2015 GMC Sierra 3500 Technical Service Bulletins

873 technical service bulletins (TSBs) are on record for the 2015 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.

• 10190387Dec 1, 2015Transmission and drivetrain, Electrical system. Recovery Process from a Controller Reprogramming Interruption During service reprogramming of the T87 TCM, some technicians may notice the TCM may fail during the reprogramming event and become unresponsive to the Service Programming System (SPS), unresponsive to the GDS2 tool. This bulletin addresses corrective actions to attempt to recover the module before declaring the TCM as a bad part and replacing. During…
• 10190380Dec 1, 2015Engine cooling. Information on Diesel Exhaust Fluid (DEF) Filling Instructions, Frozen Tank Status and General Information In operating temperatures of 15°F (−9°C) or less, customers may comment on an “Exhaust Fluid Range” message displaying on the DIC even though the DEF fluid has been filled. When the DEF is frozen, the level sensor cannot determine the fluid level in the tank. If this occurs the logic of the PCM will…
• 10115143Nov 30, 2015Engine cooling. This Preliminary Information communication provides information to the technician about gasoline powered cars, mid-size trucks, light duty trucks, and heavy duty trucks with premature catalytic converter failures. It is recommended to inspect for a poor crimp on the grounds ring terminal at the engine block for the bank with the concern and repair the wire.
• 10089583Nov 11, 2015Visibility (wipers, defrost, mirrors). 15795 - service update (updated vin list). The total number of u.s. Vehicles involved has been expanded.
• 10089581Nov 5, 2015Visibility (wipers, defrost, mirrors). 15795 - service update (updated vin list). The total number of u.s. Vehicles involved has expanded.
• 10089573Nov 2, 2015Visibility (wipers, defrost, mirrors), Electrical system. 15795 - service update. Vehicles involved in this service update were placed on stop delivery october 16, 2015. This bulletin provides a service procedure to install a mirror switch, bezel and wire harness in certain vehicles equipped with power outside rear view mirrors (rpo dl8 or dpn). These vehicles were built without a mirror adjustment switch on the driver’s side door pad causing the inability to adjust the…
• 10126401Oct 30, 2015Body and structure. 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).
• 10126418Oct 27, 2015Engine cooling. 15766 - Customer Satisfaction Program. Certain 2015 model year Chevrolet Silverado HD and GMC Sierra HD model vehicles equipped with the Duramax Diesel 6.6L Engine (RPO LML) may exhibit engine harness chafing on the EGR stud. Dealers are to inspect the harness for damage, reroute the harness, and install a clip onto the EGR stud.
• 10126395Oct 27, 2015Engine cooling. This informational bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10126417Oct 26, 2015Electrical system. 15038 - Dealer Message Only - Not a Field Action. Select 2015 model year vehicles will receive a software download via OnStar® to update the software for the Electronic Climate Control (ECC) system. This over-the-air update is being piloted on a few hundred customer vehicles in the mid-October thru mid-December timeframe. Pending the successful completion of the pilot, rollout to the general vehicle population will…
• 10126393Oct 26, 2015Equipment. This warranty administration bulletin provides policy information on an updated warranty and policy exchange program for electronic products through GM authorized Electronic Service Centers (ESCs) (U.S. and Canada).
• 10126386Oct 22, 2015Body and structure. This preliminary informational bulletin adds the 2016 model year to repair information to correct a customer concern of the hood fluttering, vibrating or displaying visible motion at highway speeds or over rough road surfaces.
• 10126385Oct 22, 2015Electrical system, Equipment. This preliminary informational bulletin adds the 2014 - 2016 model years to cleaning information to correct a customer concern of seeing a white film/residue on the IP pad and/or door trim panels.
• 10126384Oct 22, 2015Brakes. This preliminary informational bulletin adds the 2015 Chevrolet Colorado and GMC Canyon to diagnosis and repair information to correct a customer concern of alleged no park, vehicle rolls in park or park will not hold.
• 10126375Oct 14, 2015Electrical system, Equipment. This informational bulletin provides information to dealership personnel on the use of non-GM approved battery chargers and booster packs.
• 10126409Oct 13, 2015Engine cooling. 15638 - Customer Satisfaction Program. Certain 2016 model year Cadillac Escalade, Escalade ESV, Chevrolet Corvette, GMC Yukon Denali and 2015 Cadillac Escalade ESV, Chevrolet Silverado LD, GMC Sierra LD, and Yukon Denali XL model vehicles equipped with 6.2L engines (RPO L86 and LT1) may have engines built with cylinder head gaskets in which the head gasket stopper ring was off location.
