2025 Chevrolet Tahoe Technical Service Bulletins

468 technical service bulletins (TSBs) are on record for the 2025 Chevrolet Tahoe. 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.

• 11011684Dec 4, 2024Electrical system, Other or unknown. This Preliminary information communicates an issue with high resistance in the glass breakage loop that could cause a dead battery or unwanted theft alarm. Dealers are to inspect the glass breakage loop.
• 11012009Nov 27, 2024Transmission and drivetrain. This bulletin helps aid the tech in possible transmission noise that may be normal or abnormal depending on the concern noted.
• 11012003Nov 27, 2024Visibility (wipers, defrost, mirrors), Other or unknown. This service bulletin provides a service procedure to correct customer concerns of Air Conditioning (A/C) Not Working and/or Blows Warm Air.
• 11011989Nov 27, 2024Transmission and drivetrain. This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
• 11011990Nov 26, 2024Wheels, Brakes. This service bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customer concern of wheel clicking.
• 11011361Nov 26, 2024Transmission and drivetrain, Fuel system. This Preliminary information communicates with dealers if they see a Service 4WD Message on with DTC U3000 SYM47 set in the TCCM, Check DTCs, Clear DTCs and advise customer engineering is working on a fix.
• 11011996Nov 25, 2024Other or unknown, Electrical system. This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.
• 11011946Nov 22, 2024Visibility (wipers, defrost, mirrors). This informational bulletin provides information on Outside Rear View Mirror Defog or Defrost Times Different for Passenger and Driver Mirrors.
• 11011900Nov 22, 2024Engine. This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter or camshaft issue.
• 11011351Nov 22, 2024Body and structure, Other or unknown. This Preliminary information communicates an issue with a service door latch system messages. On Cadillac and Chevrolet models dealership are to cycle the child door latch on and off to correct the issue. On GMC models GM engineering is working on a fix.
• 11011860Nov 15, 2024Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
• 11011389Nov 15, 2024Other or unknown. This Preliminary information communicates an issue with programming key fobs and provides information on how to address any fob programming issues.
• 11011877Nov 14, 2024Air bags, Electrical system. This technical bulletin provides repair information to correct a customer concern of Air Bag Warning MIL with DTC B14DC.
• 11011196Nov 12, 2024Electrical system. This Preliminary information communicates an issue with an SES MIL and BCM DTC U1962 and ECM P00FF set. Dealers are to perform a clear DTC's and if necessary, perform a Serial Data Authentication Configuration procedure to correct this issue.
• 11011231Nov 8, 2024Body and structure. This Preliminary information communicates an issues with a service keyless entry message caused by aftermarket door handle covers and they should be removed.
• 11011212Nov 8, 2024Other or unknown. This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this communication issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.
• 11011709Nov 5, 2024Engine, Body and structure, Wheels, Other or unknown, Brakes. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
• 11011181Nov 5, 2024Transmission and drivetrain. This Preliminary information communicates an issue that after starting the vehicle intermittently they are unable to shift out of Park with a "Conditions Not Met" message. Engineering is working on releasing improvements to the infotainment screen boot up time. In the meantime, wait for the infotainment screen to boot up and then you will be able to shift from park.
• 11011183Nov 1, 2024Other or unknown. This Preliminary information communicates recovery procedure after return to dealer message.
• 11011480Oct 29, 2024Other or unknown. This Preliminary information communicates to check the drivers monitoring camera for a B1DD0 SYM57 or B0126 SYM82 setting with no other DTCs.
• 11011478Oct 29, 2024Forward collision avoidance. This Preliminary information communicates where the driver is unable to activate Super Cruise along with a DIC message stating "Super Cruise Subscription Required, Press OnStar Button". Dealer are to power cycle the onstar module to reset.
• 11011476Oct 28, 2024Electrical system. This Preliminary information communicates diagnostic tips on how to resolve a issues with vehicles that will not power up after a can bus 2 issue, lightning strike, or a failed over the air update.
