2022 Cadillac CT4 Technical Service Bulletins

742 technical service bulletins (TSBs) are on record for the 2022 Cadillac CT4. 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.

• 10243922Oct 10, 2023Electrical system. Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain vehicles built beginning December 2, 2021. 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 cost retrofit to enable the feature.
• 10244995Oct 9, 2023Engine cooling, Electrical system. This service bulletin provides repair information to reprogram the cooling fan to correct a customer concern of a MIL Illuminated.
• 10244284Oct 6, 2023Transmission and drivetrain. this service bulletin advises the technician to replace the transmission and not overhaul it to correct a customer concern of Manual Transmission Pops/Jumps Out of Third Gear After Shifting and During Acceleration.
• 10244274Oct 6, 2023Wheels. This service bulletin provides information about the Hunter wheel Road Force balancers that should be utilized for all repairs requiring balance and Road Force measurement.
• 10244273Oct 6, 2023Engine cooling. This service bulletin provides guidelines and diagnostic/repair information to technicians regarding vehicle engine oil consumption.
• 10245986Oct 4, 2023Other or unknown. This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
• 10244315Oct 3, 2023Equipment. This Warranty Administration bulletin provides information on the Global Warranty Management (GWM) Warranty Parts Center (WPC) Parts Return Program.
• 10244276Oct 2, 2023Equipment. This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
• 10244202Sep 28, 2023Tires, Wheels. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10247780Sep 26, 2023Visibility (wipers, defrost, mirrors). This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature.
• 10247778Sep 26, 2023Electrical system. This Preliminary information communicates additional information on how a LIN bus operates and diagnostic tips when working on a LIN bus.
• 10244201Sep 26, 2023Equipment. This service bulletin provides information for dealers on how to submit a product information report (PIR) (Canada Only).
• 10244200Sep 26, 2023Equipment. This service bulletin provides information for dealers/technicians on When and How to Submit a Field Product Report (FPR) (U.S. and Canada Dealers Only).
• 10244181Sep 22, 2023Transmission and drivetrain. this service bulletin advises the technician to replace the transmission and not overhaul it to correct a customer concern of Manual Transmission Pops/Jumps Out of Third Gear After Shifting and During Acceleration.
• 10244174Sep 21, 2023Equipment. This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
• 10243981Sep 19, 2023Engine cooling. This service bulletin provides a procedure to replace the starter if found the cause of the rattle noise.
• 10242556Sep 19, 2023Steering. Customer Satisfaction Program. Opened more VINs for repair.
• 10242172Sep 11, 2023Electrical system, Engine cooling. Customer Satisfaction Program. On certain vehicles, the engine wire harness may contact the brake line, and/or brake line coupler, and/or thermostat housing at rear/top of engine. Dealers will install an anti-abrasion sleeve and secure the harness away from the brake line.
• 10242171Sep 11, 2023Steering. Customer Satisfaction Program. Remaining CT4 and CT5 VINs released to open.
• 10242844Sep 8, 2023Engine cooling. This service bulletin explains the difference in oil filters for gas engines with new oil pump control systems and the possibilities of what may happen using the incorrect filter.
• 10243717Sep 5, 2023Equipment. This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
• 10241935Sep 5, 2023Electrical system. Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. 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 cost retrofit to enable the feature.
• 10241792Sep 5, 2023Steering. Customer Satisfaction. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022-2023 model year vehicles listed above, built beginning November 17, 2021. 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 cost retrofit to enable the…
• 10242843Sep 1, 2023Transmission and drivetrain, Engine cooling. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
• 10242842Sep 1, 2023Equipment. This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 10242322Aug 30, 2023Equipment. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
• 10242320Aug 30, 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.
• 10242309Aug 24, 2023Transmission 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.
• 10242262Aug 24, 2023Engine 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.
• 10242306Aug 21, 2023Electronic stability control. This Preliminary information communicates to dealership technicians that if they receive a radio with the 2 stickers as noted above, the radio was remanufactured with missing components and will need to order another radio unit from the ESC to properly repair the vehicle at this time.
• 10241159Aug 21, 2023Electrical system. Customer Satisfaction Program - Due to the industry-wide semiconductor shortage, the park assist feature is not functional on certain 2022 and 2023 model year vehicles, built beginning December 2, 2021. 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 cost retrofit to enable the feature.
• 10242207Aug 18, 2023Equipment. This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 10242206Aug 15, 2023Equipment. This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
• 10242298Aug 10, 2023Engine. This Preliminary information communicates information that will need to be provided to TAC to aid in diagnosing if a vehicle comes in with misfire and DTC Codes P0300 - P0308 and/or P050D
• 10242204Aug 10, 2023Engine cooling. This informational bulletin advised the technician that the engine and related parts will be debited if found that the tech didn't properly prepare the engine block from dirt and debris in bolt holes or if found that the block was damaged by the tech.
• 10242070Aug 10, 2023Engine cooling, Electrical system. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10240556Aug 9, 2023Steering. Customer Satisfaction Program. We are pleased to announce that all remaining GMC Yukon, Yukon XL, and Chevrolet Blazer VINs have been moved to an Open status.
• 10242292Aug 8, 2023Brakes. This Preliminary information communicates diagnostic tips for Advanced Parking Assist being inop.
• 10242061Aug 7, 2023Suspension, Transmission and drivetrain, Steering, Engine cooling. 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.
• 10240347Aug 3, 2023Steering. Customer Satisfaction Program. Due to the industry-wide semiconductor shortage, the heat feature on the steering wheel is not functional on certain 2022-2023 model year vehicles listed above, built beginning November 17, 2021. 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 cost retrofit to…
• 10241417Aug 1, 2023Engine cooling, Fuel system. This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline detergent additive.
• 10241415Aug 1, 2023Equipment. This service bulletin provides information on a guide to help reduce repeat visits for the same customer concern.
• 10240363Jul 31, 2023Transmission and drivetrain. This informational bulletin advises the technician of a possibly noise coming from the transmission oil pump.
• 10240359Jul 31, 2023Electrical system, Engine cooling. This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using the Tech 2 or GDS 2.
• 10239647Jul 21, 2023Transmission and drivetrain. This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
• 10240793Jul 18, 2023Equipment. This Preliminary Information communication provides information to the technician about vehicles that have an unusual noise and is difficult to identify, isolate or pinpoint. Technician should get record a sound clip or take a video of the noise for assessment by engineering. Technician will need to call General Motors Technical Assistance Center for further assistance.
• 10239697Jul 18, 2023Air bags, Electrical system. This service bulletin provides a procedure to correct a customer concern of Service Restraint System and/or Airbag Readiness Message Displayed - DTCs B15DF / B15E3.
• 10239755Jul 17, 2023Seat belts. This service bulletin provides information on availability for a seat belt extender.
• 10239658Jul 17, 2023Equipment. This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
• 10239642Jul 14, 2023Electrical system, Engine cooling. This service bulletin provides repair information to reprogram the cooling fan to correct a customer concern of a MIL Illuminated.

← All problems reported for the 2022 Cadillac CT4