2018 Chevrolet Silverado 2500 Technical Service Bulletins

1,345 technical service bulletins (TSBs) are on record for the 2018 Chevrolet Silverado 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.

• 10157034Sep 25, 2017Body and structure, Equipment. This Preliminary Information communication provides information to the technician about vehicles that may have an EZ Lift and Lower tailgate opens too quickly. Technician will ensure nothing was added to the tailgate. If the tailgate opens within approximately 2-6 seconds, no repairs should be made. Technician should inspect the right tailgate bushing if the tailgate opens too quickly.
• 10157033Sep 25, 2017Engine cooling, Equipment, Electrical system. This Preliminary Information communication provides information to the technician of additional information when diagnosing a service driver assist message with a diagnostic trouble code B172E and or a B172F. The haptic seat motor has a pigtail lead coming off of it. In many cases the wiring pigtail near the haptic seat motor has broken and will require replacement.
• 10157029Sep 25, 2017Electrical system, Engine. This preliminary information communicates a Diagnostic Tip for a Service Trailer Brake Message with DTC C111B C1112 C1113 C1114 advising to address any battery issues first before any in depth diagnostics are done.
• 10159297Sep 22, 2017Seat belts. 17366 Service Update. The driver?s and front passenger?s seat belt retractors in certain vehicles may have been built with different torsion bars than were used in testing the vehicles. Dealers will replace seat belt retractors for driver and front passenger seating locations.
• 10159585Sep 20, 2017Fuel system, Engine cooling. This informational bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these conditions.
• 10159570Sep 20, 2017Electrical system. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
• 10157023Sep 20, 2017Engine, Electrical system. This Preliminary Information communication advises the technician that there have been some reports that the current engine hours are not correct and display 0.0. Technician will need to program the Instrument Panel Cluster using Service Programming System.
• 10157021Sep 20, 2017Body and structure, Wheels. This Preliminary Information communication provides information to the technician about vehicles that have raised dents or ripple appearance in the side outer panel of the cargo box around the perimeter of the wheel house opening. Technician should first access the rear of the inner wheelhouse area through the tail lamp cavity and the front of the wheelhouse from under the vehicle, and coat the inner hem of the…
• 10157020Sep 20, 2017Equipment, Electrical system. This Preliminary Information communication provides information to the technician about the use of J-35616-64B terminal test probe, replacement terminals, and terminated leads. The J-35616-64B is the latest test probe released for checking tension or probing the .64 series terminals. The test probe terminal has been released in the terminal repair kit (J-38125-620H) located in Lear Tray 7 part number 963716-2.
• 10159295Sep 19, 2017Equipment. 17366 Stop Delivery Population Revision. On September 14, 2017, GM ordered a stop delivery of certain vehicles. Some vehicles have been removed from this stop delivery order because they were repaired at the plant, or had been sold prior to the stop delivery and identified as such after systems refreshed. The revised list provides the Vehicle Identification Number (VIN) of all involved vehicles in dealer new…
• 10157014Sep 18, 2017Fuel system, Engine. 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…
• 10157013Sep 18, 2017Engine, Electrical system. This Preliminary Information communication provides information to the technician about vehicles that have a check engine light on. Technician may find Diagnostic Trouble Code P026A. The owner's manual advises not to drive above 45 MPH with a snowplow installed. However, GM Engineering is aware of the concern and is investigating.
• 10157012Sep 18, 2017Suspension, Equipment. This Preliminary Information communication provides information to the technician with the steps to diagnosis and repair vehicles with various handling, vehicle dynamics concerns, noises from the suspension or underbody, or issues related to damaged suspension components. Before any in-depth diagnostics are performed, be aware that various issues could occur if the vehicle has been modified and inform the customer…
• 10157010Sep 15, 2017Equipment, Electrical system. This Preliminary Information communication provides information to the technician about customers that may request the factory Integrated Trailer Brake Controller Regular Production Option Code (JL1) be installed on their Full-Size Pickup or SUV when the vehicle was not ordered with the option. Dealer should advise the customer it cannot be added to the vehicle.
• 10157009Sep 15, 2017Electronic stability control. This Preliminary Information communication provides information to the technician about vehicles that have an unwanted Stability Activation and/or a Service Stability message on the Driver Information Center. Technician may find a Diagnostic Trouble Code C0710. Technician should inspect for vehicles modifications before any in-depth diagnostics are performed.
• 10159575Sep 14, 2017Electrical system. This warranty admin bulletin explains to the technician additional information may be needed when submitting transactions when doing wiring repairs.
• 10159572Sep 14, 2017Equipment. This informational bulletin explains the importance of maintaining the vehicle.
• 10159294Sep 14, 2017Seat belts. 17366 Stop Delivery. Effective immediately, stop the delivery of certain vehicles in new vehicle inventory. The GM field action number is 17366. The driver?s and front passenger?s seat belt retractors in these vehicles may have been built with different torsion bars than were used in testing the vehicles. Until further instructions are received, involved vehicles that are in dealers?
• 10159293Sep 14, 2017Equipment. N172118130 Stop Delivery population revision. On September 1, 2017, GM ordered a stop delivery of certain vehicles in new vehicle inventory. Additional vehicles have been added and some vehicles have been removed from this stop delivery order. The revised list provides the Vehicle Identification Number (VIN) of all involved vehicles in dealer new inventory.
• 10159598Sep 13, 2017Back-over prevention (rear camera). This Technical bulletin provides information on new software to correct the rear camera display being too bright.
• 10159573Sep 12, 2017Suspension. This technical bulletin provides a procedure to apply grease to the leaf springs to correct a condition of a squeak noise from the metals making contact.
