Service bulletins for the 2003 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.
499 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| 030842009 | 2003-10-07. Service bulletin. EXTERIOR LIGHTING. ONE OR BOTH DAYTIME RUNNING LAMPS (DRL) ARE INOPERATIVE, DIAGNOSTIC TROUBLE CODE (DTC) B3948 AND/OR B3949 MAY BE SET. *TT ERRATIC FRONT TURN SIGNAL OPERATION WHEN USING A CELL PHONE CHARGER IN EITHER ACCESSORY POWER OUTLET. *TT |
|---|---|
| 030730030 | 2003-10-03. Service bulletin. POWER TRAIN. 1ST DESIGN AF23-5 TRANSAXLE REPLACEMENTS WITH 2ND DESIGN TRANSAXLES. *TT |
| 030844010 | 2003-10-02. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SIX-DISC RADIO WILL NOT LOAD, EJECT AND/OR PLAY COMPACT DISCS (CDS). *TT |
| 030522001 | 2003-10-02. Service bulletin. SERVICE BRAKES, HYDRAULIC. SERVICE MANUAL UPDATE REGARDING UPDATED MINI SCHEMATIC, DIAGNOSTIC TROUBLE CODE (DTC) C0267, IN THE HYDRAULIC BRAKES SECTION OF THE 2003 SATURN ION BRAKES SERVICE MANUAL. *TT |
| 030867006 | 2003-10-01. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS. ROOF PANEL FLEXING DURING SUNROOF OPERATION OR SUNROOF RATTLING ON ROUGH ROAD SURFACES. *TT |
| 030730026 | 2003-09-30. Service bulletin. POWER TRAIN. SERVICE MANUAL UPDATE - REVISED TORQUE SPECIFICATION FOR VT23E (VTI) TRANSAXLE VARIABLE DRIVEN PULLEY BEARING RETAINER BOLTS. *TT |
| 030604029 | 2003-08-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. CHECK ENGINE LIGHT (SERVICE ENGINE SOON) ILLUMINATED, DIAGNOSTIC TROUBLE CODE P1683 AND/OR P0116 SET. *TT |
| 030731003 | 2003-08-15. Service bulletin. POWER TRAIN. CLUTCH MAKES CHATTER/RATTLING NOISE AND/OR WILL NOT RELEASE WHEN CLUTCH PEDAL IS FULLY DEPRESSED. *TT |
| 030864016 | 2003-08-14. Service bulletin. STRUCTURE:BODY:DOOR. REAR OUTER DOOR PANEL CRACKING AT FRONT UPPER MOUNTING BOLT/BUMPER LOCATION. *TT |
| 030842005 | 2003-08-14. Service bulletin. EXTERIOR LIGHTING. SERVICE MANUAL UPDATE FOR 2003 SATURN ION BODY AND ACCESSORIES SERVICE MANUAL REGARDING STOP LAMP SWITCH REPLACEMENT PROCEDURE. *TT |
| 030601017 | 2003-08-14. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. TIMING CHAIN DESIGN CHANGE AND REVISED SERVICE PROCEDURES. *TT |
| 030138006 | 2003-08-14. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. REVISED HVAC COMPRESSOR CLUTCH DOES NOT ENGAGE DIAGNOSTIC TABLE. *TT |
| 030604024 | 2003-06-19. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:FUEL PUMP. EXCESSIVE FUEL PUMP BUZZING, GROWLING NOISE, VIBRATION FROM REAR OF VEHICLE. *TT |
| 030730010 | 2003-06-19. Service bulletin. POWER TRAIN. VT25E (VTI) TRANSAXLE OFF-VEHICLE REPAIR AUTHORIZATION. *TT |
| 030848003 | 2003-06-19. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR. INSIDE REAR VIEW MIRROR COMPASS WILL NOT DISPLAY ALL 8 COMPASS DIRECTIONS. *TT |
| 030138004 | 2003-06-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. HVAC BLOWER MOTOR INOPERATIVE AND/OR BLOWER SPEED IS HIGHER/LOWER THAN REQUESTED SPEED. *TT |
| 030730013 | 2003-06-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SERVICE MANUAL UPDATE FOR VT25E (VTI) TRANSMISSION FLUID PUMP PRESSURE RELIEF VALVE. *TT |
| 030604022 | 2003-04-22. Service bulletin. FUEL SYSTEM, GASOLINE:DELIVERY:HOSES, LINES/PIPING, AND FITTINGS. REVISED FUEL INLET PIPE TO RAIL CONNECTION PROCEDURE AND TORQUE SPECIFICATION. *TT |
| 030603005 | 2003-04-22. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. (ENGINE CONTROL MODULE / TRANSMISSION CONTROL MODULE) ECM/TCM IGNITION MODULE GROUND LOCATION CHANGE. *TT *MJ |
| 030602001 | 2003-04-22. Service bulletin. ENGINE AND ENGINE COOLING. DESIGN CHANGE TO WATER PUMP USED ON L61 ENGINE. *TT |
| 03T08 | 2003-04-16. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES:INTERIOR. INSIDE REAR VIEW MIRROR COMPASS WILL NOT DISPLAY ALL 8 COMPASS DIRECTIONS. *TT |
| 02T83 | 2003-02-25. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. ENGINE COOLANT LEAK FROM COOLANT PUMP DRAIN PLUG. *TT |
| 02T74 | 2003-02-14. Service bulletin. ELECTRICAL SYSTEM:IGNITION. SERVICE MANUAL UPDATE FOR CERTAIN 2003 MODELS VOLUME I PRELIMINARY SERVICE MANUAL REGARDING IGNITION LOCK CYLINDER REPLACEMENT / REMOVAL PROCEDURE AND IGNITION CYLINDER AND KEY CODE INFORMATION IN THE 2003 KEY CODE MANUAL. *TT |
| 02I09 | 2002-09-23. Service bulletin. UNKNOWN OR OTHER. SUBJECT REGARDING CALIFORNIA VEHICLE CODE REQUIREMENTS REGARDING TIRE CHAIN DISCLOSURE. VEHICLES THAT SHOULD NOT BE OPERATED WITH CHAINS. *JG |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.