Service bulletins for the 2012 GMC Sierra
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.
2268 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: 12-volt battery are shown. Show all
| PIT4808L | 2017-08-15. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that may stall and have a Service Engine Soon Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Code P0BBD. Technician will need to replace the battery and update the Battery Energy Storage Control Module using TIS2Web. |
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| 15114 | 2017-01-30. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY:CABLES; ENGINE. 15114 - SPECIAL COVERAGE. ON SOME 2010-2012 MODEL YEAR CHEVROLET SILVERADO HD AND GMC SIERRA HD OR 2011-2012 CHEVROLET EXPRESS AND GMC SIERRA HD VEHICLES EQUIPPED WITH A 6.6L DURAMAX DIESEL ENGINE (RPO LML, LGH) THE MALFUNCTION INDICATOR LAMP (MIL) MAY ILLUMINATE DUE TO A CONDITION WITH THE GLOW PLUGS. WHEN DIAGNOSED, REPLACEMENT OF ONE OF THE ENGINES GLOW PLUGS MAY BE REQUIRED. NO DRIVABILITY ISSUES ARE GENERALLY ASSOCIATED WITH THIS ISSUE, BUT HARDER STARTING IN COLD AMBIENT TEMPERATURES MAY BE NOTED. DEALERS ARE TO REPLACE THE AFFECTED GLOW PLUG. |
| PIT4821E | 2016-10-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS PRELIMINARY INFORMATION COMMUNICATION ADVISES THE TECHNICIAN THAT THE HIGH VOLTAGE BATTERY FOR THE 2-MODE IS NO LONGER ON PART RESTRICTION. |
| 030603004R | 2016-10-18. Service bulletin. ENGINE; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION ON HOW TO TEST A BATTERY AND WHAT IS NEEDED TO WARRANTY A BATTERY. |
| PIC-4935-E | 2016-08-17. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; ELECTRICAL SYSTEM. THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO HELP THE DEALERSHIP TECHNICIANS PERFORM A PARASITIC DRAIN TEST FOR THE ONSTAR MODULE. WHEN PERFORMING BATTERY PARASITIC DRAIN TEST, THERE MAY BE SOME CONFUSION AS TO WHAT THE NORMAL POWER CONSUMPTION READING SHOULD BE FROM THE ONSTAR SYSTEM. |
| SB-15-06-03-001B | 2016-08-09. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. THIS INFORMATIONAL BULLETIN PROVIDES INFORMATION THAT MAY BE USEFUL ON DIAGNOSING BATTERIES THAT HAVE SET FOR A LONG PERIOD OF TIME AND/OR SET IN COLD WEATHER CLIMATES AND TESTING THOSE BATTERIES. |
| SB-03-06-03-004Q | 2016-08-09. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. THIS WARRANTY ADMINISTRATION BULLETIN PROVIDE POLICY INFORMATION ON USING THE EL-50313 MIDTRONICS GR8 BATTERY TESTER/CHARGER FOR DIAGNOSING BATTERY REPLACEMENTS AND MAINTAINING BATTERIES ON NEW VEHICLES IN DEALER INVENTORY. |
| PIT-5338 | 2015-03-27. Service bulletin. STEERING:ELECTRIC POWER ASSIST SYSTEM; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. GMC/CADILLAC/CHEVROLET: SOME VEHICLES ARE EXPERIENCING, AFTER A COLD SOAK IN COLD TEMPERATURES, LOSS OF 12 VOLT BATTERY POWER, INDICATOR CHARGING SYSTEM LAMP ON, NO POWER STEERING ASSIST AND DRIVER INFORMATION CENTER (DIC) DISPLAYING POWER STEERING MESSAGE. MODEL 2008-13 TAHOE, SILVERADO HYBRIDS, ESCALADE HYBRID, SIERRA, YUKON HYBRIDS. *PE |
| PI-1280 | 2014-10-11. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. CADILLAC/CHEVROLET/GMC: LOSS OF PROPULSION, WHEN SPEED IS LESS THAN 5 KM/H (3MPH), SERVICE HYBRID SYSTEM IS DISPLAYED IN DRIVER INFORMATION CENTER (DIC) AND MALFUNCTION INDICATOR LAMP (MIL) ILLUMINATES. MODEL 2008-2013 ESCALADE, SILVERADO, TAHOE, SIERRA, YUKON. *PE |
| SB-14-06-130-001 | 2014-07-19. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. GENERAL MOTORS: INFORMATION REGARDING THE PROCEDURE OF DISABLING E-ASSIST, EXTENDED RANGE ELECTRIC VEHICLE, TWO-MODE HYBRID OR ELECTRIC VEHICLE, PRIOR TO SERVICING HIGH VOLTAGE COMPONENT OR CONNECTION. *PE |
| PIT-4821-C | 2013-05-09. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. GENERAL MOTORS: HYBRID BATTERY PARTS RESTRICTION FOR HIGH VOLTAGE 2-MODE BATTERY PARTS. *KB |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.