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.

• 10224283Sep 13, 2022Equipment. This Preliminary information communicates vehicles being built without certain options due to a parts shortage.
• 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.
• 10222650Sep 9, 2022Engine cooling. This bulletin provides information on Engine Concerns that could result from lack of scheduled maintenance, improper service or aftermarket calibrations.
• 10222649Sep 9, 2022Equipment. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
• 10222205Sep 9, 2022Engine cooling. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
• 10222661Sep 8, 2022Equipment, Electrical system. 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.
• 10222670Sep 7, 2022Transmission and drivetrain. This informational bulletin advises the technician of possibly installing the incorrect 1-2-7-8-R clutch fluid passage seal and which seal should be used with measurements of the seal.
• 10220319Sep 1, 2022Transmission and drivetrain. This diagnostic tip advises the tech not to separate the flexplate from the torque convertor or damage my occur if the engine is started while diagnosing for noise from the engine or transmission.
• 10220314Sep 1, 2022Transmission and drivetrain, Engine cooling. This technical bulletin provides information on a possible bolt and guide pin that may be missing from the control valve which will need to be installed to correct the repair.
• 10220308Sep 1, 2022Equipment. This service bulletin provides information on General Motors Dealership Critical Equipment Requirements and Recommendations.
• 10219389Aug 30, 2022Equipment. This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter Key Fobs (North America ONLY).
• 10219284Aug 25, 2022Equipment. This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 10219362Aug 24, 2022Equipment. This service bulletin provides information on Terms and Conditions/Privacy Statement App (TCPS App) Guide for infotainment systems in a default factory demo mode.
• 10219380Aug 23, 2022Engine cooling. This engineering information (EI) is requesting information from technicians to perform the check list provided and contact the engineer listed in regards to oil leaking from the oil pan.
• 10219278Aug 22, 2022Equipment. This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer Enthusiasm and Policy (U.S. Only).
• 10217937Aug 19, 2022Equipment. UPDATE: Initial Lifting of Stop Delivery Order for N222379650 Hood Insulator Build Shy
• 10219266Aug 15, 2022Engine cooling. This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set.
• 10218873Aug 10, 2022Fuel system, Engine cooling. This service bulletin provides information on the cold start control system in DI engines to reduce cold start emissions and improve fuel economy.
• 10217107Jul 25, 2022Equipment. This service bulletin provides information on Super Cruise Escalation Cancellation.
• 10217043Jul 22, 2022Equipment. This bulletin provides information on Warranty Administration – Required Operating Procedures - 8 Points (U.S. Only).
• 10217060Jul 20, 2022Equipment. This service bulletin provides a repair procedure to correct a customer concern of a No Fob detected message on Driver Information Center (DIC) and/or No Crank / No Start condition.
• 10217048Jul 18, 2022Equipment. This Warranty Administration service bulletin provides information for dealers/Service advisors on when and how to submit a Pre-Repair Authorization (PRA).
• 10217764Jul 5, 2022Equipment, Brakes, Electrical system. This Preliminary information communicates direction and examples when diagnosing multiple DTCs, one of which includes U**** Byte 71 DTC.
• 10217762Jul 1, 2022Tires, Equipment. This Preliminary Information communication provides information to the technician about vehicles with tire sidewall irregularities. This is a visual condition that will not affect durability, reliability or performance of the tires. Dealer should communicate to the customer that slight sidewall indentations are a common characteristic of radial tire construction.
• 10215650Jun 29, 2022Transmission and drivetrain. This service bulletin provides repair procedure information to correct a customer concern of a Rear Axle Moan Type Noise During Left or Right Turns​​.
• 10215655Jun 28, 2022Equipment. This warranty admin bulletin covers information on Essential Tools that include Consumable Parts.
• 10215652Jun 28, 2022Electrical system, Engine cooling. This service bulletin provides repair information to correct a customer concern of a loss of cabin heat.
• 10215643Jun 27, 2022Equipment, Engine cooling, Visibility (wipers, defrost, mirrors). This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C service.
• 10215628Jun 24, 2022Equipment. This service bulletin provides information for replacement parts traceability (RPT) process to aid in tracking part replacements.
• 10215627Jun 24, 2022Equipment. This service bulletin provides service information/procedures on continuous improvement Radio Software Version V158 Update to address customer comments on software related issues.
• 10215629Jun 23, 2022Engine cooling, Electrical system. This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
• 10216372Jun 22, 2022Visibility (wipers, defrost, mirrors). This Preliminary Information communication advises the technician the steps on diagnosing the concern. Customer's sunroof operation intermittent, bind, noise, auto-reverse, and/or water leaks.
• 10215626Jun 21, 2022Equipment. This service bulletin provides information for dealers/technicians on accessory all-weather floor liners and flat mats warped or misshapen.
• 10215632Jun 20, 2022Forward collision avoidance. This service bulletin provides repair information to correct a customer concern of Automatic Emergency Braking (AEB) Forward Collision Icon Lamp On with No DTCs Present.
• 10214709Jun 17, 2022Transmission and drivetrain. This informational bulletin provides a possible cause of transmission issues from debris in the valve body and how to test/diagnose the trans to determine a possible cause of the customers concern.
• 10216363Jun 15, 2022Back-over prevention (rear camera). This Preliminary information communicates a condtion where SD card removed is being displayed on the radio display intermittently. ThisPI advises that engineering is working on a fix for this issue
• 10214869Jun 15, 2022Engine cooling. This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters.
• 10214501Jun 6, 2022Wheels. This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty Program (U.S. Dealers Only).
• 10213700Jun 1, 2022Equipment, Steering. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
• 10213818May 31, 2022Body and structure. 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.
• 10213535May 27, 2022Engine cooling, Electrical system. This service bulletin provides information for U.S. dealers ONLY to refer to the Battery Maintenance Report to identify vehicles in dealer inventory that require attention.
• 10213816May 26, 2022Fuel system. This Preliminary information communicates provides information to the technician on the use of R-99 or R-95 Renewable diesel fuel.
• 10213525May 25, 2022Electrical 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 U0158 Set.
• 10213505May 25, 2022Transmission and drivetrain. This service bulletin provides a repair procedure to correct a customer concern of a Whining/Whirring, Whistle, Squeaking, Groaning/Growling Noise Coming from Front Wheel/Engine Area.
• 10213498May 24, 2022Transmission and drivetrain. This service bulletin provides diagnostic information for technicians in cases of an ETRS system fault or a no start condition - If the vehicle needs to be moved, it is recommended to use wheel dollies, tire skates or the NEW Manual Park Release tool DT-52910.
• 10213253May 20, 2022Electrical system, Transmission and drivetrain. This service bulletin provides repair information to correct a customer concern of a Service AWD Message in DIC at Ignition On with DTC C056D Set.
• 10213252May 19, 2022Equipment. This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original Equipment (OE) Tires and PDI installed Limited Production Option (LPO) Tires.
• 10213800May 18, 2022Electrical system, Exterior lighting. This Preliminary information communicates to the dealers information related to a Malfunction Indicator Lamp (MIL) Illuminated with Any Combination of DTCs P0011 P0014 P0016 P0017 Setting. Advises to perform Strategy Based Diagnosis and to replace the affected Camshaft Position Actuator Magnet as necessary.

← All problems reported for the 2022 Cadillac CT4