2024 Cadillac CT4 technical service bulletins
400 technical service bulletins and manufacturer communications cover the 2024 Cadillac CT4, including one warranty extension.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- This service bulletin provides information about GM Accessories
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- This PI provides Diagnostics tips on how the LIN bus works and how to diagnosis it.
- This PI advises of a procedure for a Service Door Latch System message with No Related DTCs
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- This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set...
- PI to help diagnose A/C concern
- • Improves transmission diagnostic software
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- The document advise technicians after an engine repair involving removal of the camshaft actuators, the...
- Pi created to provide GM dealers with information on gathering information for projection issue
- This PI states that if SDGM DTC U3000 Sym 49 is set and no other SDGM DTCs are present, clear DTCs and...
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- This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication...
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- This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered...
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- The Driver Information Center may display a message of Transport Mode On after the ignition is cycled.
- New Vehicle Monitoring Programs Section in IVH
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- Customer Satisfaction Program
- This PI communicates the requirement to provide a pico file to receive diagnostic assistance from TAC.
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- Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an...
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- This PI communicates a procedure to clean oil leaking from the rain sensor.
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- This service bulletin provides information on Tire Sidewall Irregularities.
- This service bulletin provides information on replacing the intake manifold when the engine is replaced...
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- Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise
- The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle...
- This service bulletin provides information for the technicians to use a Customer Concern Verification...
- This service bulletin provides information to dealership personnel for new vehicles with less than 1,000...
- This bulletin advises the tech that the Exhaust Roller Follower may be the issue with the engine Ticking...
- Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise
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- This warranty administration bulletin provides information for dealers/technicians on System Reset and...
- This service bulletin provides diagnostic repair information to correct an oil leak in the engine.
- This warranty administration bulletin provides policy information on vehicles outside of a California...
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- Steering
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- This engineering information (EI Lite) ends the need for gathering further information using the Field...
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- This bulletin provides a procedure on how to check for a battery drain utilizing the Picoscope and how to...
- This warranty administration bulletin provides policy information for GM courtesy transportation and...
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- This service bulletin provides information on the proper Reflective High Temperature Heat and/or...
- The intent of this service bulletin is to identify aftermarket ALDL or DLC interface devices as potential...
- This informational bulletin advises the technician that the gasket for the timing chain tensioner is not...
- Reduced OnStar functionality due to an improperly configured module
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- This bulletin advises the technician to flush the cooling system multiple times if oil has been found in...
- This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be...
- This service bulletin provides information for dealers/technicians on Service Programming System (SPS)...
- This bulletin provides information on Wiper Blade Maintenance Tips.
- This informational bulletin advises the technician of which pan to use if the LCE has been replaced and to...
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- This service bulletin provides a procedure on how to clean and resurface aluminum wheel bead seats for...
- This service bulletin provides information to diagnose batteries that have set for a long period of time...
- This warranty administration bulletin provides information regarding the field action courtesy...
- Power train
- Engine
- This service bulletin provides information on Wheel Alignment Specifications, Requirements and...
- This Warranty Administration bulletin provides information on Dealer Empowerment for Goodwill, Customer...
- This informational bulletin provides a procedure on how to remove the paint stain that may present itself...
- This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the...
- This bulletin helps aid the tech in possible noise that may be normal or abnormal depending on the concern...
- This service bulletin provides information on Transmission Adaptive Functions and Correcting Low Mileage...
- This service bulletin provides customer information for rear unwanted automatic braking, usually when...
- This service bulletin provides information on proper use of floor mats.
- This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the...
- This service bulletin provides service information to technicians on guidelines to replace Oil Cooler, Oil...
- This warranty administration service bulletin provides information about GM Accessories
- This service bulletin provides information on the Transport Mode Feature, also known as Logistics mode,...
- This service bulletin provides information to inform dealership personnel about Law Enforcement and...
- This service bulletin provides information on Exterior Lamp Condensation and Water Leak Information and...
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- This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the...
- This bulletin provides information on identifying Non-GM Engine Calibrations for Gasoline Engines using...
- This warranty administration bulletin provides policy information on the requirements for 12V battery...
- This service bulletin provides information for customers/dealers/technicians on Normal Camera Display...
