2023 Chevrolet Tahoe Technical Service Bulletins

1,081 technical service bulletins (TSBs) are on record for the 2023 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.

• 10232936Mar 15, 2023Seats. Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. The affected vehicle owners should have been made aware of the condition at sale, and notified that once parts are available, they would be eligible for a no additional…
• 10233833Mar 14, 2023Engine cooling. This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set.
• 10234217Mar 13, 2023Equipment. This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.
• 10233358Mar 10, 2023Electrical system, Equipment. This service bulletin provides information on AGM batteries that require less frequent charging in storage.
• 10233334Mar 10, 2023Engine cooling, Fuel system. This technical bulletin provides a procedure to flush the cooler lines to validate if there is excessive debris in the fuel system caused by a failed part.
• 10232732Mar 9, 2023Transmission and drivetrain. Service Update- Certain vehicles may experience an intermittent loss of communication with the Transmission Control Module (TCM). Owners who have accepted applicable terms and conditions will have the opportunity to accept these software changes using wireless over-the-air (OTA) technology without having to bring their vehicle to a dealership. Alternatively, owners may have their vehicle serviced at a GM dealer to…
• 10233350Mar 8, 2023Electrical system, Equipment. This technical bulletin provides repair information to correct a customer concern of Instrument Cluster RPO UDV 162.2 Software Update – Multiple Updates.
• 10233349Mar 8, 2023Equipment, Electrical system. This technical bulletin provides repair information to correct a customer concern of Radio Software Version Y167 – Multiple Updates for IOK.
• 10233345Mar 8, 2023Engine cooling. This bulletin provides diagnostic information when checking the exhaust system for leaks.
• 10233338Mar 8, 2023Tires, Wheels. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10233373Mar 7, 2023Body and structure. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to water leaking around the interior roof/headliner area.
• 10234206Mar 6, 2023Back-over prevention (rear camera), Electrical system. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 10234205Mar 6, 2023Transmission and drivetrain. 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.
• 10233347Mar 6, 2023Engine cooling. The informational bulletin advises the tech to use the glow plug bore cleaner to reduce the chance of soot building up on the glow plug causing a premature failure.
• 10234203Mar 3, 2023Fuel system. This Preliminary information communicates an engineering investigation for injector caused misfires.
• 10232712Mar 3, 2023Engine cooling, Electrical system. This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.
• 10232845Feb 28, 2023Transmission and drivetrain. 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.
• 10232842Feb 28, 2023Transmission and drivetrain, Brakes. This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. On certain models, dealerships are to reprogram the BCM to correct the issue. The remaining models engineering is working on a fix.
• 10232474Feb 28, 2023Electrical system, Engine cooling, Equipment. This technical bulletin provides repair information to correct a customer concern of After a Remote Start When the Start Button Is Pressed the Engine May Stall or Will Not Restart.
• 10232837Feb 27, 2023Body and structure, Back-over prevention (rear camera). This Preliminary information communicates an issue with a wind noise while driving at highway speeds and dealers are to inspect the body harness pass through for being full seated into the cowl.
• 10232469Feb 27, 2023Equipment. This Warranty Administration bulletin provides policy information on Causal Part requirements for transactions submitted to GM for payment.
• 10232835Feb 24, 2023Forward 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".
• 10232832Feb 23, 2023Fuel system, Electrical system. This Preliminary information communicates a issue where the Can bus 1 data line is being corrupted by a aftermarket lighting module or poor connection installed by a Police Upfitter.
• 10232831Feb 23, 2023Electrical system. This Preliminary information communicates an issue with a battery going dead causing by the hand free liftgate module. Dealer are to replace the hands free liftgate module and also GM engineering is working on new BCM calibrations.
• 10232829Feb 22, 2023Electrical system. This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
• 10232459Feb 22, 2023Engine 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.
• 10232287Feb 21, 2023Equipment. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
• 10232288Feb 20, 2023Equipment. This warranty administration bulletin provides policy information, proper labor operation selection and causal part identification for warranty transactions (U.S. Only).
