2023 Chevrolet Suburban Technical Service Bulletins

664 technical service bulletins (TSBs) are on record for the 2023 Chevrolet Suburban. 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.

• 10251377Feb 28, 2024Body and structure, Electrical system, Latches, locks and linkages. This technical bulletin offers a procedure to correct the condition of Dead Battery and / or Unwanted Liftgate Opening.
• 10251719Feb 27, 2024Equipment. This Preliminary information communicates Engineering is investigating a no audio issue.
• 10251717Feb 26, 2024Electrical system, Equipment. This Preliminary information communicates that you may notice a black screen on their radio display. This can happen for a period of a couple seconds or the entire ignition cycle. Engineering is aware of the issue and investigating.
• 10251371Feb 26, 2024Electrical system, Equipment. This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable.
• 10251353Feb 26, 2024Transmission and drivetrain. This service bulletin advises the technician to check if the transmission cooler lines are twisted to correct customer concerns of Harsh Shift, Shudder, Surge, Stall, Transmission Overheating and/or High Transmission Fluid Temperature.
• 10250789Feb 23, 2024Engine cooling. This service bulletin provides a repair procedure to correct customer concerns of Service Emissions System Displayed on DIC, MIL Illuminated with DTC P249C and/or P20E8 Set.
• 10250775Feb 22, 2024Engine cooling. This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil Cooler Lines and Oil Tank if the engine was replaced where large amounts of debris has flowed throughout the oiling system.
• 10251708Feb 21, 2024Electronic 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.
• 10251707Feb 21, 2024Electrical system, Back-over prevention (rear camera), Forward collision…. This Preliminary information communicates information on to verify if the correct Rear Short Range Radar brackets are heat staked to the rear fascia. If brackets are installed in incorrect location U3000 SYM76 can set.
• 10251704Feb 21, 2024Forward collision avoidance. This Preliminary information communicates a "Forward Collision System Reduced" message displayed on the DIC when the Forward Automatic Braking has been set to the "Alert" setting. This is normal when the FAB has been set to "Alert".
• 10250790Feb 20, 2024Electrical system, Equipment. This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable.
• 10250500Feb 20, 2024Engine cooling, Fuel system. Emission Recall - General Motors has decided to conduct a Voluntary Emission Recall on certain vehicles. During servicing of these vehicles, an incorrect catalytic converter part that may not meet all emission system requirements may have been installed. Dealers are to replace the catalytic converter.
• 10250757Feb 16, 2024Equipment, Electrical system. This engineering information (EI) closure ends the need for gathering further information from technicians in regard to windshield wipers intermittently inoperative when on low setting.
• 10250580Feb 15, 2024Electrical system, Brakes, Equipment. This technical bulletin provides a procedure to correct the condition of Trailer Brake Disabled and/or DTC C1114 Stored During Pulling a Trailer with a Battery, Generator or Solar Charger.
• 10250758Feb 14, 2024Seats, Latches, locks and linkages. This engineering information (EI Lite) is requesting technicians use the Field Product Reporting (FPR) app process if you encounter a vehicle where a customer comments on the second-row seat not folding, latching, seat binds, and/or is difficult to fold or open, that drives a warrantable item type of repair on any of the listed Models.
• 10250748Feb 14, 2024Equipment, Electrical system. This technical bulletin provides repair information to correct a customer concern of DTC U3000 Setting in Automated Map Module (HDLM) - SuperCruise Unavailable.
• 10250582Feb 14, 2024Transmission and drivetrain, Electrical system, Equipment, Steering. This service bulletin helps diagnose/reduce possible CCND issues on Transfer Cases - Service 4WD on DIC, Intermittent Failures, Noise Concerns, Driveline/Steering Vibration/Shudder, Intermittent DTCs/MIL Illuminated, Engagement/Disengagement/Ratcheting Concerns.
• 10250566Feb 14, 2024Electrical system, Equipment. This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP).
• 10250747Feb 12, 2024Engine cooling, Electrical system. This service bulletin provides a repair procedure to correct customer concerns of Service Emissions System Displayed on DIC, MIL Illuminated with DTC P249C and/or P20E8 Set.
• 10250514Feb 9, 2024Vehicle speed control, Electrical system, Forward collision avoidance. This informational bulletin provides information on when the customer engage SuperCruise, their vehicle will immediately veer to the left and center itself on the left-hand lane line. During normal driving and/or if normal/adaptive cruise is used a pull may not be noticed.
• 10250505Feb 7, 2024Engine cooling, Fuel system. This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
