2019 Cadillac XT4 Technical Service Bulletins

832 technical service bulletins (TSBs) are on record for the 2019 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.

• 10232793Feb 6, 2023Back-over prevention (rear camera). This Preliminary information communicates diagnostics aids for rear view camera issues that may be encountered.
• 10231891Feb 1, 2023Transmission and drivetrain, Engine cooling. This service bulletin provides information on a normal characteristic of a transmission that will not shift into overdrive range during cold ambient temperatures.
• 10231519Jan 31, 2023Tires, Wheels, Equipment. This service bulletin provides information for tire pressure monitoring (TPM) system concerns.
• 10231518Jan 31, 2023Equipment, Tires, Wheels. This service bulletin provides information for accurate tire pressures that ensure the safe handling and appropriate ride characteristics of GM cars and trucks.
• 10231672Jan 27, 2023Engine cooling. This Preliminary information communicates the potential for condensation to freeze up inside the Crankcase Pressure Sensor causing dtc P04FB to set.
• 10231392Jan 20, 2023Equipment, Electrical system. This service bulletin provides repair information to correct a customer concern of Head Up Display (HUD) Blank, Non-Responsive to Brightness, Aim, or Page Controls, DTC U1518 Set.
• 10231364Jan 20, 2023Latches, locks and linkages. This service bulletin provides information for dealers/technicians on the process to disable and enable passive unlocking.
• 10231302Jan 20, 2023Equipment. This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. Dealers Only).
• 10231374Jan 17, 2023Equipment. This warranty administration bulletin provides policy information requirements applicable to key fob replacement under the New Vehicle Limited Warranty or under a Replacement Parts Warranty on 2017-2022 and newer model year vehicles with RPO ATH and AVJ.
• 10230612Jan 13, 2023Electrical system. This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
• 10228912Dec 23, 2022Wheels. This service bulletin provides information on Dealer Installed LPO Wheel Installation and Return Process.
• 10228906Dec 21, 2022Equipment. This Warranty Administration bulletin provides retail and wholesale service personnel with the policies/procedures and the warranty transaction submission procedures that support the Personal Property Damage process.
• 10230697Dec 15, 2022Visibility (wipers, defrost, mirrors). This Preliminary information communicates to the technician the need to inspect the induction system for potential icing issues in very cold ambient temperatures. To allow the ice to melt so that it can be drained from the related components. That any of the listed DTC's may set with or without poor engine performance.
• 10228888Dec 14, 2022Engine cooling. This service bulletin provides diagnostic tips/steps on testing for possible EVAP leaks in the system to correct a customer concern of an MIL Illuminated with DTCs P0442 and/or P0455 Set.
• 10228886Dec 14, 2022Engine cooling. This service bulletin provides graphics, information and guidelines for engine component wear to assist service personnel as a guideline to perform necessary engine repairs and prevent unnecessary engine replacement.
• 10228863Dec 13, 2022Engine cooling, Transmission and drivetrain. 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.
• 10230691Dec 12, 2022Forward 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".
• 10228192Dec 7, 2022Equipment. This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.
• 10228226Dec 6, 2022Brakes. This service bulletin provides information to dealership personnel that after performing a brake inspection, brake pad replacement, or any other repair that requires the caliper piston to be reseated may be causing DTC C05B0 to falsely set for eBoost applications.
• 10230683Dec 5, 2022Equipment, Electrical system. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10230682Dec 2, 2022Equipment, Electrical system. This Preliminary Information communication provides information to the technician that General Motors Technical Assistance Center may ask for Global Diagnostic System 2 Session Log. Technician will need use Global Diagnostic System 2 to send the session logs to General Motors Technical Assistance Center for further assistance on the vehicle in question.
• 10230680Dec 1, 2022Equipment, Electrical system. This Preliminary information communicates that there some service parts released to dealers missing software.
• 10227674Nov 29, 2022Wheels, Tires. This Preliminary Information communication provides information to the technician about changing the tire and wheel size on vehicles. General Motors will only support a tire calibration for tires that have been sized, tested and designed for the vehicle in question and its applications. Technician should not use the information that is provided by the antilock braking system tire size selection.
