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.

• 10161929May 8, 2019Equipment. This warranty administration bulletin provide policy information to cover GM's policy on performing GM covered vehicle services and maintenance on vehicles originating/sold in Canada.
• 10161354May 6, 2019Electrical system. Service Update. Certain 2019 model year Cadillac XT4 vehicles may discharge their battery after a remote start event and then one of the following happens: Remote shutdown, or time out of remote start, or entering the vehicle and pushing the ignition button to enter ACC or Run then pushing ignition button to turn vehicle off without ever having shifted from park.
• 10161907May 2, 2019Equipment. This informational bulletin provides information for dealers/technicians on Use of Dealer Case Management (DCM) and Being Prepared for Contacting U.S. Technical Assistance (TAC).
• 10160699Apr 29, 2019Electrical system. This Preliminary information communicates the possibility of the wastegate retaining clip on the wastegate lever falling off and causing dtc p0299.
• 10160142Apr 26, 2019Engine. This engineering information (EI) bulletin is requesting information from the field on the malfunction indicator lamp (MIL) illuminating to develop/validate a field fix.
• 10160690Apr 24, 2019Fuel system, Engine. This Preliminary information communicates to the dealer an issue where the vehicle's engine may crank over unprompted and not start afterward. This is the result of hooking up the Active Fuel Injector Tool incorrectly on vehicles equipped with a direct fuel injection system. This Preliminary information instructs the dealer of a repair kit they received that will prevent this issue when installed correctly.
• 10160127Apr 18, 2019Equipment. This Technical bulletin provides procedure information for dealers/technicians on Radio Software Version V803 Over-the-Air Update.
• 10160141Apr 17, 2019Visibility (wipers, defrost, mirrors). This engineering informational bulletin is requesting information to notify the dealership personnel not to relearn the sunroof module and to contact the engineer for further instructions. This revision removes the Breakpoint information.
• 10160140Apr 11, 2019Visibility (wipers, defrost, mirrors). This engineering informational bulletin is requesting information to notify the dealership personnel not to relearn the sunroof module and to contact the engineer for further instructions.
• 10160655Apr 10, 2019Engine, Equipment. The Preliminary Information communication advises the technician that there is a part restriction for the 2.0L LSY engine. The dealer technician is advised to call the GM Product Quality Center for further assistance.
• 10160418Apr 9, 2019Electrical system, Equipment, Back-over prevention (rear camera). This technical bulletin provides repair information to correct a customer concern of Blue Screen and Service Rear Vision System Message on Radio Display.
• 10160137Apr 2, 2019Engine. This engineering information PI ends the need for information from the field on reduced engine power, DTC P0299 set.
• 10160630Apr 1, 2019Electrical system. This Preliminary information communicates that Some technicians may find DTC P0496 set in the ECM. Diagnostics should be completed to determine if the DTC is the result of an air leak in the purge system.
• 10160135Apr 1, 2019Equipment. This informational bulletin provides information on proper use of floor mats.
• 10160132Apr 1, 2019Electrical system. This warranty administration bulletin provides policy information on the requirements for battery testing and warranty replacements.
• 10159563Mar 26, 2019Transmission and drivetrain. N182205680-01 - Service Update, Revised Parts, Service Procedure and Warranty Information. Certain vehicles may have been manufactured with a stacked plate heat exchanger (SPHE) that has the potential to develop a leak.
• 10158864Mar 26, 2019Equipment. This warranty administration bulletin provides information on Dealer Empowerment Labor Operations and Customer Enthusiasm.
• 10158859Mar 25, 2019Equipment. This informational bulletin provides information on interior cleaning products and what is offered to clean the interiors of GM vehicles.
• 10158856Mar 25, 2019Electrical system, Equipment. This informational bulletin provides information on OnStar® VCIM is currently restricted parts. By working closely with our dealers and technicians, through the part restriction process, the General Motors team will gain a better understanding of any field concerns that may develop.
• 10158855Mar 25, 2019Equipment. This informational bulletin provides the dealership with how to prep a vehicle for delivery to the customer to aid in higher CSi scores.
• 10158867Mar 22, 2019Equipment. This informational bulletin provides information on proper use of floor mats.
• 10158861Mar 22, 2019Equipment, Electrical system. This informational bulletin provides information for the IPC odometer programming method quick reference guide.
• 10158857Mar 22, 2019Equipment. This informational bulletin provides information for the dealer technician to gather as much information to help aid Engineers by completely filling out requested reports.
• 10159561Mar 21, 2019Electrical system. N192212140 - Service Update. Certain 2vehicles may discharge their battery after a remote start event and then one of the following happens: Remote shutdown, time out of remote start, entering the vehicle and pushing the ignition button to enter ACC or Run then pushing ignition button to turn vehicle off without ever having shifted from park.
