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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

Bulletins, newest first
0408460012004-08-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SERVICE SUPPORT AND TECHNICAL ASSISTANCE FOR ONSTAR AND/OR XM RADIO. *MJ
0406010142004-08-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. ENGINE EXCHANGE PROGRAM FOR SUPERCHARGED 2.0L ECOTEC ENGINE. *MJ
040844009A2004-08-03. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. XM DIGITAL RADIO RECEIVER ORDERING PROCESS. *MJ PARTS RESTRICTION ON ORDERING XM DIGITAL RADIO RECEIVER. 2002-2006 PASSENGER CARS AND TRUCKS (INCLUDING SATURN). *TT
040730024A2004-08-03. Service bulletin. POWER TRAIN. NO MOVEMENT IN DRIVE OR REVERSE WITH OR WITHOUT DIAGNOSTIC TROUBLE CODES (DTCS) P1758, P1758, P1882, P0841, P0741, P0742. *MJ THIS BULLETIN REPLACED PREVIOUS 04-07-30-024. *TT
0406040352004-08-03. Service bulletin. ELECTRICAL SYSTEM. DIAGNOSTIC TROUBLE CODE (DTC) PO132, P0138, OR P0172 DIAGNOSTIC ENHANCEMENTS. *MJ
0408670042004-07-19. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. ITCH/SQUEAK TYPE NOISE COMING FROM THE SUNROOF AREA. *TT
0408450062004-07-19. Service bulletin. ELECTRICAL SYSTEM. SUNROOF INOPERATIVE AND/OR INSIDE REARVIEW MIRROR ELECTRICAL FUNCTIONS INOPERATIVE. *TT
0403080062004-07-14. Service bulletin. SUSPENSION; SUSPENSION:FRONT:CONTROL ARM:LOWER ARM. CLUCK, THUMP OR RATTLE NOISE FROM FRONT SUSPENSION WHILE DRIVING OVER ROUGH ROAD CONDITIONS OR WHEN BRAKING (REPLACE FRONT LOWER CONTROL ARM REAR BUSHING). *MJ UPDATED 10/5/07. *NJ UPDATED 5/20/11. *PE
0403080052004-07-01. Service bulletin. SUSPENSION. SERVICE MANUAL UPDATE REGARDING TIGHTENING PROCEDURE AND SPECIFICATION FOR THE BALL JOINT-TO-STEERING KNUCKLE NUT.*MR
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
0408440062004-05-06. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SERVICE INFORMATION REGARDING INSTALLATION OF A SATURN RADIO WITH TAPE PLAYER INTO A 2004 OR 2005 MODEL YEAR SATURN VEHICLE. TO INCLUDE 2005 SATURN ION AND VUE. *TT
0400890122004-05-05. Service bulletin. UNKNOWN OR OTHER. SATURN FIELD PRODUCT REMINDER- VEHICLE FIX IT RIGHT THE FIRST TIME ISSUES, PARTS RESTRICTION INFORMATION AND TECHNICAL BULLETINS RELEASED IN JANUARY, FEBRUARY, AND MARCH 2004. *MR
040202004-05-04. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SPECIAL POLICY ADJUSTMENT - EXTENDED TRANSMISSION WARRANTY COVERAGE FOR THE VARIABLE TRANSMISSION WITH INTELLIGENCE (VTI) TRANSMISSION. *MR
0403080032004-05-04. Service bulletin. SUSPENSION:FRONT:STABILIZER BAR. SQUEAK, RATTLE, POP OR CLUNK NOISE FROM FRONT OF VEHICLE DURING SUSPENSION MOVEMENT. *MR *TT
0407300162004-05-04. Service bulletin. POWER TRAIN. 1-2 AND/OR 2-3 UPSHIFT DELAY, HARSH TIP-IN DOWNSHIFT, ERRATIC ENGAGEMENT OF DOWN SLOPE MODE. *TT
0402350062004-05-03. Service bulletin. STEERING:COLUMN. RATTLE NOISE FROM STEERING COLUMN. *MR
0408440032004-04-23. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SERVICE INFORMATION REGARDING RADIO UPGRADE/DOWNGRADE PROCEDURES.*MR
0408680012004-04-21. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL. SERVICE MANUAL UPDATE REGARDING THE CRUISE CONTROL INOPERATIVE/MALFUNCTIONING DIAGNOSTIC TABLE. *TT
0408630032004-04-16. Service bulletin. LATCHES/LOCKS/LINKAGES:HOOD:LATCH. SERVICE MANUAL UPDATE - HOOD OPENING PROCEDURE FOR INOPERATIVE HOOD LATCH. *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
0407300112004-04-05. Service bulletin. POWER TRAIN. ANAEROBIC SEALANT APPLICATION REQUIREMENTS FOR VT25E TRANSAXLE. SERVICE MANUAL UPDATE. *TT *MJ
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
0308640382004-03-04. Service bulletin. VISIBILITY. AFTERMARKET WINDOW TINTING SCRATCHED OR TORN. *TT

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