• 10232283Feb 17, 2023Body and structure, Visibility (wipers, defrost, mirrors), Other or unknown. This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a normal characteristic.
• 10232272Feb 17, 2023Transmission and drivetrain, Engine cooling. This technical bulletin provides a procedure to remove and re-install the fuse to reset the TCM ito correct the customer's concern.
• 10232143Feb 17, 2023Equipment. This warranty administration bulletin provides policy information for variable diagnostic time allowances on select labor operations (U.S. Only).
• 10232822Feb 16, 2023Back-over prevention (rear camera). This Preliminary information communicates a diagnostic tip for a thump, click, pop, clunk type noise that is heard from the front end. Dealers are to inspect for something contacting the grill shutters as they open and close.
• 10232821Feb 16, 2023Equipment. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 10232819Feb 16, 2023Air bags, Electronic 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.
• 10232275Feb 16, 2023Transmission and drivetrain. This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is considered normal operation.
• 10232155Feb 16, 2023Fuel system. This technical bulletin provides a procedure to replace the fuel feed line if found the cause of the failure which set the DTC.
• 10232818Feb 15, 2023Brakes, Transmission and drivetrain. This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. On certain models, dealerships are to reprogram the BCM to correct the issue. The remaining models engineering is working on a fix.
• 10232136Feb 15, 2023Exterior lighting. This service bulletin provides information for dealers/technicians on Exterior Lamp Condensation and Water Leaks and Replacement Guidelines.
• 10232813Feb 14, 2023Other or unknown. This Preliminary information communicates that when they connect a trailer to the truck that there is a Service Trailer Brake message displayed in the DIC. When checking for DTC's a C159C sym49 maybe set for the Trailer Brake Control Switch. GM Engineering released an updated trailer brake switch, See Customer Satisfaction Program N222384930.
• 10231817Feb 13, 2023Electrical system. Customer Satisfaction Program - certain vehicles may have a “Service Trailer Brake” message set when a trailer with electric brakes is connected and the driver attempts to use the manual apply slider on switch or depress the brake pedal while towing. Dealers are to replace the Trailer Brake Control Switch.
• 10232810Feb 10, 2023Transmission and drivetrain, Brakes. This Preliminary information communicates an issue when remote start is used the engine may stall when the push to start button is pressed. Engineering is working on a fix.
• 10232809Feb 10, 2023Transmission and drivetrain. This Preliminary information communicates to the dealer a diagnostic and repair direction to a possible engine crankshaft bearing failure.
• 10232806Feb 10, 2023Electronic stability control, Transmission and drivetrain, Suspension. This Preliminary information communicates a tip when diagnosing an inoperative air leveling suspension system and to repair any loss of comm DTC's with the power window motors first.
• 10232069Feb 10, 2023Equipment, Exterior lighting, Latches, locks and linkages. This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
• 10232081Feb 7, 2023Engine cooling. This engineering information (EI) closure ends the need for gathering information from technicians in regards to No Crank, No Start, Engine Runs Rough, Vehicle Stalls and/or Reduced Engine Power (REP), Service Engine Soon (SES) and/or Malfunction Indicator Lamp (MIL) Illuminated on Driver Information Center (DIC), Multiple DTCs Set.
• 10232076Feb 7, 2023Equipment, Electrical system. This service bulletin provides repair information to correct a customer concern of Wireless Charging Intermittent When Using Samsung Phones at Offset Positions.
• 10232073Feb 7, 2023Electrical system, Transmission and drivetrain. This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did not clear or appear to reset on the next engine start.
• 10232078Feb 6, 2023Engine cooling. This Informational bulletin advises the technician of possible areas the oil may leak from the engine.
• 10231362Feb 6, 2023Seats. Due to the industry-wide semiconductor shortage, the front driver and passenger seat cushion ventilation blowers are not functional on certain 2022-2023 model year vehicles listed above, built beginning March 30, 2022. Dealers are to replace the non-functional seat cushion ventilation blower with a functional one. Note: Some vehicles may also require the Heated/Ventilated Seat retrofit which must be performed prior…
• 10232789Feb 3, 2023Equipment. This Preliminary information communicates to dealers that there is a known issue with a loss of audio and the concern is being investigated by GM Engineering.

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