2014 GMC Sierra 1500 Technical Service Bulletins

3,023 technical service bulletins (TSBs) are on record for the 2014 GMC Sierra 1500. 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.

• 10114543May 14, 2015Electrical system. This Preliminary Information communication advises the technician to insure that global diagnostic service 2 diagnostic packages are up to date prior to learning the steering angle sensor for a diagnostic trouble code C710 symptom code 71 set in the electronic brake control module or the power steering control module. When rechecking for diagnostic trouble codes a U0074 U0077, U0180D, U01293, U0126, U0125, C0186…
• 10114541May 13, 2015Electrical system. This Preliminary Information communication provides information to the technician on how to tell the difference between the integrated center stack, the radio, the human machine interface, and the vehicle communication interface module. There are pictures of all the individual modules for identification purposes.
• 10114530May 8, 2015Electrical system. This Preliminary Information communication provides information to the technician of the snow plow headlamps inoperative after switching from the factory headlamps to the snowplow headlamps. There may be a diagnostic trouble code B2575 and or a B2699 set in the body control module. Technician is to refer to the latest version of the General Motors up-fitter integration bulletin 116 for additional information these…
• 10114528May 8, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that have paint peeling from the anti-chip area. Technician should test another panel on a clean surface above room temperature. Technician will use a 2 inch wide piece of masking tape to the body, and pull upward quickly. If the paint flakes or peels away, the panel in question should be repaired.
• 10114527May 8, 2015Engine cooling. This Preliminary Information communication provides additional information to the technician when replacing the Duramax Diesel head gasket. This is a supplement to procedure found in Service Information. The left and right cylinder head gaskets are not interchangeable and will block oil and coolant passages if installed incorrectly resulting in severe damage to the engine.
• 10114522May 7, 2015Seats. This Preliminary Information communication advises the technician that some vehicles the haptic seat motors can be felt in the seat. Technician will access both haptic seat motors and rotate the motors flat, and then reinstall them back into the seat cushion. This will help improve the comfort of the seat cushion.
• 10114521May 7, 2015Seats, Electrical system. This Preliminary Information communication provides information to the technician for vehicles that exhibit a driver?s power memory seat and power adjustable pedals inoperative. Look for poor terminal tension at the left instrument panel fuse block connector X1 terminals 27 and 28. If poor retention is found in these terminals replace them with terminated lead part number 19301761.
• 10113635May 7, 2015Engine. This preliminary informational bulletin provides information to correct a customer concern of a metallic slap or ping noise when the engine is running, in Park or Neutral gear, or if accelerator pedal is snapped quickly.
• 10114518May 6, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a blank radio display. Technician may find a Diagnostic Trouble Code U150F stored in the Radio / Heater-Vent-Air Conditioning controls. Technician will verify if the correct display is installed. If the Diagnostic Trouble Code is current inspect the circuit form end to end.
• 10114517May 5, 2015Brakes. This Preliminary Information communication provides information to the technician on the steps needed to diagnose and repair vehicles that may have uneven brake pad wear. Technician will need to contact General Motors Technical Assistance Center for further assistance.
• 10114513May 4, 2015Electrical system. This Preliminary Information communication provides information to the technician for a reduced power message, steering assist, engine stall or the instrument panel, radio, and or Heater-Vent-Air Conditioning go blank with multiple diagnostic trouble codes. If any of the following diagnostic trouble codes U0073, U0078, U0029, U0028, U0415, U0140, U0126, U0121, U0101, U0100, C0544, U1510, U0073, B127B, B2605…
• 10114511May 1, 2015Suspension. This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related to damaged suspension components. Before any in-depth diagnostics are performed, be aware that various issues could occur if the vehicle has been modified and inform the customer…
• 10114508May 1, 2015Equipment. This Preliminary Information communication provides information to the technician for a vehicle setting both a P2635 and P018B diagnostic trouble codes. The following steps may help to determine if this is caused by a fuel pressure sensor not reading the low end of the pressure range. Technician is to make sure the engine is cold and install the Multiple Diagnostic Interface along with Global Diagnostic System 2.
• 10059136May 1, 2015Electrical system, Equipment. Gmc/chevrolet: some trucks will experience a high resistance in wiring harness connectors causing service air bag message to be displayed in driver information center (dic). Model 2014 silverado 1500, sierra 1500, 2015 sierra 2500/3500, yukon, yukon xl, silverado 2500/3500, suburban, tahoe.
