPLACES PREVIOUS VERSION DATED APRIL 2004. *TT
0406040102004-04-16. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. MALFUNCTION INDICATOR LAMP (MIL) SERVICE ENGINE SOON TELLTALE ILLUMINATED, DIAGNOSTIC TROUBLE CODE (DTC) P0606 MAY BE STORED. *TT
03061230012004-03-04. Service bulletin. ENGINE AND ENGINE COOLING. SLIGHT LOSS OF COOLANT OR LOW COOLANT LIGHT COMING ON WITH NO SIGNS OF EXTERNAL LEAKS. ALSO THE ENGINE MAY BE DIFFICULT TO START; ENGINE MISFIRE FOR SEVERAL SECONDS; AND/OR WHITE SMOKE OR COOLANT ODOR FROM THE TAILPIPE. *TT
0300900032003-11-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. OIL FILTER CAP ASSEMBLY AND OIL FILTER ELEMENT DESIGN CHANGE. *TT

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.