2014 GMC Sierra 3500 Technical Service Bulletins

820 technical service bulletins (TSBs) are on record for the 2014 GMC Sierra 3500. 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.

• 10112142Jul 30, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicles that have a message on the radio "maximum number of phones are currently paired to the vehicle". Dealer should advise the customer this is normal operation of the vehicle due to the maximum number of five phones can be paired to a vehicle.
• 10112137Jul 30, 2014Equipment. 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.
• 10112135Jul 30, 2014Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have "Press check to turn off motion sensor" message on the Driver Information Center. If this message is displayed, the vehicle has a General Motors Accessory shock sensor, motion sensor or inclination sensor installed. Dealer should advise the customer this is normal operation with this accessory installed.
• 10112132Jul 28, 2014Transmission and drivetrain, Brakes. This Preliminary Information communication provides information to the technician about vehicles that are equipped with 6L80 Regular Production Option Code (MYC), 6L90 Regular Production Option Code (MYD) or 8L90 Regular Production Option Code (M5U) Automatic Transmission. Starting with the 2013 model year, Full Size Trucks and Utilities now have Powertrain Grade Braking.
• 10248445Jul 23, 2014Equipment. Vehicle Recalls
• 10112116Jul 17, 2014Engine cooling. This Preliminary Information communication provides information to the technician about engine block of possible cylinder bore damage, scoring or out of round as the possible cause of engine oil consumption, misfire, cylinder leakage or blow by. Technician will need to inspect the engine for Cylinder damage or scoring, An out of round cylinder bore, Dirt intrusion, and Catalytic Converter failure.
• 10137833Jul 16, 2014Equipment, Engine cooling. This information bulletin advises of a new tool used to aid in installing Duramax glow plugs.
• 10137831Jul 16, 2014Equipment, Visibility (wipers, defrost, mirrors). This preliminary bulletin provides a procedure to replace the outside mirriors with camper style mirriors for the customer request.
• 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.
• 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.
• 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
• 10248444Jun 30, 2014Equipment. Vehicle Recalls
• 10248443Jun 27, 2014Equipment. Vehicle Recalls
• 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.
• 10126301Jun 24, 2014Equipment. This preliminary bulletin explains to the technician to use the vin when reprogramming the radio using the techline/service programming systems.
• 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.
• 10126280Jun 13, 2014Equipment. This preliminary bulletin provides a information to the dealer for the requirements need for equipment.
• 10126278Jun 12, 2014Equipment. This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
• 10126275Jun 5, 2014Equipment. This information bulletin provides dealers with more information on how to better prep a vehicle for pre-delivery.
• 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.
• 10137934May 29, 2014Engine cooling, Transmission and drivetrain. This informational bulletin provides information to the technician on what parts of an engine or transmission will require the PQC to be notified.
• 10112093May 29, 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…
• 10137932May 28, 2014Electrical system, Equipment. This warranty bulletin explains how to use the EL-50313 Midtronic GR8 Battery tester to test a battery and determin if it is warranty or not.
• 10137928May 22, 2014Equipment, Tires. This informational bulletin explains a normal condition of new tires may shake and vibrate for the first few miles.
• 10137927May 22, 2014Equipment, Tires. This informational bulletin provides the technician with information on tire radial force variations and how to balance a tire using the balancer.
• 10137919May 19, 2014Equipment. This informational bulletin helps the technician quick reference repairs to bulletins as opposed to replacing parts that may be un necessary.
• 10137918May 19, 2014Electrical system, Equipment. This informational bulletin explains if the fuse is open when the customer plugs in the trailer, that it may be the cause if diagnostics finds no problems to that point.
• 10137914May 16, 2014Equipment. This informational bulletin provides tips on how to care for the interior of the vehicle using products.
• 10137906May 13, 2014Electrical system. This technical bulletin provides a procedure to disconnect the battery if the repairs were done to the vehicle and the technician was unable to clear the codes.
• 10137905May 13, 2014Electrical system. This preliminary bulletin provides information to the technician, to check for loose grounds and the correct labor op to use
• 10137903May 12, 2014Equipment. This preliminary bulletin states to add the DTC symptom byte to the documentation to help aid engineering pinpoint concerns when trying to locate a root cause.
• 10112055May 6, 2014Brakes, Transmission and drivetrain. This Preliminary Information communication provides information to the technician with the steps on diagnosing and repairing vehicles that may have unwanted grade braking, reduced engine power with no Driver Information Center messages "Brake Pedal Override Feature", transmission busy or frequent shifting up or down. Technician will use this preliminary information to find the brake pedal position data parameters…
• 10137894May 5, 2014Equipment, Engine cooling. This preliminary bulletin provies a procedure to replace the belt and balancer to correct the customers concern of a belt noise from front of engine.
• 10253373May 1, 2014Engine cooling, Electrical system. Engine Cranks But Will Not Start May Set P00C6.
• 10248771May 1, 2014Equipment. Base Radio Lock Up
• 10247763May 1, 2014Transmission and drivetrain. Unwanted Grade Braking - Low Power - And/Or Transmission Busy Shifting.
• 10247322May 1, 2014Transmission and drivetrain. Transmission Oil Cooler Connection
• 10247108May 1, 2014Transmission and drivetrain. Unwanted Grade Braking - Low Power - And/Or Transmission Busy Shifting.

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