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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.

By type

By component

By trouble code

By topic

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
GCUS-9-21392017-12-22. Service bulletin. EQUIPMENT. 14520B Special Coverage. Some 2008-2009 model year Chevrolet Silverado and GMC Sierra light-duty vehicles registered in Canada or 2007, and 2010-2013 model year Chevrolet Silverado and GMC Sierra light duty vehicles registered in or previously registered in Maine, New Hampshire, New York, and Vermont or in the Canadian provinces New Brunswick, Newfoundland, Nova Scotia, Prince Edward Island, Ontario, and Quebec may develop a fractured middle-leaf spring in the three-leaf rear-suspension spring assembly, forward or rearward of the joint to the rear axle. This condition may result in noise, ride-height difference, contact with a rear tire, and/or damage to other components under the vehicle. Vehicles with this condition will have reduced load-carrying capacity. If the vehicle falls within the stated special coverage terms replace the rear leaf springs.
PIT5180A2017-12-22. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; EQUIPMENT. This Preliminary Information communication provides information to the technician about vehicle that may have a whistle noise coming from the driver?s side "A" pillar area when driving around 50 mph with the Heater-Vent-Air Conditioning in recirculation mode. Technician will need to reseal the Vehicle Identification Number plate rivets using room temperature vulcanization silicone sealer from the underside.
PIT4250G2017-12-22. Service bulletin. EQUIPMENT; STRUCTURE. This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
PIC5088E2017-12-22. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about vehicles that may not receiving all channels on the XM band. Technician will need to use a scan tool and verify current Digital Radio Receiver Status under Data Display. Technician will need to look at the second line labeled Digital Radio Receiver Status will display a number of 00 - 04. Technician will repair per the status code.
PIC5588B2017-12-22. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT. This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. For many 2008 and prior model year GM vehicles, the programming is performed using the Tech 2 and the activation is initiated by a Service Programming System. For the 2010 and UP model year vehicles, the OnStar set-up procedure and OnStar Activation request have been combined into a single programming event called OnStar Set-up and Activation in Service Programming System.
PIP4401E2017-12-22. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This Preliminary Information communication provides information to the technician about vehicles that may have the check engine light, tow/haul, Supplemental Inflatable Restraint, cruise control or other various indicators or warning lamps will not come on in the instrument panel. Tech will need to the Tech 2 scan tool to command the instrument panel indicator lights on. If the light do not turn on technician should inspect (AUX HVAC) 10 amp fuse in the under-hood fuse block for open or high resistance.
PIT3946B2017-11-14. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT. This Preliminary Information communicates an issues with the headliner sagging and how to reattachthe velcrousing Hardman Double Bubble Epoxy part number 04001.
PIT5570A2017-11-14. Service bulletin. EQUIPMENT; STRUCTURE:BODY:TAILGATE. This Preliminary Information communication provides the technician with weight capacity for the tailgate and cargo loops in the bed.
PIC5650C2017-11-14. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This Preliminary Information communication provides information to the technician about vehicles that have an intermittent no crank, no start, or start stall concern with the security light coming on. Technician may find Diagnostic Trouble Codes B3055, B3060, and/or B3935. Technician should not replace any parts for this concern. If unable to duplicate the concern ask if the customer uses any Radio Frequency Identification Devices when the concern is present. Dealer should also direct their customers to the appropriate section in the Owner manuals that references that the device complies.
PIT5353B2017-11-14. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This Preliminary Information communication provides information to the technician about what XM offerings are available for vehicles. A dealer or customer can access the website listed below for vehicle specific XM offerings and availability.
11-00-89-005J2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provides information on Goodwill Tools, Customer Enthusiasm, and Policy Guidelines.
09-00-89-016E2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty nonadministrative bulletin provides information on the proper use of the labor op 0600014.
09-00-89-008C2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This Warranty Admin bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
08-08-44-029G2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information on warranty and policy exchange program for electronic products for U.S. and Canada dealers only.
08-08-44-015G2017-10-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This informational bulletin provides information on Inappropriate Warranty Claims Submitted for Damaged Radios and IPCs
07-00-89-037J2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This warranty administration bulletin provide policy information for courtesy transportation and roadside assistance programs.
05-08-44-024E2017-10-15. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. This informational bulletin provides information on return or reimbursement of customer owned CDs, DVDs or Navigation Discs .
02-08-98-002G2017-10-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin provides information on new tools used for the Hem Flanges and how to repair and seal the flanges when the repairs are done.
01-00-89-010L2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides information on comebacks prevention information and using customer concern verification sheets (CCVS).
13-00-89-004D2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides an update for 13-00-89-004C to include updated information.
00-06-01-026E2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational Bulletin provides a revision for 00-06-01-026D to add the 2014 model year.
PI0235G2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This preliminary bulletin provides a revision for PI0235F to add the 2014 model year and update the Labor Operation to the Global Labor Code (GLC).
04-06-04-047L2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides a revision for 04-06-04-047K to add the 2014 model year.
05-06-04-022J2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides a revision for 04-06-04-047 to add the 2014 model year.
09-06-04-015B2017-10-15. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This informational bulletin provides a revision for 09-06-04-015A to add the 2012-2014 model years.

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