• 10250503Feb 7, 2024Engine cooling. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10251685Feb 6, 2024Brakes. This Preliminary Information communication provides information to the technician about fluid leaking from the brake caliper piston area found during a service of the vehicle. The substance is actually excess assembly grease from the caliper boot and piston installation. This grease can be cleaned off and the rest of the service completed.
• 10250507Feb 5, 2024Engine cooling, Electrical system. This technical bulletin provides a procedure to program the Reductant Control Module and Setup and Perform the Reductant Fluid Tank Level Reset.
• 10250347Feb 2, 2024Transmission and drivetrain, Engine cooling. This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required to Contact the PQC for engine or transmission assembly replacement and explains the PQC process, GWM Transaction submission, vehicle service record retention and proper handling of assembly returns for Canadian Dealers only.
• 10250350Feb 1, 2024Seats. This technical bulletin provides repair information to correct a customer concern of SUV Second Row Seat Bolt Torque Pattern.
• 10250277Jan 31, 2024Electrical system, Equipment. This technical bulletin provides repair information to correct a customer concern of UDV Cluster Software version 162.3
• 10250007Jan 31, 2024Equipment. This Preliminary information communicates an issue where the vehicles wireless charger no longer works with certain ISO updates on Apple 15 phones and advises customer to update their phone to the lastest ISO update.
• 10250276Jan 30, 2024Electrical system, Equipment. This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.
• 10250001Jan 30, 2024Equipment, Visibility (wipers, defrost, mirrors). This Preliminary information communicates an issue with poor heater performance and advises dealerships to inspect the heater core inlet and outlet hoses for being twisted or kinked.
• 10250278Jan 29, 2024Equipment, Electrical system. This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus traffic (voltage patterns) to aid Technical Assistance (TAC) and Field Service Engineers (FSEs) in diagnosing electrical issues present on network communication circuits.
• 10250000Jan 29, 2024Equipment. This Preliminary information communicates to dealer on how to check for an OTA update pending
• 10249991Jan 23, 2024Steering. This Preliminary information communicates the proper procedures for doing an alignment on a vehicle with super cruise that has a pulling complaint.
• 10250244Jan 18, 2024Body and structure. This preliminary informational (PI) bulletin provides information to dealership personnel which may be helpful when addressing underbody component corrosion with customers.
• 10249745Jan 18, 2024Body 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).
• 10249946Jan 16, 2024Engine cooling. This bulletin advises the tech to inspect deeper into what may be to main cause of an engine failure.
• 10249590Jan 16, 2024Equipment. This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as a Product Allegation Resolution (PAR) claim.
• 10249982Jan 15, 2024Equipment. This Preliminary information communicates that GM is aware of and working on the audio issue.
• 10249579Jan 12, 2024Engine cooling, Transmission and drivetrain. This PI bulletin advises the technician on the proper way to install the pistons in an engine.
• 10249011Jan 12, 2024Exterior lighting. This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License Lamp or Fog/Driving Lamp Damage.
• 10249976Jan 11, 2024Electrical system. This Preliminary information communicates an issue with the SES MIL and DTC P062B and engineering is working on a fix.
• 10249585Jan 11, 2024Electrical system, Equipment. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to windshield wipers intermittently inoperative when on low setting.
• 10249035Jan 11, 2024Equipment, Electrical system. This service bulletin provides a procedure to update the calibrations after Window Regulator electronics or window motor replacement.
• 10249034Jan 11, 2024Electrical system, Equipment, Other or unknown. This informational bulletin advises the technician to check for faults that may be caused by the trailer otherwise found by a possible faulty trailer connector.
• 10249968Jan 9, 2024Electrical 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.
• 10249967Jan 9, 2024Equipment. This Preliminary information communicates that GM is aware of and working on the audio issue.
• 10249535Jan 8, 2024Electrical system. This preliminary information (PI) provides information om Service Programming System (SPS) Error Codes (E4398, E4399, E4403, M4404, M4413, M6954, M6955, E4414, E4423, E4491 or E6961).
• 10248661Jan 8, 2024Electrical system. Service Update. Certain vehicles may be missing the provisioning for the graphics processor on the instrument cluster. Dealers are to replace the instrument cluster.
• 10249006Jan 5, 2024Seats. This technical bulletin provides a procedure to correct the condition of Second Row Seat Loose and/or Clicking.
• 10249007Jan 4, 2024Equipment, Electrical system. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y171 – Multiple Updates.

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