2014 GMC Sierra 2500 Technical Service Bulletins

1,812 technical service bulletins (TSBs) are on record for the 2014 GMC Sierra 2500. 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.

• 10140363Jul 11, 2014Equipment. This information bulletin provides the dealers on how to submit a product information report.
• 10138578Jul 11, 2014Equipment. This information bulletin provides the dealers on how to submit a product information report.
• 10137828Jul 11, 2014Equipment. This information bulletin provides the dealers on how to submit a product information report.
• 10140360Jul 9, 2014Engine, Engine cooling. This preliminary information bulletin provides a procedure to install an air temperature sensor package kit, to correct the customer concern for reduced engine power and /or MIL illuminated.
• 10138575Jul 9, 2014Engine cooling, Equipment. This preliminary information bulletin provides a procedure to install an air temperature sensor package kit, to correct the customer concern for reduced engine power and /or MIL illuminated.
• 10137825Jul 9, 2014Engine, Equipment. This preliminary information bulletin provides a procedure to install an air temperature sensor package kit, to correct the customer concern for reduced engine power and /or MIL illuminated.
• 10140359Jul 8, 2014Equipment. This Technical bulletin provides a procedure to request a hard mute from Onstar when navigation is annoucing directions and to correct the customers concern of the radio being loud during navigation.
• 10138574Jul 8, 2014Equipment. This Technical bulletin provides a procedure to request a hard mute from Onstar when navigation is annoucing directions and to correct the customers concern of the radio being loud during navigation.
• 10137824Jul 8, 2014Equipment, Electrical system. This Technical bulletin provides a procedure to request a hard mute from Onstar when navigation is annoucing directions and to correct the customers concern of the radio being loud during navigation.
• 10112103Jul 8, 2014Fuel system. This Preliminary Information communication provides information to the technician about vehicles that may have a fuel leak or fuel odor. Technician may find Diagnostic Trouble Codes. If Diagnostic Trouble Codes are found technician should use published Service Information diagnostics first. If fuel leaks are found at the high pressure pump to fuel rail line fitting connections, technician should inspect the high…
• 10112102Jul 8, 2014Electrical system. This 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.
• 10250012Jul 1, 2014Fuel system, Equipment. Duramax® Diesel Glow Plugs Difficult to Install Due to Carbon Buildup - New Glow Plug Bore Reamer Available
• 10250011Jul 1, 2014Engine cooling. Various Engine Noises During Cold Start and Warm Engine Operation
• 10248776Jul 1, 2014Seats. Incomplete Weld on the Seat Hook Bracket Assembly
• 10246499Jul 1, 2014Other or unknown, Equipment, Electrical system, Fuel system. Duramax® Diesel Glow Plugs Difficult to Install Due to Carbon Buildup - New Glow Plug Bore Reamer Available
• 10245928Jul 1, 2014Equipment. Possible Blank Radio Display.
• 10245769Jul 1, 2014Suspension, Tires, Wheels. Vibration Shortly After Tires are Mounted/Preventing Vibration from Wheel Slip
• 10140353Jul 1, 2014Equipment. This information for Warranty administration - Changes the Service Policy and Procedures Section 1.6.2.11 and list the requirements for the dealer to comply.
• 10137818Jul 1, 2014Equipment. This information for Warranty administration - Changes the Service Policy and Procedures Section 1.6.2.11 and list the requirements for the dealer to comply.
• 10248444Jun 30, 2014Equipment. Vehicle Recalls
• 10248443Jun 27, 2014Equipment. Vehicle Recalls
• 10125984Jun 27, 2014Visibility (wipers, defrost, mirrors), Equipment. This Preliminary Information communication provides information to the technician about vehicle that may have a whistle noise coming from the driver?s side "A" pillar area when driving around 50 mph with the Heater-Vent-Air Conditioning in recirculation mode. Technician will need to reseal the Vehicle Identification Number plate rivets using room temperature vulcanization silicone sealer from the underside.
• 10125983Jun 27, 2014Electrical system. This Preliminary Information communication provides information to the technician about vehicles with a "Service Charging System" message displayed on the Driver Information Center and/or a low voltage reading on the volt gauge during the first several minutes after a cold start. Technician may find a Diagnostic Trouble Code B15517 sym 03. If this concern only occurs during the first several minutes of a cold…
• 10126308Jun 26, 2014Suspension. This informational bulletin was created to aid the technician in diagnosing the difference between a shock or strut that has a fluid residule from a possible external source from a leaking shaft seal.
• 10125978Jun 26, 2014Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that may have a rough idle and/or a vibration at idle in gear. Technician will need to try centering the engine and transmission mount. For vehicles built before 07/01/2013 if no change the shim to the right engine mount 2 most inner bolts 3mm.
• 10125977Jun 26, 2014Body and structure, Equipment. This Preliminary Information communication provides information to the technician about vehicles that have water or dust from the openings under the bed rails near the stake pockets. Dealer should communicate to the customer this condition is a normal operating characteristic of their vehicle.
• 10125975Jun 26, 2014Electrical system, Fuel system. This Preliminary Information communication provides information to the technician about vehicles that may have a hard start, no start, rough running, or low fuel pressure. Technician may find Diagnostic Trouble Codes P0087, P0088, P0191 and P128E during the inspection. If during the inspection of the fuel system contamination is found the complete fuel system will need to be cleaned and flushed. After the fuel…