• 11011475Oct 28, 2024Other or unknown. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 11011473Oct 28, 2024Suspension. This Preliminary information communicates a false DTC U0422 set in the K5 Automatic Level Control Module and dealership should ignore and clear the DTC. This does not cause any customer complaints, warning messages or warning indicators.
• 11011367Oct 28, 2024Electrical system, Other or unknown. This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
• 11011205Oct 28, 2024Steering, Transmission and drivetrain, Engine. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
• 11011468Oct 25, 2024Forward collision avoidance. This Preliminary information communicates that a customer may see a Super Cruise Unavailable message with multiple codes setting and Engineering is working on a resolution.
• 11009165Oct 25, 2024Brakes. This Preliminary information communicates an issue with the Hydrastar Electric Over Hydraulic trailer brake system causing a voltage spike into the trucks electrical system which is causing DTC C1114 to set.
• 11011465Oct 24, 2024Other or unknown. This Preliminary information communicates to dealership technicians that if they encounter a vehicle with this issue, they can contact TCSC to have the software for the MDI backdated to communicate properly.
• 11011459Oct 23, 2024Transmission and drivetrain. This Preliminary information communicates a possible retainer ring dis-lodged for a DTC P2714, may not have reverse as well.
• 11011453Oct 22, 2024Other or unknown. This Preliminary information communicates the the active safety features and/or cameras are inoperative or unavailable after a 12 volt battery replacement or battery charge after a low voltage condition.
• 11009051Oct 22, 2024Electrical system. This Preliminary information communicates an issue with an aftermarket device wired into the vehicle and cause the vehicle to turn off when shifted into gear. This PI provides a diagnostic tip to inform dealership to inspect for this aftermarket device before further diagnostics is performed.
• 11010727Oct 18, 2024Other or unknown. Warranty Administration - Claim Submission for Field Actions using Vehicle Wide Programming.
• 11010726Oct 18, 2024Other or unknown, Electrical system. This service bulletin provides information for dealers/technicians on Vehicle Wide Programming Instructions.
• 11010901Oct 17, 2024Electrical system. This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to measure the load on the system that may be causing a drain.
• 11010874Oct 15, 2024Fuel system. This bulletin provides information on how to look for and test for DEF or water in the fuel system and what the specs should be.
• 11010576Oct 11, 2024Other or unknown. This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center (WPC) must be shipped using Central Transport. Hazardous materials should never be sent by air transportation to the WPC.
• 11010642Oct 9, 2024Body and structure. This technical bulletin provides a procedure to correct the condition of Striker to Liftglass Latch Creak Noise.
• 11010639Oct 9, 2024Engine. This informational bulletin advises the tech and the customer of a normal DEF operation while under high load conditions and when the time is right to fill the DEF at that time frame.
• 11010545Oct 9, 2024Other or unknown. This service bulletin provides information on key code security rules and information on GM keycode look-up applications (U.S).
• 11010566Oct 8, 2024Body and structure. This service 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).
• 11011423Oct 7, 2024Electrical system. This Preliminary information communicates information on a upfitter or body shop swapping rear door harnessses side to side causing incorrect rear window operation.
• 11010493Oct 5, 2024Body and structure, Other or unknown. This warranty administration service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
• 11010490Oct 5, 2024Engine. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 11010492Oct 3, 2024Electrical system, Other or unknown. This service bulletin provides information for dealers/technicians on New Labor Operations for Limited Production Option (LPO) Calibrated Accessories.
• 11010488Oct 3, 2024Other or unknown. This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
• 11010421Oct 3, 2024Electrical system. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
• 11010495Oct 2, 2024Other or unknown. This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
• 11010491Oct 2, 2024Other or unknown. This warranty administration bulletin provides policy information for GM courtesy transportation and roadside assistance programs.
• 11011406Oct 1, 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".

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