2012 GMC Sierra 3500 Technical Service Bulletins

774 technical service bulletins (TSBs) are on record for the 2012 GMC Sierra 3500. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10247762Apr 1, 2013Transmission and drivetrain. Unwanted Grade Braking, Low Power, and/or Transmission Busy Shifting.
• 10247111Apr 1, 2013Electrical system. Unwanted Alarm Sounding (GM Accessory Inclination Sensor Mounting)
• 10247107Apr 1, 2013Transmission and drivetrain. Unwanted Grade Braking, Low Power, and/or Transmission Busy Shifting.
• 10246616Apr 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10246615Apr 1, 2013Equipment. Car and Truck Fix it Right the First Time Issues
• 10246614Apr 1, 2013Electrical system. Vehicle Software Enhancements
• 10063963Apr 1, 2013Engine. Summary to be provided on a future date.
• 10063450Apr 1, 2013Equipment. Summary to be provided on a future date.
• 10063215Apr 1, 2013Equipment. Summary to be provided on a future date.
• 10063214Apr 1, 2013Electrical system. Summary to be provided on a future date.
• 10063000Apr 1, 2013Air bags, Equipment. Summary to be provided on a future date.
• 10062865Apr 1, 2013Brakes. Summary to be provided on a future date.
• 10052297Apr 1, 2013Electrical system. General motors: on some trucks and passenger vehicles, accessory power outlets (apo) and trailer lighting are common accessed electrical systems that are affected by devices that are plugged in and become inoperative due to an open fuse and no problem with vehicle identified. Models years 2010-2014 trucks and passenger. No models.
• 10254207Mar 1, 2013Electrical system, Engine cooling. No Crank/No Start, Dead Battery Due to Parasitic Drain/Discharge.
• 10245804Mar 1, 2013Equipment. Aftermarket ALDL or DLC Interface Devices Causing Multiple Issues
• 10063234Mar 1, 2013Equipment. Summary to be provided on a future date.
• 10112857Feb 13, 2013Electrical system. This Preliminary Information communication advises the technician that, when testing any circuit for open or resistance, it is imperative that all related terminal pin fit and tension be checked when the test steps require disconnection of the connector or component, prior to any component replacement. Always use the recommended terminal test tool during these tests.
• 10253144Feb 1, 2013Engine cooling. SES Light Rough Running And/Or Lack Of Power.
• 10247756Feb 1, 2013Body and structure, Electrical system. Driver or Passenger Door Module DTC B2555.
• 10247662Feb 1, 2013Visibility (wipers, defrost, mirrors). Cold Air Leak On Passenger Floor.
• 10247101Feb 1, 2013Body and structure, Electrical system. Driver or Passenger Door Module DTC B2555.
• 10245745Feb 1, 2013Body and structure. Reduced Heater Performance with Winter Grille Cover Installed
• 10062898Feb 1, 2013Back-over prevention (rear camera). Summary to be provided on a future date.
• 10062871Feb 1, 2013Body and structure. Summary to be provided on a future date.
• 10133146Jan 28, 2013Visibility (wipers, defrost, mirrors). This technical bulletin provides a procedure for adding double sided tape on the right and left windshield side reveal moldings to remove tapping, clicking or ticking type noise.
• 10253147Jan 1, 2013Engine cooling. Power On Acceleration After Cold Start.
• 10253146Jan 1, 2013Engine cooling. Power On Acceleration After Cold Start.
• 10247747Jan 1, 2013Electrical system. Speedometer Needle Accuracy Information
• 10247729Jan 1, 2013Equipment. High Pitch Sound From Radio Display
• 10247092Jan 1, 2013Electrical system. Speedometer Needle Accuracy Information
• 10247074Jan 1, 2013Equipment. High Pitch Sound From Radio Display
• 10063394Jan 1, 2013Engine cooling. Summary to be provided on a future date.
• 10138538Dec 20, 2012Engine cooling. This informational bulletin provides information on the proper oils to use on GM vehicles including information regarding the differences of the Dexos oils.
• 10138541Dec 17, 2012Equipment. This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10138565Dec 13, 2012Transmission and drivetrain. This preliminary informational bulletin provides information on replacing the transmission fluid level indicator if a customers comments regarding one being broken.
• 10112641Dec 12, 2012Engine cooling. This Preliminary Information communication provides information to the technician that fluid contamination may be directed to one of the following testing centers according to the type of fluid needing testing. Dealer should send the correct fluid to the proper testing center.
• 10138547Dec 11, 2012Body and structure. This preliminary information bulletin provides information on installing new rivets on the accessory tonneu cover to correct a customers comments on the cover seeming loose
• 10138544Dec 7, 2012Tires. This informational bulletin provides the proper information used to determine the road force variences within new tires being installed and the proper forms used to send the tires back if the road force is not within spec.
• 10138556Dec 4, 2012Equipment. This preliminary information bulletin provides a descritption of operation of the echo control and noise cancellation settings for concernc regarding noice drop outs during calls and muffled sound.
• 10245772Dec 1, 2012Wheels, Tires, Suspension, Other or unknown. Diagnostic Tips for Difficult to Resolve Tire/Wheel Vibration Concerns
• 10245770Dec 1, 2012Tires, Wheels, Other or unknown. Proper Wheel Installation and Wheel Torque Techniques
• 10245743Dec 1, 2012Equipment. Global Information for GM dexos 1? and dexos 2?, Engine Oil Specifications
• 10138220Nov 30, 2012Electrical system, Equipment. This informational bulletin provides information regarding the aftermarket device interference with onstar diagnostic service.
• 10137478Nov 30, 2012Equipment. This informational bulletin provides information regarding the aftermarket device interference with onstar diagnostic service.
• 10138217Nov 28, 2012Equipment. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
• 10137475Nov 28, 2012Equipment. This informational bulletin provides a step by step procedure on how to properly use the GM chemicals to eliminate unwanted odors in vehicles and which products to use for each application.
• 10112608Nov 28, 2012Equipment. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that may have an OnStar Turn-By-Turn Navigation the system that is inoperative. Technician verifies there are no Diagnostic Trouble Codes are present in the Antilock Braking System and Vehicle Communication Interface Module of the vehicle. If no Diagnostic Trouble Codes found call OnStar using…
• 10112607Nov 28, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicle that may have an OnStar system that has progression tones when pressing the blue or red button. Technician will need to call General Motors Technical Assistance Center with the scan tool data from the OnStar system.
• 10112600Nov 26, 2012Transmission and drivetrain. This Preliminary Information communication provides information to the technician with the axel setup information from American Axle Manufacturing. Technician should be advised that the maximum pinion shim to be used or stacked behind the pinion is 0.050?, and the minimum pinion shim is 0.020? for an 8.6 axle. The range for available pinion depth shims for the 10.5? axle is 0.006? to 0.024?. When setting the…
• 10112599Nov 21, 2012Electrical system, Equipment. This Preliminary Information communication provides information to the technician about vehicles that loose connection between the vehicle and a Bluetooth phone. Technician will need to use a scan tool to check the "Firmware Over-the-Air" value. If the "Firmware Over-the-Air" value is up to date and customer's concern is still present contact General Motors Technical Assistance Center for further assistance.

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