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Service bulletins for the 2012 Chevrolet Express

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.

1796 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
PIP5065D2016-05-09. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PIP5068A2016-05-09. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
PI-14672016-02-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CHEVROLET/GMC: ON INSTRUMENT PANEL, IN SOME VEHICLES, ONCE TOW/HAUL MODE IS SELECTED, WOULD ILLUMINATE BUT SHIFT CHARACTERISTICS OF TRANSMISSION FAILS TO CHANGE. MODEL 2012-14 EXPRESS, SAVANA. *PE
SC-151112015-11-13. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC/CHEVROLET: TSB CONTAINS AN OWNER'S NOTIFICATION LETTER. SELECT DOCUMENT SEARCH BUTTON BELOW. WHEN SHIFTING FROM FIRST GEAR TO SECOND GEAR, HARSH SHIFTING IS EXPERIENCE AND MALFUNCTION INDICATOR LAMP (MIL) WILL ILLUMINATE. MODEL 2012 SILVERADO, EXPRESS, COLORADO, SIERRA, SAVANA, CANYON. *PE
CSP-147302015-04-08. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:TORQUE CONVERTER. CHEVROLET/GMC: DRIVELINE VIBRATIONS OR SHUDDER FEELING ARE DUE TO FRICTION MATERIAL WEAR ON FASTER TORQUE CONVERTER CLUTCH WHEN PULLING TRAILERS AND/OR VEHICLES AND EXCEED TARGET ENERGY INPUT. MODEL 2010-14 EXPRESS, SAVANA. *PE
PI-07732014-07-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. CADILLAC/CHEVROLET/GMC/HUMMER/PONTIAC: THERE IS SLIPPING OR HAVE NO FOURTH, FIFTH OR SIXTH GEAR AND MALFUNCTION INDICATOR LAMP (MIL) WOULD BE ON, WITH DIAGNOSTIC TROUBLE CODE (DTC) P0796 FOUND AS ACTIVE. *PE
PIP-50312012-08-16. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GMC/CHEVROLET: SOME TRUCKS, EQUIPPED WITH AUTOMATIC TRANSMISSION 4L60E, MAY EXPERIENCE SLIPPING, MISSED OR LATE SHIFTS IN 3RD AND 4TH GEARS DUE TO POSSIBLE 3-4 CLUTCH DISTRESS. *PE
PIP-5009-D2012-06-18. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). GMC/CHEVROLET: MALFUNCTION INDICATOR LAMP (MIL) IS ILLUMINATED AND HAS A HARSH SHIFT 1-2. THE TCC ENABLE SOLENOID AND WIRE HARNESS SHOULD BE REPLACED WHEN REPAIRS ARE PERFORMED ON TRANSMISSION. *PE
PI-06902012-05-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GM: ERRATIC TRANSMISSION SHIFTING AND ILLUMINATED MIL. TECHNICIANS MAY FIND DTCS P0961, P0965, P0969, OR P2762 AS HISTORY OR ACTIVE DTCS. *JS UPDATED 12/9/14. *PE
PI-04882011-08-01. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). GM: THE TRANSMISSION IS SLIPPING OR HAS NO FORWARD/REVERSE MOVEMENT. *RM UPDATED 4/16/12. *PE UPDATED 6/18/12. *PE UPDATED ON 7/09/2013. *KB
SB-10-04-17-001A2011-06-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. GM: 2010-2012 EXPRESS/SAVANA. THERE IS A TRANSMISSION FLUID LEAK AT THE REAR OF THE TRANSMISSION. THERE IS A MISSING PLUG. *RM

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