2011 GMC Yukon Denali XL Technical Service Bulletins

1,408 technical service bulletins (TSBs) are on record for the 2011 GMC Yukon Denali XL. 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.

• 10043850Feb 1, 2013Steering. Gmc: hydraulic power steering leak at hose connection to steering rack. All potential leaks should be completely cleaned and indentified before attempting to repair or replace any power steering components. *js updated 4/22/13.
• 10112763Jan 31, 2013Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a cold air leak on the front passenger side while driving. Technician will need to use black RTV silicone and apply over the seam between the upper and lower Heater-Vent-Air Conditioning case halves.
• 10133152Jan 28, 2013Equipment. This informational bulletin provides information on the replacement process for the product quality center.
• 10133151Jan 28, 2013Transmission and drivetrain. This informational bulletin provides information for service agents not required to contact product quality center for CNG, LPG or gasoline engine, transmission and/or transfer case.
• 10133149Jan 28, 2013Electrical system. This technical bulletin provides a procedure on suspected tampering due to aftermarket ALDL or DLC interface devices causing multiple issues.
• 10133148Jan 28, 2013Engine. This technical bulletin provides a procedure to install AFM oil deflector, rocker arm cover-left bank and clean carbon from cylinder due to engine oil consumption on aluminum block/iron block engines.
• 10133147Jan 28, 2013Tires. This informational bulletin provides information on tire radial force variation.
• 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.
• 10133143Jan 25, 2013Electrical system. This informational bulletin provides information on suspected tampering on vehicles modifications for identifying non GM ECM calibrations.
• 10112740Jan 25, 2013Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that may have a service 4WD message displayed in the Driver Information Center. Technician may find Diagnostic Trouble Code C0379. Technician will need to inspect the front axle actuator connector for signs of moisture intrusion. If there is corrosion on the terminals at either location replace the actuator and harness.
• 10133136Jan 23, 2013Back-over prevention (rear camera), Vehicle speed control. This preliminary informational bulletin provides information on dignostics for a whine noise at varies engine speeds.
• 10112737Jan 23, 2013Electrical system. This Preliminary Information communication provides information to the technician about vehicles that the speedometer needle appears to be inaccurate. Dealer should advise the customer the specification for speedometer needle accuracy is +/- 2 miles per hour at any given speed when looking straight at the needle.
• 10133130Jan 16, 2013Body and structure. This informational bulletin provides information pre-painting/cleaning process for TPO plastic fascias.
• 10112725Jan 16, 2013Engine. This Preliminary Information communication provides information to the technician about vehicles that have misfires on cylinders 1, 4, 6 and 7. Technician should inspect the camshaft part numbers. Technician should ensure to use part number for the application by using the numbers stamped on the cam.
• 10133125Jan 14, 2013Equipment. This informational bulletin provides information on a update for the Electronic Component Exchange Program (U.S. and Canada Only)
• 10133120Jan 9, 2013Electrical system. This preliminary informational bulletin provides information on communication interface module replacement.
• 10112702Jan 8, 2013Engine. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Codes P0300-P0308.
• 10133117Jan 3, 2013Engine. This technical bulletin provides a procedure to install the updated valve cover for models built with the prior date listed to correct oil consumption of vehicles with higher mileage.
• 10254206Jan 1, 2013Electrical system, Engine cooling. No Crank/No Start, Dead Battery Due to Parasitic Drain/Discharge.
• 10247747Jan 1, 2013Electrical system. Speedometer Needle Accuracy Information
• 10247092Jan 1, 2013Electrical system. Speedometer Needle Accuracy Information
• 10112697Dec 27, 2012Transmission and drivetrain, Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a Service Engine Soon Malfunction Indicator Lamp on, engine misfire, and/or engine noise. Technician may find Diagnostic Trouble Codes P0300-P0308.
• 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.
• 10113849Dec 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.
• 10112688Dec 18, 2012Transmission and drivetrain. This Preliminary Information communication advises the technician that 2ML70 Transmission Assembly will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact General Motors Technical Assistance Center for further assistance.
• 10138541Dec 17, 2012Equipment. This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10113843Dec 17, 2012Equipment. This warranty administration bulletin provides information on the Clarification of Use for Dealer Empowerment Labor Operations and Customer Enthusiasm
• 10112687Dec 17, 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.
• 10112677Dec 14, 2012Electrical system, Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B101D-37 history in the Vehicle Communication Interface Module or telematics communication interface control module. Engineering has determined that this code will only display in history on the scan tool and will not cause issues with OnStar system operation.
• 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.
• 10113842Dec 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.
• 10112668Dec 13, 2012Exterior lighting. This Preliminary Information communication provides information to the technician about the puddle light operation. Technician should be advised that the puddle lamps to operate, "Approach Lighting" must be turned on using the Drivers Information Center buttons.
• 10112655Dec 12, 2012Wheels, Tires. This 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.
• 10112643Dec 12, 2012Equipment. This Preliminary Information communication provides information to the technician with a diagnostic tip about vehicles that have no sound after replacing the radio. Technician will need to reprogram the radio using Tis-2-Web and Service Programming System with the latest calibrations per Regular Production Option Codes.
• 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.
• 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.
• 10113838Dec 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.
• 10113837Dec 7, 2012Equipment. This informational bulletin provides a list off all the issues revolving around new vehicles for a one stop place to find growing concerns around them.
• 10112630Dec 6, 2012Equipment, Seats. This Preliminary Information communication provides information to the technician about vehicles that may have a heated or cooled seat feature is inoperative for either the driver or passenger front seat. Technician will need to inspect Climate Control Seat Module C1 and X1 connector for proper pin fit. Technician will replace the Climate Control Seat Module connector if any distortion is found.
• 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.
• 10113831Dec 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, Other or unknown, Tires, Suspension. Diagnostic Tips for Difficult to Resolve Tire/Wheel Vibration Concerns
• 10245770Dec 1, 2012Wheels, Tires, 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
• 10062548Dec 1, 2012Body and structure. Summary to be provided on a future date.
• 10126163Nov 30, 2012Electrical system. This informational bulletin provides information regarding the aftermarket device interference with onstar diagnostic service.
• 10112618Nov 30, 2012Seats, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have the front seats will not cool when using remote vehicle start. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
• 10112614Nov 29, 2012Equipment. This Preliminary Information communication provides information to the technician about customers may inquire about the availability of the passenger compartment air filter. Dealer should advise the customer starting in 2003 the passenger compartment air filter is no longer available as a factory option.
• 10112613Nov 29, 2012Tires. This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
• 10126171Nov 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.

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