2012 GMC Yukon XL Technical Service Bulletins

1,554 technical service bulletins (TSBs) are on record for the 2012 GMC Yukon 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.

• 10112580Nov 16, 2012Brakes. This Preliminary Information communication advises the technician that the Electronic Brake Control Module and Brake Pressure Modulator Valve for the 2-Mode Hybrid Utilities and Trucks will be placed on a parts restriction through the General Motors Technical Assistance Center. Dealer will need to contact for further assistance.
• 10112578Nov 15, 2012Brakes, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a lack of brake assist after disconnecting the battery or after the 12 volts battery has run low on voltage. The Antilock Braking System Malfunction Indicator Lamp may also be on. Technician may find Diagnostic Trouble Code C121D sym 00 or C056D sym 00 set in the Electronic Brake Control Module.
• 10112577Nov 15, 2012Equipment, Brakes. This Preliminary Information communication provides information to the technician about Electronic Brake Control Module relearn procedure is required anytime the Electronic Brake Control Module is replaced or has been Service Programming System reprogrammed.
• 10112573Nov 15, 2012Body and structure, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that the power lift gate Regular Production Option Code (E61 or TB5) is inoperative. Technician will find Diagnostic Trouble Code B153A set in the power lift gate control module. Technician will need to perform these steps. 1. Disconnect the connector at the Lift gate Latch Assembly. 2. Install a 3 ampere fused jumper…
• 10138201Nov 13, 2012Equipment. This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only.
• 10137459Nov 13, 2012Equipment. This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only.
• 10126197Nov 13, 2012Equipment. This informational bulletin provides information for requesting a new key code for customers with lost or stolen keys
• 10126196Nov 13, 2012Equipment. This informational bulletin provides information and rules for GM keycode look up applicationa dn the key code security rules and regulations for Canada only.
• 10138200Nov 12, 2012Body and structure, Equipment, Electrical system. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
• 10138197Nov 12, 2012Brakes, Engine, Transmission and drivetrain, Equipment. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
• 10137457Nov 12, 2012Equipment. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
• 10137454Nov 12, 2012Equipment. This informational bulletin provides a revision for 01-00-89-010I to add the 2013 model year.
• 10126200Nov 12, 2012Equipment. This informational bulletin provides a single point reference and strategy document to aid in reducing customer comebacks, and the possibility of buyback situations by outlining specific guidelines, strategy and forms that will assist with this goal, by identifying, clarifying and documenting customer concerns accurately at each service visit.
• 10126198Nov 12, 2012Equipment. This informational bulletin provides a list of newly released PI and Bulletins in regards to recent released vehicles so that vehicles can be fixed right the first time in for service.
• 10138196Nov 9, 2012Equipment, Electrical system. This informational bulletin provides information on part restriction and ordering process information for onstar vehicle communication interface modules.
• 10137453Nov 9, 2012Electrical system, Other or unknown, Equipment. This informational bulletin provides information on part restriction and ordering process information for onstar vehicle communication interface modules.
• 10126201Nov 9, 2012Electrical system. This informational bulletin provides information on part restriction and ordering process information for onstar vehicle communication interface modules.
• 10112560Nov 9, 2012Brakes. This Preliminary Information communication provides information to the technician about brake rotors on new vehicles and replacement parts from General Motors Service Parts Operations. Technician should be advised the costing should not be removed from the brake rotor it will wear off with normal brake usage. Dealer should communicate to the customer this condition is a normal operating characteristic of their…
• 10138192Nov 8, 2012Equipment, Engine, Transmission and drivetrain, Electrical system. This technical bulletin provides a procedure for replacing the throttle position sensor cover for concerns regarding a indicator lamp illuminated reduced power message displayed and DTC P2135 set.
• 10138191Nov 8, 2012Equipment, Visibility (wipers, defrost, mirrors). This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty paperwork
• 10137449Nov 8, 2012Engine cooling. This technical bulletin provides a procedure for replacing the throttle position sensor cover for concerns regarding a indicator lamp illuminated reduced power message displayed and DTC P2135 set.
• 10137448Nov 8, 2012Equipment. This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty paperwork
• 10126203Nov 8, 2012Equipment. This warranty administration bulletin provides information on what should be considerd warranty damage or damage that was at fault of the cutomer and how to properly claim them on the warranty paperwork
• 10112559Nov 8, 2012Equipment, Interior lighting. This Preliminary Information communication provides information to the technician about the roof beacon switch. The roof beacon switch will be left disconnected from the assembly plant. When a roof beacon light is added technician will need to plug the harness into the switch.
• 10112558Nov 8, 2012Electrical system. This Preliminary Information communication provides information to the technician with additional vehicle speed sensor diagnostic information. Technician may encounter multiple issues when diagnosing a Vehicle Speed Sensor. Technician will find it difficult to follow the speed signal path between the components. To test connect the Fluke meter leads between circuits 821 and 822 and set the meter to Alternating…
• 10138189Nov 7, 2012Tires, Wheels. This informational bulletin provides information on how to properly mount and balance wheels and tires on heavy duty truck models only
• 10137446Nov 7, 2012Tires, Wheels. This informational bulletin provides information on how to properly mount and balance wheels and tires on heavy duty truck models only
• 10126167Nov 7, 2012Equipment. This preliminary informational bulletin provides a procedure to replace the first junction block terminal and other terminals to correct a condition of poor HVAC performance.
• 10112551Nov 6, 2012Brakes. This Preliminary Information communication provides information to the technician about vehicles that have an Antilock Braking System lamp followed by a Service Stability message in the Drivers Information Center. Technician my find Diagnostic Trouble Code C0710 set in the Electronic Brake Control Module. Technician may or may not find Diagnostic Trouble Code C0455. Technician will need to ensure the steering wheel…