• 10126370Oct 13, 2015Equipment, Transmission and drivetrain. This informational bulletin provides information to dealership personnel on proper engine and automatic transmission/transaxle identification.
• 10126369Oct 13, 2015Electrical system. This informational bulletin provides information that may be useful in diagnosing/testing batteries that have set for a long period of time and/or set in cold weather climates to correct a customer concern of symptoms that include, but not limited to, a slow or no crank condition that may be caused by a discharged battery.
• 10126363Oct 12, 2015Equipment. This technical bulletin provides repair information to correct a customer concern of hearing a squeak noise from the driver or passenger front door armrest area.
• 10126407Oct 9, 2015Transmission and drivetrain, Engine cooling. 15396B - Service Update (Parts Information revised). This bulletin provides a service procedure to install the original design temperature-sensor wiring harness to the valve body on certain 2015 model year Cadillac Escalade and Escalade ESV; Chevrolet Silverado; and GMC Sierra, Yukon, and Yukon XL vehicles, equipped with a 6.2L engine (L86) and 8-speed automatic transmission (M5U).
• 10126359Oct 9, 2015Visibility (wipers, defrost, mirrors). This preliminary informational bulletin contains recommendations of what needs to be done to swap/install camper outside rearview mirrors on a vehicle not originally equipped with them.
• 10126355Oct 6, 2015Equipment. This warranty administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment.
• 10126350Oct 5, 2015Equipment. This warranty administration bulletin provides policy information on an updated warranty and policy exchange program for electronic products through GM authorized Electronic Service Centers (ESCs) (U.S. and Canada).
• 10126349Oct 2, 2015Wheels. This warranty administration bulletin provides retail, wholesale and fleet personnel with General Motors recommendations for customer concerns related to wheel alignment.
• 10126347Oct 2, 2015Brakes. This technical bulletin provides repair information to correct a customer concern of a Service Stabilitrak message displayed on the Driver Information Center (DIC). During diagnosis, a technician may find DTC C0196-5A set in the Electronic Brake Control Module (EBCM).
• 10126346Oct 2, 2015Engine cooling, Fuel system. This informational bulletin provides information to dealership personnel on identifying Duramax Diesel overpower engine breakdown or non-function due to aftermarket power-up devices vs. non overpower engine non-function of pistons, cylinders, valve train components, and DTC P003A or P111D set.
• 10126345Oct 2, 2015Engine cooling. This preliminary informational bulletin provides service personnel with a guide to determine which SI documents and scan tool parameters to reference when encountering an: Exhaust Fluid Quality Poor message displayed, and a Reductant Fluid Quality Test status that will Pass, Time Out, Fail or Interrupt and other DEF messages that maybe observed.
• 10126344Oct 2, 2015Engine cooling. This preliminary informational bulletin provides technicians with repair information on removing seized exhaust temperature sensors.
• 10126343Oct 1, 2015Engine cooling. This preliminary informational bulletin provides dealership personnel with policies and procedures regarding damaged, disassembled or improperly packaged turbochargers returned to Warranty Part Center.
• 10248494Sep 1, 2015Equipment. Navigation Voice Prompts Choppy Distorted or Garbled.
• 10127175Sep 1, 2015Engine cooling. This Preliminary Information communication provides information to the technician about vehicles with misfires or roughness on cold start up. Technician may find a Diagnostic Trouble Code P0300 stored. Technician will add coolant dye to the system, run engine through warm up, pressurize the cooling system on a cold soak engine and inspect the suspect cylinder with a bore scope for coolant dye evidence.
• 10075402Sep 1, 2015Transmission and drivetrain. Summary to be provided on a future date.
• 10114680Aug 24, 2015Engine cooling. This Preliminary Information communication advises the technician that the 6.6L Duramax Diesel Engine Part number 12638502 has been placed on a parts restriction through the General Motors Product Quality Center. Dealer will need to contact the General Motors Product Quality Center for further assistance.
• 10059097Aug 24, 2015Transmission and drivetrain, Brakes. General motors: parts for most vehicles, clutch, master cylinder assembly are, required and requested, to be returned and need to reorder replacement parts using same part numbers.
