WenmarOpen by Wenmar Pro

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: Transmission and driveline are shown. Show all

Bulletins, newest first
0407290022004-11-30. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. SERVICE MANUAL UPDATE FOR MANUAL SHIFT CONTROL ASSEMBLY REPLACEMENT AND SHIFT CONTROL CABLE REPLACEMENT. *EH
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
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
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
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
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
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
0407300112004-04-05. Service bulletin. POWER TRAIN. ANAEROBIC SEALANT APPLICATION REQUIREMENTS FOR VT25E TRANSAXLE. SERVICE MANUAL UPDATE. *TT *MJ
0407300052004-03-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. HISS/CHIRP NOISE IN PARK OR NEUTRAL. *MN
030730052A2004-03-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); POWER TRAIN:AUTOMATIC TRANSMISSION. ENGINE FLARE DURING 2-3 SHIFT, MOST NOTICEABLE DURING LIGHT TO MODERATE ACCELERATION. THE CONDITION MAY BE CAUSED BY AERATION OF TRANSAXLE FLUID, RESULTING IN A DELAYED APPLY OF 3RD CLUTCH. CORPORATE BULLETIN NUMBER 03-07-30-052 *MN
030730023A2004-02-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. VEHICLE DOES NOT SHIFT OR MOVE AFTER RUNNING FOR A PERIOD OF TIME AND/OR CHECK ENGINE LIGHT IS ON AND DTC P0741 IS SET. *PH *SC
0307300522003-12-17. Service bulletin. POWER TRAIN. ENGINE FLARE DURING 2-3 SHIFT, MOST NOTICEABLE DURING LIGHT TO MODERATE ACCELERATION. *TT UPDATED *EH
0307300512003-12-16. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. LOW SPEED COAST GRINDING NOISE AND/OR HESITATION AT VEHICLE LAUNCH - TECHNICAL SERVICE BULLETIN. *TT TO INCLUDE 2005 SATURN VUE. *EH
0307300482003-11-07. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. SERVICE INFORMATION REGARDING TRANSAXLE POOR PERFORMANCE AFTER CASE COVER REPLACEMENT, DIAGNOSTIC TROUBLE CODE P1882 SET. *TT

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