2015 GMC Sierra Denali Technical Service Bulletins

1,815 technical service bulletins (TSBs) are on record for the 2015 GMC Sierra Denali. 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.

• 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…
• 10114458Apr 10, 2015Electrical system. This Preliminary Information communication provides information to the technician about vehicles that may have a repeat harsh shift, slip or flare concern. Technician should insure the Transmission Control Module has the latest calibration installed. Technician will confirm the transmission service fast learns and drive learn procedures listed in the latest version of bulletin 14-07-30-001.
• 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.
• 10114454Apr 8, 2015Equipment, Transmission and drivetrain. This Preliminary Information communication advises the technician that the LCT1000 6 Speed Allison automatic transmission is on restriction through General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
• 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.
• 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.
• 10135419Mar 31, 2015Visibility (wipers, defrost, mirrors), Back-over prevention (rear camera). This preliminary informational bulletin provides repair information for a customer concern of intermittent clicking/rubbing noise when side door glass is moving up or down at cold temperatures.
• 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).
• 10113786Mar 31, 2015Body and structure, Equipment. This preliminary informational bulletin provides repair information for a customer concern of intermittent clicking/rubbing noise when side door glass is moving up or down at cold temperatures.
• 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.
• 10113777Mar 27, 2015Equipment. This preliminary informational bulletin provides repair information for a customer concern on a snap, pop, click, tick or clunk noise, typically on a launch after a stop.
• 10139374Mar 26, 2015Electrical system. This Preliminary Information communication provides information to the technician on how to diagnose and repair vehicles that have a no crank or a start and then immediate stall, Service Engine Soon Malfunction Indicator lamp may not be on when the ignition is in the run position. Technician may find Diagnostic Trouble Codes P0513 and or P262B may also be set. Technician will pulled the driver sill plate and…
• 10139371Mar 26, 2015Equipment. 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.
• 10135412Mar 26, 2015Equipment. This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement.
• 10113775Mar 26, 2015Equipment. This informational bulletin provides information on the Product Quality Center (PQC) assembly replacement process for Service Agents not required to contact PQC prior to assembly replacement.
• 10139362Mar 23, 2015Equipment. This Preliminary Information communication provides information to the technician on how the radio display gets the air ambient temperature. On 1500 series trucks and all sport utility vehicle with regular production option code IO3 radio the ambient air temperature sensor is hard wired to the engine control module and then the signal goes on high speed local area network to the body control module from there on…
• 10139361Mar 23, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicle that may OnStar inoperative and Navigation/GPS/Compass issues. Technician may find Diagnostic Trouble Codes B101D sym 3C and or F0. Technician will gather data using a scan tool and contact General Motors Technical Assistance Center for further assistance. After approval technician will replace the OnStar module.
• 10135408Mar 23, 2015Electrical system. This preliminary informational bulletin provides repair information for a customer concern of Malfunction Indicator Lamp (MIL) illuminated with technician finding DTCs P24C4, P2493, P2495 and P06A3 present.
• 10113767Mar 23, 2015Equipment. This preliminary informational bulletin provides repair information for a customer concern of Malfunction Indicator Lamp (MIL) illuminated with technician finding DTCs P24C4, P2493, P2495 and P06A3 present.
• 10139343Mar 16, 2015Transmission and drivetrain. This Preliminary Information communication advises the technician that the 8L90 8 Speed Automatic Transmission is on exchange through General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
• 10135395Mar 16, 2015Equipment. This preliminary informational bulletin provides technicians with diagnostic tips for a customer concern of odor emanating from HVAC system.
• 10135394Mar 16, 2015Electrical system. This informational bulletin communicates GM wiring repair strategy information.
• 10139340Mar 13, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have the OnStar wireless fidelity inoperative. Technician will need to contact General Motors Technical Assistance Center with a scan tool connect to the vehicle for further assistance.