• 10059067May 1, 2015Exterior lighting. Gmc/chevrolet: the headlights on some snow plow equipment becomes inoperative after switching from factory to snow plow usage. Model 2014 silverado 1500, 2014 silverado, 2014 sierra 1500, 2015 sierra.
• 10114499Apr 30, 2015Equipment. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Diagnostic Trouble Code P06DD with no drivability concerns. Technician will use Service Information document number 3269210 to repair the vehicle.
• 10113623Apr 30, 2015Electrical system, Air bags. This preliminary informational bulletin provides repair information to correct a customer concern of Service Air Bag message displayed in Driver Information Center (DIC), and technician finding DTC B0014, B0021 or B001E set, with Symptom Code :04 or 0D.
• 10114498Apr 28, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a Service 4WD message on the Driver Information Center when operated below 10 degrees Fahrenheit (-12 Celsius). Technician may find C0398 or C0326 stored in the Transfer Case Control Module. For vehicles with Regular Production Option Code NQH and NQ6 and only setting Diagnostic Trouble Codes C0398 or…
• 10113620Apr 28, 2015Equipment. This preliminary informational bulletin provides repair information to correct a customer concern of Iitermittently key will not rotate in door or ignition lock cylinder.
• 10114490Apr 27, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that may have a clock that is slow to update while driving when the clock auto set feature enabled. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
• 10113615Apr 27, 2015Equipment, Electrical system. This technical bulletin provides repair procedure information to correct a customer concern of Transport Mode On message displayed in Driver Information Center (DIC) and/or battery light is flashing.
• 10113614Apr 27, 2015Equipment. This informational bulletin provides information to assist dealership personnel with the identification of vehicle headlamp, tail lamp, license lamp or fog/driving lamp damage that are not considered warrantable.
• 10113613Apr 27, 2015Equipment. This informational bulletin provides technicians with information to help identify the differences between what is considered a fluid leak, and what is considered seepage.
• 10114485Apr 24, 2015Electrical system. This Preliminary Information communication advises the technician that effective July 28, 2014, the Instrument Panel Cluster will be placed on restriction. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
• 10114483Apr 23, 2015Equipment. This Preliminary Information communication provides information to the technician on the steps to diagnose and repair vehicles that may have a Diagnostic Trouble Code P06DD with no drivability concerns. Technician will check for other Diagnostic Trouble Codes. If P06DA, P06DB, and P06DC are not set with the P06DD technician should use the scan tool to gather information for General Motors Technical Assistance…
• 10090041Apr 23, 2015Seats, Electrical system. 14281 - customer satisfaction program. Certain 2014-2015 model year chevrolet silverado, suburban, and tahoe model vehicles and 2014-2015 model year gmc sierra and yukon model vehicles equipped with a dealer installed rear entertainment system may have a condition in which the rear seat entertainment system in vehicles was released as a dealer accessory before final general motors validation approval.
• 10114481Apr 22, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that are unable to access XM Weather. If the system responds by highlighting the XM Weather Icon but it does not enter the application technician should replace the Human Machine Interface module for this concern.
• 10114474Apr 20, 2015Equipment. This 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.
• 10113603Apr 20, 2015Electrical system. This preliminary informational bulletin provides inspection and repair information to correct a customer concern of XM/Cellular Mobile Phone/OnStar Antenna looseness or damage, XM/Cellular/OnStar reception performance degraded, rattle/flutter/squeak noise, wind noise/whistle at highway speeds, water leak on headliner at sunvisor.
• 10114470Apr 17, 2015Electrical system, Equipment. 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.
• 10114467Apr 14, 2015Back-over prevention (rear camera). This Preliminary Information communication provides information to the technician about vehicles that may have the rear vision camera system displaying "Rear Park Assist Symbols Unavailable" and the steering grid lines displayed do not show. Dealer will need to communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
• 10114465Apr 14, 2015Equipment. This Preliminary Information communication advises the technician that the Allison 6 Speed Automatic Transmission Assembly (RPO MW7) has been placed on restriction through General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
• 10114463Apr 14, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that may have a Service Engine Soon Malfunction Indicator Lamp dimly illuminated while the engine is running. Technician will need to replace the Instrument Panel Cluster with the update part number.
