2010 GMC T Series

Service bulletins

Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.

• 10126369This informational bulletin provides information that may be useful in diagnosing/testing batteries that have set for a long period of time and/or set in cold weather climates to correct a customer concern of symptoms that include, but not limited to, a slow or no crank condition that may be caused by a discharged battery.
• 10118634This warranty administration bulletin provides information on the change in automatic transmission add conditions documentation and claim submissions
• 10116912This informational bulletin provides Information Regarding Servicing Components Located Near SIR Components and how to properly disable the SIR system for repairs at or near
• 10114597This Preliminary Information communication provides information to the technician of an engine power reduced message on the driver information center after performing the Canada Onstar 4G upgrade. If the concern is present park the vehicle outside and call General Motors Technical Assistance Center.
• 10114474This Preliminary Information communication provides information to the technician about connectivity concerns when connecting an Apple device via USB cord. Technician should insure the customer is using an original equipment manufacturer Apple USB cable.
• 10114470This 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.
• 10114459This Preliminary Information communication advises the technician about the calculation and operation of the engine oil life monitor. The monitor calculates the percent of oil life remaining, based on 3 pathways. The first pathway for oil life calculation is engine revolutions. The second pathway for oil life calculation is the mileage form the last rest for all General Motors powertrains except the Volt. The third pathway for oil life calculation is the amount of time the oil is in the engine. The Volt uses a 2 year timer instead of 1 year. It also uses the engine revolution counter. It does not use the mileage pathway to count down.
• 10114431This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
• 10114408This Preliminary Information communication provides information to the technician about vehicles that are travelling from Canada to the United States. While in the United States they are unable to receive Turn-by-Turn directions. Due to the existing cellular provider not having roaming agreements in areas outside of Canada to support transmitting of the packet data required for Turn-By-Turn feature to operate. The customer has 3 options while traveling through the United Sates. First if the vehicle is equipped with a navigation radio they can request a "Destination Download" to the vehicle. Second if the customer uses the OnStar RemoteLink app they can send the directions to the vehicle. The third option would be to have the vehicle loaded with a "500 phone number" The customer will no longer be able to use their Hands Free Calling minutes when the new 500 phone number is loaded. If a customer chooses to restore Hands Free Calling in the future a new phone number will be assigned to the vehicle; previous phone numbers are not available.
• 10114352This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
• 10114343This Preliminary Information communication provides information to the technician the steps needed to diagnose and repair the vehicles that may have unwanted or phantom phone calls. Technician will need to determine what type of call the customer is having that is unwanted. The vehicle may receive an incoming call just like any other phone. Typically the customer will hear the phone ringing in the vehicle. This scenario also includes incoming Bluetooth calls. One type of unwanted call can be made if the key pad is faulty the OnStar system will try to make a blue button call for shorted voltage in the circuits. The OnStar module could have an internal fault and produce a "Phone Unavailable" audio message also it may have a Diagnostic Trouble Code U1500 or B1000. Refer to diagnostics for the Diagnostic Trouble Code making sure to follow any applicable Bulletins or Preliminary Information sheets. A "Ready" or "OnStar ready" audio message heard while driving. In some cases it has been found that the customer is inadvertently pressing the ?push to talk? button on the steering wheel controls. On rare occasions, other issues in the steering column or Steering Wheel Control system may induce this concern.
• 10114342This 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.
• 10114309This informational bulletin explains how to care for wiper blades.
• 10114296This warranty administration bulletin provide policy information of the JOB CARD, for a repair on vehicles and what is acceptable - customer authorization; Service manager approvals and transaction authorization; Details of concern, cause and correction; Labor Time; Technician ID and acoutablity of labor time; Proper documentation and retension of warranty parts; Accurate sublet charges and receipts; Add on concerns after the Job Card has been written.
• 10114281This informational bulletin states that it no longer valid and refers to a new bulletin.
• 10113849This informational bulletin provides information on the proper oils to use on GM vehicles including information regarding the differences of the Dexos oils.
• 10113843This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10113796This informational bulletin provides information on the proper use of GM floor mats.
• 10113792This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.
• 10113788This warranty administration bulletin provides policy information on courtesy transportation and roadside assistance programs.
• 10113773The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
• 10113753This preliminary informational bulletin provides technicians with diagnostic tips for a customer concern of odor emanating from HVAC system.
• 10113745This warranty administration bulletin communicates GM required operating procedures (U.S. only) for service operations.
• 10113741This warranty administration bulletin provides retail and wholesale service personnel with the policies and the warranty claims submission procedures that support Labor Operation 0600014 - Suspected Tampering or Vehicle Modifications.
• 10113701This informational bulletin provides information for dealers/technicians on when and how to submit a Field Product Report (FPR) (U.S. Dealers Only).
• 10113662This informational bulletin provides dealership personnel with information on flexible fuel vehicles (FFVs) and the usage of E85 fuel in GM vehicles.
• 10113657This informational bulletin provides information to technicians regarding intake manifold inspection/replacement after severe internal engine damage.
• 10113566This informational bulletin provides information for maintenance cleaning of the fuel injectors.
• 10113531This warranty administration bulletin provides information to clarify proper transaction administration of GM Dealer Empowerment Program and Goodwill Cases.
• 10112641This 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.
• 10112608This 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 the Blue button on the OnStar key pad and ask the advisor for a turn by turn route. Also make a OnStar personal call and a call into the vehicle. If normal diagnostics do not lead to a resolution technician will need to call General Motors Technical Assistance Center for further assistance.
• 10112606This Preliminary Information communication provides information to the technician that customers may inquire as to the availability of OnStar bluetooth on their vehicle. Technician should be advised that Vehicles with Regular Production Option Code (UPF or UWE) offer Bluetooth through the OnStar system.
• 10112264This informational bulletin provides information on removing paint stains on the under side of protective shipping film
• 10112237This Preliminary Information communication provides information to the technician about vehicles that the OnStar LED is staying on after the vehicle Retained Accessory Power has turned off and/or their Bluetooth phone stays connected after leaving the vehicle. Technician will need to check the Station Identification number. If the Station Identification number falls in the range technician will need to perform an over the air system programming.
• 10112211This Preliminary Information communication provides information to the technician about vehicles that the OnStar LED is staying on after the vehicle Retained Accessory Power has turned off and/or their Bluetooth phone stays connected after leaving the vehicle. Technician will need to perform a power cycle to the Vehicle Communication Interface Module. If the concern is gone, no further action is required. If the concern is still present after the power cycle technician will need to contact General Motors Technical Assistance Center for further assistance.
• 10112116This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
• 10112102This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10112045This Preliminary Information communication provides information to the technician about vehicles that has no XM audio on certain channels but XM channel info is displayed. Technician will need to contact XM and deactivate and activate the module.
• 10112013This Preliminary Information communication provides information to the technician about vehicles that may have an issue when using Bluetooth voice recognition with an iPhone. Technician should work with the customer to insure the phone contacts to not have any Emojis loaded to any contact.
• 10054243General motors: the windows, front and rear, would bind, poor fit, misalignment, makes rattle or squeaking noises, moves slowly and IS inoperative. Model 2008-2014 vehicles and trucks.

Every GMC T Series model year

Bars are owner complaints, dots mark years with recalls. Select a year to open its report.