• 10139339Mar 12, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles with various Heater-Vent-Air Conditioning concerns. Technician will need to reprogram HVAC Control Module with the updated calibration available in TIS2WEB starting on 1/17/2015.
• 10139338Mar 11, 2015Fuel system, Equipment. This Preliminary Information communication advises the technician that the part restriction has ended on the 6.6L Duramax Diesel Engine Fuel Injection Pump Part numbers 12645102, 12658095 and 12661059.
• 10135389Mar 10, 2015Exterior lighting, Electrical system. This preliminary informational bulletin provides diagnostic tips for a customer concern of Malfunction Indicator Lamp (MIL) intermittently illuminated, and technicians finding DTCs P013B, P013D, P167E, P0171 or P0174 set.
• 10135384Mar 10, 2015Equipment. This 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.
• 10113747Mar 10, 2015Equipment. This preliminary informational bulletin provides diagnostic tips for a customer concern of Malfunction Indicator Lamp (MIL) intermittently illuminated, and technicians finding DTCs P013B, P013D, P167E, P0171 or P0174 set.
• 10113741Mar 10, 2015Equipment. This 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.
• 10139332Mar 9, 2015Seats. This Preliminary Information communication provides information to the technician about vehicle that may have a front driver's or passenger's seat back may lean or be turned outward. Technician will need to remove the seat bottom trim cover and reinstall it completely and squarely to the cushion to correct the concern.
• 10139330Mar 9, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicle that may have a the Heater-Vent-Air Conditioning turning unwanted at start up after it was put in the off position before the vehicle was keyed off. This is normal operation when the vehicle is equipped with Regular Production Option Code C67 Manual Heater-Vent-Air Conditioning.
• 10139329Mar 9, 2015Exterior lighting. This Preliminary Information communication provides information to the technician about vehicles with poor headlight performance when driving in very dark rural areas. Technician should perform normal diagnostics first. If no issue found or the customer is still has complaint the Body Control Module for vehicles built before 12/23/14 at Flint Assembly (11th Vehicle Identification Number Digit "F"), 1/13/15 at Silao…
• 10139328Mar 9, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicle that may have a radio display flickers momentarily when first starting the vehicle. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is currently evaluating this concern.
• 10135383Mar 9, 2015Equipment. This informational bulletin provides dealership personnel information on unscheduled supplemental services (including flushing services and additives) and proper use of GM simplified maintenance schedules (Canada only).
• 10139319Mar 6, 2015Brakes. This Preliminary Information communication provides information to the technician about vehicle with low miles that may have uneven front brake wear. Technician may find an inner pad worn out more than the outside. Technician will need to call General Motors Technical Assistance Center for further assistance.
• 10135382Mar 6, 2015Equipment. This preliminary informational bulletin provides technicians a diagnostic tip for BCM DTC B101D SYM F0 set with no other symptoms.
• 10135381Mar 6, 2015Engine cooling. This informational bulletin provides technicians with diagnostic tips for preventing oil leaks after changing oil and filter.
• 10113739Mar 6, 2015Equipment. This preliminary informational bulletin provides technicians a diagnostic tip for BCM DTC B101D SYM F0 set with no other symptoms.
• 10139314Mar 4, 2015Equipment. 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.
• 10139313Mar 4, 2015Equipment. This Preliminary Information communication provides information to the technician about vehicles that navigation system has inaccurate estimated time of arrival. This is a normal operating characteristic of the New Generation Infotainment system.
• 10139312Mar 4, 2015Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that may have Malfunction Indicator Lamp. Technician may find a Diagnostic Trouble Code P16F3 current or history in the Transmission Control Module. Technician should verify that the Diagnostic Trouble Code P16F3 is set in the Transmission Control Module.
• 10139311Mar 4, 2015Engine cooling. This Preliminary Information communication advises the technician that vehicles with engine Regular Production Option Code LGH or LML may have an Exhaust Fluid Quality Poor message displayed on the Driver Information Center. Technician will need to complete the current Service Information diagnostic for any current Diagnostic Trouble Codes or symptoms found.
• 10139310Mar 4, 2015Transmission and drivetrain. 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…
• 10135377Mar 4, 2015Equipment. This informational bulletin provides information on the PQC assembly replacement process - for dealers required to contact PQC prior to replacing an assembly (U.S. and Canada only).

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