• 10114460Apr 13, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a blank radio display. Technician may find a Diagnostic Trouble Code U150F stored in the Radio / Heater-Vent-Air Conditioning controls. Technician will verify if the correct display is installed. If the Diagnostic Trouble Code is current inspect the circuit form end to end.
• 10114459Apr 13, 2015Engine cooling. This 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…
• 10114457Apr 10, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have Service Engine Soon Malfunction Indicator Lamp. Technician may find Diagnostic Trouble Codes P0089, P127C, P127D, P0192, P0193, P228C, P228D, and P006C. Technician should follow published Service Information diagnostics for the Diagnostic Trouble Codes that are stored. If Service Information does not lead…
• 10114456Apr 10, 2015Fuel system. This Preliminary Information communication provides information to the technician about vehicles that may have low oil pressure message. Technician may also find a Diagnostic Trouble Code P0521 in the Engine Control Module. Technician should follow all published Service Information diagnosis.
• 10113588Apr 9, 2015Equipment. This technical bulletin provides repair information to correct a customer concern of Malfunction Indicator Lamp (MIL) illuminated, fuel tank hard to fill, and technicians finding one or more DTCs: P0442, P0446, P0455 or P0449 set.
• 10114451Apr 6, 2015Electrical system. This Preliminary Information communication advises the technician that the Human Machine Interface, Radio or Tuner, radio controls, Integrated Center Stack, display, and Media Disc Players are placed on restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
• 10114448Apr 1, 2015Body and structure. This Preliminary Information communication provides information to the technician about vehicles that may have slack in one of the tailgate cables. Technician should not replace any parts for this concern. Please communicate to the customer this condition is a normal operating characteristic of their vehicle.
• 10139398Mar 31, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that have paint peeling from the anti-chip area. Technician should test another panel on a clean surface above room temperature. Technician will use a 2 inch wide piece of masking tape to the body, and pull upward quickly. If the paint flakes or peels away, the panel in question should be repaired.
• 10139396Mar 31, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a radio, Instrument Panel Cluster, and Heater-Vent-Air Conditioning display going blank also the Bluetooth connection drops when operating the snow plow. Dealer should communicate to the customer engineering is aware of this concern and working on this issue.
• 10139393Mar 31, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a radio display does not always return to the previous call/source screen when a Bluetooth call has ended and/or that the call timer may continue to flash and increment. The call/source screen staying displayed is a normal operating characteristic and cannot be changed.
• 10135418Mar 31, 2015Electrical system. This informational bulletin adds the 2014 and 2015 model years to information of a language change for OnStar System (U.S. and Canada only).
• 10113785Mar 31, 2015Equipment. This informational bulletin adds the 2014 and 2015 model years to information of a language change for OnStar System (U.S. and Canada only).
• 10139391Mar 30, 2015Engine cooling. This Preliminary Information communication provides information to the technician about vehicles with a Service Engine Soon Malfunction Indicator Lamp on and a misfire or a tick noise. Technician may find a Diagnostic Trouble Code P0300 set. If Service Information diagnosis does not isolate the cause of this concern inspect the valve operation.
• 10139388Mar 30, 2015Engine cooling. This Preliminary Information communication provides information to the technician about vehicles that may have an intermittent crank / no start concern. Technician may find a Diagnostic Trouble Code in the Engine Control Module P1682. Technician will need to follow published Service Information diagnostics for the Diagnostic Trouble Code.
• 10139386Mar 30, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that may have battery draw complaint. Technician should not replace the Instrument Panel Cluster for this concern. Technician should test the battery on the vehicle before performing any diagnostics.
• 10139379Mar 27, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that the radio can be turned on after turning the ignition off and opening the driver?s door. The radio can then be turned back on after the vehicle's Retained Accessory Power has been canceled by simply pressing the power button on the radio. This is a normal characteristic of the key off operation.
• 10139378Mar 27, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have a Service 4WD message on the Driver Information Center when operated below 10 degrees Fahrenheit (-12 Celsius). Technician may find C0398 or C0326 stored in the Transfer Case Control Module. For vehicles with Regular Production Option Code NQH and NQ6 and only setting Diagnostic Trouble Codes C0398 or…

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