• 10089827Aug 12, 2015Electrical system. 15115 - service update. This bulletin provides a service procedure to reprogram and update the glow-plug control module with new software on certain 2015 model year chevrolet silverado hd crew, hd crew ltz, hd regular, hd ext, hd ext ltz vehicles equipped with a duramax diesel engine (rpo lml) and certain 2015 model year gmc sierra hd crew, hd crew denali, hd regular, hd ext vehicles equipped with a duramax diesel…
• 10059106Aug 1, 2015Electrical system. Gmc/chevrolet: a reprogramming service procedure is provided regarding update on new software for glow plug control module for certain trucks that generate excessive heat, causing a short circuit in transistor and/or fire. Model 2015 silverado & sierra hd crew, denali, regular ext.
• 10059095Aug 1, 2015Engine, Engine cooling. General motors: in some vehicles and trucks, when transferring intake manifold to replace an engine long service block, due to internal damage, extreme caution must be taken for component debris via broken, bent or missing intake valves.
• 10059032Aug 1, 2015Transmission and drivetrain. Gmc/chevrolet: some vehicles fails to proceed either reverse or forward and sometimes transmission would slip in order to repair the condition, engineer must determine the cause of condition before repair. Model 2015 sierra 2500/3500, silverado 2500/3500. *pe updated 1/22/16.
• 10089904Jul 31, 2015Transmission and drivetrain. "15435b - service update (revised part information). This bulletin provides a service procedure to replace the torque converter on certain 2015 model year chevrolet silverado hd, gmc sierra hd and gmc sierra denali hd vehicles equipped with an allison 6-speed automatic transmission (rpo mw7). These vehicles may have been assembled with an incorrectly machined torque converter. Customers may experience noise, poor…
• 10138148Jul 28, 2015Engine cooling, Electrical system. This informational bulletin provides technicians with information on identifying non-GM ECM Calibration use and Power-Up hardware detection in Duramax® Diesel Engines using GDS 2.
• 10138143Jul 27, 2015Equipment, Transmission and drivetrain. This informational bulletin provides technicians with information to assist in identifying operating characteristics of manual transmissions that repair attempts will not change.
• 10138139Jul 23, 2015Electrical system, Equipment. This technical bulletin provides repair information for the correction of a customer concern of short duration musty odors emitted from the HVAC system at vehicle start-up in hot, humid conditions.
• 10114608Jul 16, 2015Equipment. This Preliminary Information communication advises the technician of a concern where the Onstar® menu is missing from the radio display. Pressing the white Onstar® push to talk button and say hide Onstar® menu will hide the menu and saying unhide menu will make the menu come back again.
• 10138124Jul 14, 2015Body and structure. This preliminary informational bulletin provides frame coating repair information to correct a customer concern of wax coating on frame peeling, metal shows corrosion/rusting (U.S. and Canada Only)
• 10138122Jul 14, 2015Equipment. This engineering information bulletin is requesting information from dealers on a customer concern of A/C inoperative or poor performance on recent built vehicles.
• 10114598Jul 10, 2015Equipment. 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.
• 10089896Jul 9, 2015Transmission and drivetrain. "15396 - service update. This bulletin provides a service procedure to install the original design temperature-sensor wiring harness to the valve body on certain 2015 model year cadillac escalade and escalade esv; chevrolet silverado; and gmc sierra, yukon, and yukon xl vehicles. The supplier of the transmission-wiring harness introduced an unapproved change to the temperature sensor (thermistor), resulting in…
• 10058755Jul 1, 2015Equipment. General motors: tsb contains an owner's notification letter. Select document search button below. On certain trucks and vehicles, the onstar system is inoperative due to embedded phone flash memory chip and vehicle communication interface module (vcim) needs replacing. Model 2015.
• 10089958Jun 26, 2015Electrical system. 15038 - dealer message only. Select 2015 vehicles will receive a software download via onstar® to update the software for the electronic climate control (ecc) system. The update will be performed on dealer inventory vehicles, with the update occurring during the night time hours of 1am to 5am edt. Updates will be rolled out to the inventory starting 6/29/2015 and complete by end of september 2015. No further action…
• 10089971Jun 17, 2015Transmission and drivetrain. 15435a - service update (revised service procedure). This bulletin provides a service procedure to replace the torque converter on certain 2015 model year chevrolet silverado hd, gmc sierra hd and gmc sierra denali hd vehicles equipped with an allison 6-speed automatic transmission (rpo mw7). These vehicles may have been assembled with an incorrectly machined torque converter. Customers may experience noise, poor…

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