• 10159569Sep 12, 2017Engine cooling, Equipment. This informational bulletin advises the possible issues that may occur using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.
• 10159291Sep 12, 2017Equipment. N172118130 Stop Delivery population revision. On September 1, 2017, GM ordered a stop delivery of certain vehicles in new vehicle inventory. Additional vehicles have been added to this stop delivery order. The revised list provides the Vehicle Identification Number (VIN) of all involved vehicles in dealer new inventory. Until further instructions are received, involved vehicles that are in dealers?
• 10156999Sep 11, 2017Equipment. 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.
• 10159587Sep 7, 2017Engine. This informational bulletin provides information on higher than expected oil consumption.
• 10159578Sep 7, 2017Electrical system, Equipment. This informational bulletin provides information on approved warranty part numbers for original equipment batteries
• 10159577Sep 7, 2017Equipment. This informational bulletin provides technicians and dealership personnel with spray-in bed liner general information and repair procedures.
• 10159576Sep 7, 2017Engine cooling, Equipment. This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared Message Displayed on DIC, DTC P2463 May Be Set.
• 10159593Sep 6, 2017Equipment. This informational bulletin explains to the technician how to validate software calibrations have been tampered with by means of using aftermarket mods.
• 10159588Sep 6, 2017Engine cooling. This informational bulletin provides information on a Service Emission System Message and/or a Malfunction Indicator Lamp illuminated. This usually occurs after recently filling the DEF tank with the ignition in the on position due to some DEF fill equipment uses pumps that create a high level of temporary aeration of the DEF fluid being dispensed in the tank.
• 10159582Sep 6, 2017Engine cooling, Fuel system. This informational bulletin provides information on Diesel Exhaust Fluid (DEF) and the proper use of the DEF system.
• 10159288Sep 6, 2017Equipment. N172118130 Stop Delivery. On September 1, 2017, GM ordered a stop delivery of certain vehicles in new vehicle inventory. Additional vehicles have been added to this stop delivery order. Until further instructions are received, involved vehicles that are in dealers? possession (new vehicle inventory) must be held and not delivered to customers, dealer-traded, released to auction, used for demonstration purposes or…
• 10156994Sep 6, 2017Equipment, Engine cooling. This Preliminary Information communication advises the technician on the steps to diagnosing the concern and the repair. Customer has Warning Lamps and/Or coolant leaks present.
• 10156992Sep 6, 2017Fuel system, Engine cooling. This Preliminary Information communication provides information to the technician that some vehicle may have an “ Exhaust Fluid Quality Poor ” on the Driver Information Center or a diesel exhaust fluid warning lamp on or other exhaust fluid quality related concerns. Technician will inspect the diesel exhaust fluid for contamination.
• 10156990Sep 6, 2017Equipment. This Preliminary Information communication provides information to the technician about installing General Motors Accessory parts/kits. Technicians should refer to Service Information for information regarding most accessories. Technicians may also contact Partech and/or the Techline Customer Support Center for additional support.
• 10159574Sep 5, 2017Engine. This informational bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
• 10159571Sep 5, 2017Fuel system. This Informational Bulletin provides information on availability of Diesel Fuel additives.
• 10159262Sep 1, 2017Equipment. N172118130 Stop Delivery. Effective immediately, stop the delivery of certain vehicles in new vehicle inventory. We are investigating an issue relating to the accuracy of the New Car Assessment Program (NCAP) ratings on the Monroney label for these vehicles. Until further instructions are received, involved vehicles that are in dealers?
• 10140416Aug 31, 2017Steering. This engineering informational bulletin is requesting information from the field on vehicles that have the condition of a service power steering message displayed and or a power steering fluid leak.
• 10140379Aug 31, 2017Engine. This informational bulletin provides information for specification with the engine oil for the Duramax 6.6L engine.
• 10140375Aug 31, 2017Engine cooling. This technical bulletin provides to the technician a possible issue with the NOx sensor wiring harness and what to do if corrosion is found.
• 10140304Aug 31, 2017Engine cooling. This Technical bulletin provides a procedure on how to perform a quick test to check if the DPF is the cause of excessive soot from the tailpipe.
• 10140303Aug 31, 2017Engine. This informational bulletin provides information on common diesel engine tick noises and how they are considered part of normal operation and no parts should be replaced for these conditions.
• 10140293Aug 31, 2017Engine cooling. This informational bulletin provides information on Intake Manifold Inspection/Replacement After Severe Internal Engine Damage.
• 10140298Aug 30, 2017Equipment. The intent of this technical bulletin is to identify aftermarket ALDL or DLC interface devices as potential sources for causing multiple customer concerns that do not have other diagnostic methods to identify them.
• 10137752Aug 30, 2017Engine cooling. This Preliminary information communicates to dealer technicians that snow and ice build up is possible if the air filter box is not properly sealed. Aftermarket bumpers may also allow water intrusion.
• 10137750Aug 29, 2017Engine. This Preliminary Information communication provides information to the technician on vehicles that may have an intermittent high idle. If a technician has duplicated, or the customer description aligns with the speeds mentioned in the idle speed description tables, the idle speed should be considered a normal characteristic of current vehicle design.
• 10137747Aug 29, 2017Equipment. This Preliminary Information communication provides information to the technician that when scanning a vehicle for Diagnostic Trouble Codes, may find a temporary loss of Human Machine Interface communication with Global Diagnostic System 2. Technician should not replace the Human Machine Interface for this concern, power cycling of the Human Machine Interface fuse should restore communication.
• 10137743Aug 29, 2017Body and structure. This Preliminary information communicates how to align the tailgate to bedside by removing High Desert bed liner and cargo box trim to access the cargo box stowage bracket to elongate the holes to provide adjustment.
• 10137740Aug 25, 2017Engine cooling. This Preliminary information communicates to the dealer technicians aprocedure to determine if the vehicle'sSCR system is healthy.

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