• 10158882Mar 21, 2019Fuel system. This engineering informational bulletin is requesting information on product issue with the Evap/Fuel Line Connections and the engineer is requesting pictures.
• 10158830Mar 18, 2019Transmission and drivetrain. This technical bulletin provides a procedure to program the TCM to correct the customers concern of a MIL Illuminated, Vehicle wont go above 25 mph and/or 1-2 Shifts feel like a momentary tie up.
• 10158863Mar 15, 2019Equipment, Electrical system. This bulletin provides information for electrical ground repairs using new replacement fasteners with "conductive finish".
• 10159556Mar 14, 2019Transmission and drivetrain. N182200080 - Service Update. Certain vehicles may have a condition in which the selectable one-way clutch is not released or is stuck on. The vehicle may have a hesitation or decreased acceleration, the Check Engine Light may appear and DTC P2731 may also set. Dealers will reprogram the transmission control module.
• 10158862Mar 14, 2019Electrical system, Equipment. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
• 10158826Mar 11, 2019Brakes. This Technical bulletin provides a procedure to correct a High Pitched Buzz Noise During Brake Apply condition.
• 10156919Mar 11, 2019Equipment. This PI was written to inform dealers of a condition where a "Climate off" message will be displayed on the screen even thought the HVAC system is fully operational. Dealers are also informed that engineering is working on a solution
• 10158858Mar 7, 2019Fuel system, Equipment. 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.
• 10159547Mar 6, 2019Transmission and drivetrain. N182205680 - Service Update. Certain vehicles may have been manufactured with a stacked plate heat exchanger (SPHE) that has the potential to develop a leak. A leaking SPHE can contaminate the automatic transmission fluid with engine coolant, resulting in poor transmission shift quality like shudder, hard shifts, vibration, or surging that typically will not provide malfunction indication (no DTCs set).Dealers are…
• 10158839Mar 4, 2019Engine cooling. This technical bulletin provides a procedure to replace the engine coolant flow control valve if found the cause of the customers concern of Engine Overheating or MIL Illuminated.
• 10158838Mar 1, 2019Engine. This informational bulletin provides information on a normal engine operating condition for faster emission warm up time.
• 10158823Mar 1, 2019Body and structure. This technical bulletin provides repair information to correct a customer concern of hearing rattle noise coming from the front fascia.
• 10154638Feb 28, 2019Transmission and drivetrain. This 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.
• 10155073Feb 26, 2019Equipment. This informational bulletin provides the dealer with information on what to do when requesting a new key code for the customer.
• 10154321Feb 25, 2019Electrical system. This Preliminary information communicates during a vehicle remote start, if the temperature is Currently the mode command during a remote start for temperature
• 10154536Feb 21, 2019Electrical system. This informational bulletin provides information on Loss of Phone Pairing or Favorites, Last Setting of Volume, Station, App, and Audio Settings Change When Vehicle Shuts Down in Demo Mode and that this is considered a normal characteristic of the vehicle in demo mode.
• 10155088Feb 20, 2019Engine cooling. This engineering information PI ends the need for information from the field on reduced engine power, DTC P0299 set.
• 10154308Feb 19, 2019Equipment. This Preliminary Information communication provides information to the technician being unable to program fobs to the vehicle. Technician will need to ensure the key FOB is a new unit and has not been programmed to another vehicle previously.
• 10155068Feb 15, 2019Tires. This bulletin contains information for the new tires that the vehicle is equipped with and that they are covered by General Motors against defects in material or workmanship under the New Vehicle Warranty (in Canada, the Base Warranty Coverage). For vehicles within this warranty period, defective tires will be replaced on a pro rata adjustment basis according to the published distance-based schedule.
• 10154641Feb 15, 2019Equipment. This warranty administration bulletin provides information regarding the field action courtesy transportation policy.
• 10155074Feb 13, 2019Engine. This Bulletin Provides Information for Repairing Engine Front Cover Oil Leak, Sealing Surface Preparation and Applying RTV Sealant.
• 10155071Feb 8, 2019Equipment. This warranty nonadministrative bulletin provides information on the proper use of the labor operation 0600014.
• 10154275Feb 6, 2019Engine cooling, Electrical system, Equipment. This Preliminary information communicates the possibility of dtc P0238 setting after service work due to the Turbocharger Air Pressure Sensor wiring connector and AC Refrigerant wiring connectors be swapped accidently diring reassembly of the engine wiring harness.
• 10155070Feb 5, 2019Equipment. This informational bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before sold (prepping) to the customer.
• 10154269Feb 5, 2019Electrical system. This Preliminary information communicates the possible setting of B101D-39 in the OnStar module and advises of byte info to retrieve while engineering completes further investigation.
• 10158778Feb 4, 2019Transmission and drivetrain. This technical bulletin provides a procedure to replace the fluid cooler exchanger and the torque converter or transmission and torque converter, depending on if the exchanger leaked into the transmission fluid.

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