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Service bulletins for the 2007 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.

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

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Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
SB-07-06-04-019A2009-06-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ENGINE AND ENGINE COOLING:ENGINE. GENERAL MOTORS: INTERMITTENT MIL/SES/ DTC P2138 WITH REDUCED ENGINE POWER (REPAIR INSTRUMENT PANEL (IP) TO BODY HARNESS CONNECTOR). 2005-08 GM PASSENGERS CARS/LIGHT DUTY TRUCKS (INCL. SATURNS). *PE UPDATED 11/5/10. *PE UPDATED 4/4/11. *PE UPDATED 2/3/16. *PE
0707300252008-02-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. INFORMATION ON 4T40-E (MN4) AND 4T45-E (MN5) FRONT WHEEL DRIVE AUTOMATIC TRANSMISSION VALVE BODY RECONDITIONING, DTC P0741, P0742, P0751, P0752, P0756, P0757, P1811, HARSH SHIFTS, SLIPS, NO DRIVE, NO REVERSE. *NJ
0707300052007-08-15. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 4T45 TRANSMISSION, MIL/SES ON, DTC P1818, POWER DOOR LOCKS, CRUISE CONTROL, SHIFT INTERLOCK OR RETRACTABLE HARDTOP INOPERATIVE, ENGINE SPEED REVS LIMITED, HYBRIDS-AUTOSTOP, REGEN OR BOOST INOPERATIVE. (REPROGRAM TCM). *KB UPDATED 11/02/07. *NJ UPDATED 8/5/09. *PE
39802007-06-15. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. HARD TO SHIFT AND OR SLIPPING CLUTCH. *KB
0707290012007-04-27. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION. MG3, M86 TRANSAXLE GRINDING/WHINING NOISE IN 3RD OR 4TH GEAR, EXCESSIVE ENGAGEMENT OR DISENGAGEMENT EFFORT WHILE SHIFTING INTO 3RD OR 4TH GEAR, WILL NOT SHIFT INTO EITHER 3RD OR 4TH GEAR. (REPLACE COMPLETE OUTPUT SHAFT ASSEMBLY). *KB
39322006-10-26. Service bulletin. POWER TRAIN:MANUAL TRANSMISSION; POWER TRAIN:AXLE ASSEMBLY:AXLE SHAFT; POWER TRAIN:CLUTCH ASSEMBLY. TRANSMISSION FLUID LEAK SLIPPING CLUTCH OR BROKEN AXLE SHAFT. *KB

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