• 10227396Nov 22, 2022Transmission and drivetrain. This engineering information (EI) closure ends the need to gather further information from technicians in regards to Vehicle Will Not Move When in Drive, Neutral and/or Reverse and DTCs P0746, P0747 Set.
• 10227373Nov 21, 2022Seats. This service bulletin provides information for dealers/technicians on Front Seat Adjuster Track Service Part Availability Separate from Complete Seat Cushion Frame Assembly.
• 10227241Nov 18, 2022Transmission and drivetrain, Engine cooling. This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission Assembly Replacement Under Warranty, Policy or Customer Enthusiasm and information on Submission of Warranty Transaction in Global Warranty Management.
• 10227056Nov 9, 2022Engine 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.
• 10225708Oct 25, 2022Engine cooling, Electrical system. This technical bulletin advises the technician to rest the MIL and diagnose additional DTCs for why the code is setting and disabling the start/stop system.
• 10225615Oct 19, 2022Electrical system. This service bulletin provides information on Module Harvesting.
• 10225610Oct 17, 2022Fuel system, Electrical system. This technical bulletin provides a procedure to correct the condition of Check Engine Lamp Illuminated on Driver Information Center (DIC) with DTC P0451 Set.
• 10224820Oct 7, 2022Equipment. This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
• 10224832Oct 5, 2022Transmission and drivetrain. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to Vehicle Will Not Move When in Drive, Neutral and/or Reverse and DTCs P0746, P0747 Set.
• 10224831Oct 4, 2022Body and structure. This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
• 10224309Sep 30, 2022Other or unknown. This Preliminary Information communication provides information to the technician that General Motors and General Motors of Canada Company do not support cross border sales. The General Motors of Canada Customer Care Centre is the sole authorized provider of a certification confirmation letter which helps our customers identify if their vehicles meets the required USA regulatory standards necessary for importation…
• 10224304Sep 28, 2022Other or unknown. This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
• 10222839Sep 28, 2022Equipment. This service bulletin provides information on Handling Requests for Modifications to Permanently Import/Export Vehicles Between the U.S. and Canada.
• 10222841Sep 27, 2022Electrical 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).
• 10222777Sep 16, 2022Transmission and drivetrain, Brakes, Engine cooling, Suspension, Steering. This service bulletin provides technicians with updated information to help identify the differences between what is considered a fluid leak, and what is considered fluid seepage.
• 10222776Sep 16, 2022Electrical system. The intent of this service 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.
• 10222771Sep 16, 2022Engine cooling. This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
• 10222770Sep 16, 2022Transmission and drivetrain, Engine cooling. This service bulletin provides information on OEM and Remanufactured Engine and Automatic Transmission/Transaxle Identification.
• 10222766Sep 16, 2022Engine cooling, Fuel system. This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER Diesel Fuel Licensed Brands that are recommended for use in all GM vehicles and the TOP TIER FUELS website URL.
• 10224285Sep 14, 2022Transmission and drivetrain. This Preliminary information communicates to the dealer technician that TAC recommends the utilization of the GDS2 software to aid in diagnosing automatic transmission concerns. TAC is requesting the GDS2 session logs be sent in before the dealer contacts TAC.
• 10222796Sep 14, 2022Engine cooling. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
• 10222772Sep 14, 2022Engine cooling. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
• 10222765Sep 14, 2022Fuel system, Engine cooling. This service bulletin provides the technician with additional information on fuels, fuel additives and fuel management.
• 10222733Sep 14, 2022Equipment. This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
• 10222739Sep 13, 2022Engine cooling, Fuel system. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
• 10222734Sep 13, 2022Engine cooling. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10222732Sep 13, 2022Engine cooling. This service bulletin advises about the possible issues that may occur when using a scotch brite pad or highly abrasive disk on gasket sealing surfaces or reused parts.

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