• 10112547Nov 6, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a front passenger flooring wet, water sloshing noise, and/or mist from the dash vents. Technician will need to rotate the drain hose to clear the heat shield.
• 10112544Nov 6, 2012Steering, Brakes. This Preliminary Information communication provides information to the technician about vehicles that may have a power steering pump whine noise. Technician will need to flush and refill the power steering system with Lucas Power Steering Fluid with Conditioners. Technician will replace the power steering pump with the latest design if the fluid is not available.
• 10126166Nov 5, 2012Electrical system. This preliminary informational bulletin provides a procedure to replace the mobile microphone for concerns regarding poor voice quality during bluetooth call or onstar personal calls.
• 10112541Nov 5, 2012Engine cooling. This Preliminary Information communication provides information to the technician about vehicles that have a buzz or rattle type noise during light acceleration around 1200-2000 Revolutions per minute. Technician will need to reposition the fuel line and bracket down away from the floor pan.
• 10112540Nov 5, 2012Body and structure. This Preliminary Information communication provides information to the technician about vehicles that the rear power lift-gate is inoperative with the inside switch and the outside door handle. Dealer should advise the customer to press the unlock button on the door panel and the lift-gate will work.
• 10112536Nov 2, 2012Air bags. This Preliminary Information communication provides information to the technician about vehicles that have a Diagnostic Trouble Code B0081 in the Sensing and Diagnostic Module and Passenger Presence Sensor modules. Technician should inspect the Sensing and Diagnostic Module and Passenger Presence Sensor powers, grounds, and communication circuits at all in line connectors for fully seated, backed out terminals, and…
• 10245761Nov 1, 2012Equipment, Electrical system. Requesting a New Key Code for Customer with Lost or Stolen Keys
• 10112530Nov 1, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a high pitch buzz, whine, squeal, or hum noise from the radio display. Dealer should communicate to the customer that we apologize for this inconvenience and that General Motors is working on a solution for this concern.
• 10112529Nov 1, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicles that have an OnStar system that will not power up. Technician should turn off the ignition and cancel retained accessory power. After the vehicle has powered down, remove power to the OnStar module for five minutes. After the power has been removed for five minutes, if the OnStar system is working release the vehicle.
• 10112528Nov 1, 2012Electrical system. This Preliminary Information communication provides information to the technician about vehicles that during battery parasitic drain test, there may be some confusion as to what the normal power consumption reading should be from the OnStar system. Technician should understand the power cycles of the various OnStar systems. All Generation 6, 7, 8, and 9 systems are powered up continuously for 48 hours from ignition…
• 10043892Nov 1, 2012Visibility (wipers, defrost, mirrors). Gm: diagnose and repair hvac blower function. May not be any air flow from the hvac vents. One possible of this condition may be the contacts in the hvac junction block(s) located at the right side of the instrumental panel. *js updated 1/24/13.
• 10112526Oct 31, 2012Brakes, Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a "Service Stability Message" appears on the Drivers Information Center. Technician will find Diagnostic Trouble Code C0561 set in the Electronic Brake Control Module. Technician will need to address any other Diagnostic Trouble Codes that are set in the vehicle first before working on Diagnostic Trouble Code…
• 10112519Oct 29, 2012Suspension, Wheels. This Preliminary Information communication provides information to the technician about vehicles that have grease leaking from front hub bearings. Technician should not replace the bearing for grease purge. Technician should be advised to not clean the purged grease from the area immediately on or adjacent to the seals because this grease provides additional protection.
• 10112512Oct 22, 2012Seats, Equipment. This Preliminary Information communication provides information to the technician about vehicles that are unable to set a personalized easy exit seat and/or power tilt column position and they will only move a predetermined amount. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
• 10112508Oct 22, 2012Tires. This Preliminary Information communication provides information to the technician that some owners of Heavy Duty Trucks and Utilities may ask if they can lower their tire pressures. Tire pressures being set to the "Tire and Loading Label" will ensure the safe handling and ride characteristics of the truck and should not be lowered.
• 10112494Oct 18, 2012Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts. Technician can check Service Information for some accessories. Technician can also contact Partech for assistance.
• 10112489Oct 17, 2012Equipment. This Preliminary Information communication provides information to the technician about vehicles that one or both of the roof mounted video screens will not turn on. Technician will need to inspect X206 and X306 for terminal damage or loose connections.
• 10112487Oct 17, 2012Engine cooling, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a lack of power on initial acceleration from a stop when the ambient temperature is approximately 103 Fahrenheit or greater and may include engine detonation or pre-ignition type events as temperatures approach 120 Fahrenheit. Technician will need to perform published Service Information diagnosis first.
• 10118643Oct 16, 2012Equipment. This preliminary informational bulletin provides a list of corrections for multiple concerns regarding Unexpected Loss of Radio Audio (Radio Goes Silent/No Sound) and Other Blackberry Phone - Bluetooth Issues
• 10084191Oct 16, 2012Equipment, Electrical system. This preliminary informational bulletin provides a list of corrections for multiple concerns regarding unexpected loss of radio audio (radio goes silent/no sound) and other blackberry phone - bluetooth issues
• 10118638Oct 15, 2012Engine cooling. This informational bulletin provides information on Identifying Non-GM (Aftermarket) Engine Calibrations for Gasoline Engines Using Tech 2 or GDS 2

← All problems reported for the 2012 GMC Yukon XL