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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
0407290012004-12-30. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. SERVICE MANUAL UPDATE FOR 2004 AND 2005 MU3 MANUAL TRANSMISSION BACKUP LAMP SWITCH INSTALLATION PROCEDURE. *TT
0407290022004-11-30. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. SERVICE MANUAL UPDATE FOR MANUAL SHIFT CONTROL ASSEMBLY REPLACEMENT AND SHIFT CONTROL CABLE REPLACEMENT. *EH
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
0401370082004-11-24. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. HEATER-VENTILATION-AIR CONDITIONING (HVAC) BLOWER MOTOR CLICK/TICK OR CHIRPING NOISE. *TT
30442004-11-17. Service bulletin. EQUIPMENT. GENERATION 5 ONSTAR STEERING WHEEL CONTROL FUNCTION. *TT
31062004-11-04. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. XM RADIO WAS WORKING PRIOR TO JULY 26, 2004 AND IT IS INOPERATIVE NOW. *JB
31052004-11-04. Service bulletin. STRUCTURE. GAP IS PRESENT BETWEEN THE FRONT FASCIA AND HEADLAMP ASSEMBLY. *JB
31202004-11-04. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). ONSTAR CENTER UNABLE TO PERFORM REMOTE DIAGNOSTIC. (2004-2005 CHEVROLET YUKON, 2005 CHEVROLET TRAILBLAZER, 2002, 2003, 2005 BUICK RAINIER, 2005 CHEVROLET EXPRESS VAN, AND 2005 CADILLAC SEVILLE) *SC
31192004-11-03. Service bulletin. UNKNOWN OR OTHER. NO SELECTION FIR SATURN WHEN PROGRAMMING A SATURN VEHILCLE. *SC
31222004-11-03. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DIFFERENTIAL PROPORTIONAL VALVE. DELAY INTO REVERSE OR NO REVERSE AFTER VALVEBODY REPLACEMENT. *SC
0408440162004-10-25. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. POPPING/CRACKLING NOISE OR DISTORTED SOUND FROM SPEAKERS AT LOW VOLUME WHEN A COMPACT DISC (CD) IS PLAYED. *TT
0403080132004-10-25. Service bulletin. SUSPENSION. CREAKING/SQUEAKING NOISE FROM THE FRONT SUSPENSION WHEN TURNING THE STEERING WHEEL. *TT
30352004-10-14. Service bulletin. POWER TRAIN. NO FORWARD OR REVERSE GEARS OR LINE PRESSURE AFTER A VALVE BODY REPLACEMENT ON A VT25E TRANSAXLE. *TT
3050A2004-10-13. Service bulletin. EQUIPMENT. 02-05 ONSTAR EQUIPPED VEHICLES EMITTING BEEPING NOISE BEFORE CONNECTING TO ONSTAR. *TT
30342004-10-07. Service bulletin. POWER TRAIN. NO REVERSE AFTER CASE COVER ASSEMBLY REPLACED. *TT
0407300362004-10-06. Service bulletin. POWER TRAIN. REVISED VT25E (VTI) SPACER PLATE AVAILABLE. *TT
0408450072004-09-29. Service bulletin. ELECTRICAL SYSTEM. ADDITIONAL POWER DISTRIBUTION INFORMATION FOR BODY CONTROL MODULE ELECTRICAL (BCM ELECT) FUSE IN THE INSTRUMENT PANEL FUSE BLOCK (IPFB). *TT
0403100062004-09-29. Service bulletin. SUSPENSION. VEHICLE VIBRATIONS AT HIGHWAY SPEEDS 72-110 KM/H (45-70 MPH). *TT
0407300322004-09-29. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GRIND/RATTLE NOISE FROM TRANSAXLE IN PARK AND NEUTRAL AFTER AN EXTENDED COLD SOAK FOLLOWING CASE COVER REPLACEMENT OR OTHER INTERNAL TRANSAXLE OVERHAUL. *TT
04081100062004-09-29. Service bulletin. STRUCTURE:BODY. HEADLINER MATERIAL (FABRIC) SAGGING OR SEPARATING FROM SUBSTRATE. *TT
0408500132004-09-29. Service bulletin. STRUCTURE:BODY. SQUEAK/ITCH NOISE FROM REAR SEAT WHEN DRIVING ON ROUGH SURFACES. *TT
0408440152004-09-27. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. RETURN FORM FOR COMPACT DISCS (CDS) OR DIGITAL VERSATILE DISCS (DVDS) THAT ARE STUCK IN CD PLAYER WHEN RETURNED AS A CORE RETURN. *TT
0401380112004-09-24. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. TEMPERATURE/MODE CONTROL KNOBS MAY NOT ROTATE, AIR FLOW RESTRICTED, OR HVAC MODE DOOR GASKET OR TEMPERATURE DOOR GASKET FOAM COMES OFF. *TT
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
0408450022004-08-17. Service bulletin. ELECTRICAL SYSTEM. SERVICE MANUAL UPDATED - BODY CONTROL MODULE (BCM) CONNECTOR C3 AND C4 ILLUSTRATIONS. *MJ

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