2024 Cadillac XT4 Technical Service Bulletins

522 technical service bulletins (TSBs) are on record for the 2024 Cadillac XT4. 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.

• 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.
• 10250532Feb 22, 2024Body and structure, Electrical system. Service Update. Certain vehicles may have a condition where the hands free power liftgate with the projected logo lamp, will turn off in the personalization settings without customer notification after the vehicle goes into full sleep mode. Dealers are to reprogram the body control module.
• 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".
• 10251693Feb 12, 2024Equipment. This Preliminary information communicates the direction a technician needs to take when customer concern is loud noise in cabin.
• 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.
• 10250508Feb 5, 2024Equipment, Electrical system. This technical bulletin provides repair information to correct a customer concern of the Setting for the Hands Free Liftgate (Open-Close) Setting to Off During Ignition Cycles.
• 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.
• 10250349Feb 1, 2024Body and structure, Equipment, Electrical system. This technical bulletin provides a procedure to correct the condition of Rattle or Vibration Noise Coming from Upper Dash - Windshield Area While Driving.
• 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.
• 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.
• 10250258Jan 26, 2024Engine cooling. This service bulletin provides Information on Purge Pump Part Replacement and Purge pump Part Number Interchangeability.
• 10250255Jan 23, 2024Equipment, Electrical system. This service bulletin provides repair information to correct a customer concern of IVD Radio Software issues.
• 10250248Jan 23, 2024Transmission and drivetrain. This service bulletin provides information on a normal characteristic of a transmission that will not shift into overdrive range during cold ambient temperatures.
• 10250260Jan 22, 2024Electrical system, Equipment. This service bulletin provides repair information to correct a customer concern of Radio Software issues and provide software (Version W26E-172.4.2-M169-SQBR4-123.4) Updates for IVD.
• 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.
• 10249985Jan 17, 2024Equipment. This Preliminary information communicates to dealership technicians that they will need to perform this step prior to performing any programming on replacement radios.
• 10250247Jan 16, 2024Equipment, Seats, Electrical system. This engineering information (EI) s requesting information from technicians to perform the check list provided and contact the engineer listed in regard to Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under the Front Row Seat.
• 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.
• 10249978Jan 12, 2024Equipment. This Preliminary information communicates to dealership technicians on the scenarios that can happen when not programming the radio correctly.
• 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.
• 10249459Jan 9, 2024Equipment, Electrical system. This service bulletin provides repair information to correct a customer concern of Radio Software issues and provide software (Version W26E-172.4.2-M169-SQBR4-123.4) Updates for IVD.
• 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).
• 10249959Jan 5, 2024Transmission and drivetrain. This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
• 10249956Jan 4, 2024Equipment, Other or unknown. This Preliminary information communicates to dealership technicians that they will need to perform this step prior to performing any programming on replacement radios.
• 10249299Dec 21, 2023Forward collision avoidance. This Preliminary information communicates the direction a technician needs to take when customer experiences an unwanted emergency braking event.
• 10248269Dec 21, 2023Seats, Equipment, Electrical system. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regard to Melted Burn Marks and/or Smoke Smell Coming from the Height Adjuster Motor Under the Front Row Seat.
• 10248719Dec 18, 2023Equipment, Electrical system. This technical bulletin provides repair information to correct a customer concern of a Loud Noise Inside Cabin at 1200-2500 RPMs.
• 10249294Dec 15, 2023Other or unknown, Electrical system. This Preliminary information communicates a GM part number for reflective high temperature heat or insulating tape when repairing wiring harnesses.
• 10247593Dec 14, 2023Visibility (wipers, defrost, mirrors), Electrical system, Body and structure. This technical bulletin provides a procedure to correct the condition of Rattle or Vibration Noise Coming from Upper Dash - Windshield Area While Driving.
• 10247547Dec 14, 2023Electrical system, Body and structure. This technical bulletin provides repair information to correct a customer concern of the Setting for the Hands Free Liftgate (Open-Close) Setting to Off During Ignition Cycles.
• 10247544Dec 14, 2023Electrical system, Equipment. This service bulletin provides repair information to correct a customer concern of IVD Radio Software issues.
• 10249286Dec 13, 2023Equipment. This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the latest ISO update on Apple 15 phones.
• 10249284Dec 12, 2023Equipment, Electrical system. This Preliminary information communicates to general motor technicians that this concern can happen once the radio is factory reset. GM is aware of this and have provided a work around but is still developing the repair.
• 10247552Dec 12, 2023Equipment. This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer Installed Accessories.
• 10249281Dec 8, 2023Equipment. This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
• 10247192Dec 8, 2023Equipment, Engine cooling, Electrical system. This warranty administration bulletin provides policy information on the requirements for 12V battery testing and warranty replacements.
• 10247194Dec 7, 2023Engine cooling. This informational bulletin provides Information on Purge Pump Part Replacement and Purge Part Number Interchange.
• 10249270Dec 6, 2023Equipment. This Preliminary information communicates an issue where the vehicles wireless charger no longer works with the lastest ISO update on Apple 15 phones.
• 10249266Dec 5, 2023Equipment. This Preliminary information communicates to general motor technicians that this concern can happen once the radio is factory reset. GM is aware of this and have provided a work around but is still developing the repair.
• 10246310Dec 4, 2023Back-over prevention (rear camera). • This update contains a required software change to help improve the overall software update and diagnostics process. • Be sure to install this update to be able to receive future software updates • Before you start the update, make sure that the time on the vehicle display is correct or the update may not install correctly. • If the time is incorrect, try the installation later when the time displayed is…
• 10247380Nov 30, 2023Equipment. This Preliminary information communicates to general motor technicians that this concern can happen once the radio is factory reset. GM is aware of this and have provided a work around but is still developing the repair.
• 10247364Nov 17, 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.
• 10245570Nov 16, 2023Electrical system, Transmission and drivetrain. This service bulletin advises the tech that the rotational Clicking Noise Heard After Engine Shut Down may be normal characteristics of the vehicle.
• 10245559Nov 16, 2023Engine cooling, Exterior lighting, Electrical system, Equipment. This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
• 10247355Nov 14, 2023Transmission and drivetrain. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 10247351Nov 9, 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".
• 10245395Nov 6, 2023Suspension, Transmission and drivetrain, Engine cooling, Wheels, Steering. This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with the appropriate Vibration Analysis-Road testing procedure when diagnosing vibration concerns.

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