• 10125973Jun 26, 2014Electrical system. This Preliminary Information communication provides information to the technician about vehicles that may have Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Code P0420, P24A0 and or P2463. Technician should follow published Service Information diagnostics for the Diagnostic Trouble Codes that are set. If the diagnostic leads to diagnosis or replacement of the Q57 Indirect Exhaust…
• 10125972Jun 26, 2014Transmission and drivetrain, Engine. This Preliminary Information communication provides information to the technician of a complaint of a sag or hesitation when accelerating. The concern is present when coasting at low speeds of less than 15 miles per hour and then aggressively applying the throttle, or after making a hard stop followed by an aggressive throttle.
• 10126301Jun 24, 2014Equipment. This preliminary bulletin explains to the technician to use the vin when reprogramming the radio using the techline/service programming systems.
• 10125963Jun 19, 2014Fuel system, Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Technician may find Diagnostic Trouble Codes P0701, P0731, P0732, P0733, P0734, P0736, P0751, P0756, P0761, P0776, P0843, P0848, P0873, P0877, P0894 or P2723. Technician should follow published Service Information…
• 10126291Jun 18, 2014Visibility (wipers, defrost, mirrors). This preliminary bulletin provides a procedure on how to reset the power folding mirriors after they been folded manually, to fix the customers concern of the mirriors shaking or fluttering at normal driving speeds.
• 10125956Jun 16, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicles that may not receiving all channels on the XM band. Technician will need to use a scan tool and verify current Digital Radio Receiver Status under Data Display. Technician will need to look at the second line labeled Digital Radio Receiver Status will display a number of 00 - 04. Technician will repair per the status…
• 10125954Jun 16, 2014Engine, Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that may have a rough idle and/or a vibration at idle in gear. Technician will need to try centering the engine and transmission mount. For vehicles built before 07/01/2013 if no change the shim to the right engine mount 2 most inner bolts 3mm.
• 10125953Jun 16, 2014Equipment. This Preliminary Information communication provides information to the technician on the programming and activation of the OnStar system. For many 2008 and prior model year GM vehicles, the programming is performed using the Tech 2 and the activation is initiated by a Service Programming System.
• 10126280Jun 13, 2014Equipment. This preliminary bulletin provides a information to the dealer for the requirements need for equipment.
• 10125947Jun 13, 2014Electrical system, Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have the check engine light, tow/haul, Supplemental Inflatable Restraint, cruise control or other various indicators or warning lamps will not come on in the instrument panel. Tech will need to the Tech 2 scan tool to command the instrument panel indicator lights on.
• 10125946Jun 13, 2014Back-over prevention (rear camera), Body and structure, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that for no reason the alarm will go active. Technician will need to use a scan tool to verify that the alarm was activated by the inclination sensor. If the trigger is the inclination sensor, inspect the sensor's mounting location. Technician will need to relocate the sensor if it is attached to the driver's side lower…
• 10126278Jun 12, 2014Equipment. This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
• 10125942Jun 10, 2014Electrical system, Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicles that have not engagement into drive, delayed, no engagement into reverse, and or a range inhibit. Technician may find Diagnostic Trouble Codes P0701, P0731, P0732, P0733, P0734, P0736, P0751, P0756, P0761, P0776, P0843, P0848, P0873, P0877, P0894 or P2723. Technician should follow published Service Information…
• 10126275Jun 5, 2014Equipment. This information bulletin provides dealers with more information on how to better prep a vehicle for pre-delivery.
• 10125934Jun 4, 2014Fuel system. This Preliminary Information communication advises the technician that the Diesel Oxidation Converter part numbers 15231895, 22768282, 22770967, 22887212, 22893734 and 22977171 will be placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact General Motors Product Quality Center for further assistance.
• 10125933Jun 3, 2014Transmission and drivetrain. This Preliminary Information communication provides information to the technician about vehicle that have a Malfunction Indicator Lamp on. Technician may find Diagnostic Trouble Codes P0601, P0603, P0604, P062F or P1621 stored in the Transmission Control Module. Technician will need to ensure that the Diagnostic Trouble Codes are set in the Transmission Control Module. If the Diagnostic Trouble Codes are only set…
• 10253413Jun 1, 2014Fuel system. Duramax Fuel System Contamination Identification.
• 10247767Jun 1, 2014Equipment. Unwanted Alarm Sounding (GM Accessory Inclination Sensor Mounting)
• 10247738Jun 1, 2014Body and structure. Whistle Noise From Drivers Side A Pillar Area.
• 10247324Jun 1, 2014Electrical system. ?Peek In? Odometer Display Incorrect
• 10247112Jun 1, 2014Equipment. Unwanted Alarm Sounding (GM Accessory Inclination Sensor Mounting)
• 10247083Jun 1, 2014Body and structure. Whistle Noise From Drivers Side A Pillar Area.
• 10137937May 30, 2014Tires. This informational bulletin provides explanation on using the tire sealent in the GM kit as a temporary fix only untill the tire can be properly repaired under the new tire warranty.

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