- This warranty administration bulletin provide policy information for variable diagnostic time allowances...
- This warranty bulletin provides information on Customer Concern Not Duplicated (CCND) Labor Operation Numbers.
- This service bulletin provides information for dealers/technicians on Labor Operations for Limited...
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- Lane departure: assist
- Electrical system
- This service bulletin provides diagnostic repair information to correct an oil leak on top of the engine...
- This service bulletin provides information on the harmful effects of ethylene glycol in transmission fluid.
- This service bulletin provides a service procedure to correct customer concerns of Air Conditioning (A/C)...
- This bulletin helps aid the tech in possible transmission noise that may be normal or abnormal depending...
- This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone...
- This diagnostic tip bulletin provides additional information on how to diagnose a possible valve, lifter...
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- This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified...
- Engine
- Power train
- This service bulletin provides information on All hazmat parts being returned to the Warranty Parts Center...
- Power train
- This service bulletin provides information on key code security rules and information on GM keycode...
- This service bulletin provides information for having brake pulsation and/or repeat brake pulsation.
- This service bulletin provides guidelines and diagnostic/repair information to technicians regarding...
- This service bulletin provides information on summer tire performance and tire cold weather cracking.
- This Warranty Administration bulletin provides information on the Global Warranty Management (GWM)...
- This service bulletin provides information for dealers/technicians on New Labor Operations for Limited...
- This bulletin provides information on Warranty Administration – Required Operating Procedures
- Customer Satisfaction Program
- This service bulletin provides information for maintenance cleaning of the fuel injectors and gasoline...
- This service bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle...
- This service bulletin provides information on Concerns or Questions Regarding Installation of Dealer...
- Customer Satisfaction Program
- This engineering information (EI Lite) closure ends the need for technicians to submit pictures using the...
- This service bulletin provides diagnostic information for technicians on possible replacement of...
- This bulletin provides information on Policies Applicable to All U.S. Dealers for Engine and Transmission...
- This service bulletin provides information on some vehicles that may rock or move slightly forward or...
- This warranty administration bulletin provides policy information, proper labor operation selection and...
- Engine
- Power train
- This engineering information (EI Lite) asks the technicians that if you encounter a vehicle where...
- Customer Satisfaction Program
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- Power train
- This bulletin provides a procedure to perform a diagnostic check to verify if DTCs P18AE and/or P0700 Set...
- This service bulletin provides diagnostic information for technicians in cases of an ETRS system fault or...
- This service bulletin provides information on Enhancing Field Product Reports with Digital Pictures.
- This service bulletin provides information for dealers/technicians on When and How to Submit a Field...
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- The bulletin provides direction on how to locate the Temporary Service Part (TSP) form in GlobalConnect.
- Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles
- This service bulletin provides information to dealership personnel on diagnosis and replacement of shock...
- This service bulletin provides graphics, information and guidelines for engine component wear to assist...
- This service bulletin provides information on AGM batteries that require less frequent charging in storage.
- Structure: body
- Electrical system
- This service bulletin provides information on a guide to help reduce repeat visits for the same customer...
- This service bulletin provides information on Internal Engine Noise or Damage After Oil Filter Replacement.
- This informational bulletin advises the technician that the engine and related parts will be debited if...
- This service bulletin advises about the possible issues that may occur when using a scotch brite pad or...
- This bulletin provides information on the TOP TIER Detergent Gasoline Licensed Brands and the TOP TIER...
- This bulletin provides information on Engine Concerns that could result from lack of scheduled...
- This Warranty Administration service bulletin provides information for dealers/Service advisors on when...
- This engineering information (EI Lite) closure ends the need for technicians to use the Field Product...
- This PI provides information on Rear and Side Tempered Glass Spots (Quench Marks) and that they are a...
- This service bulletin describes the U.S. Dealer Special Tool Loan Program process.
- This service bulletin provides information for dealers/technicians on the process to disable and enable...
- This service bulletin provides information to dealership personnel on a new refrigerant (R1234yf) for A/C...
- GM is receiving damaged (cracked or broken) transmission cores returned to the reman facilities
- This service bulletin provides information on Chemical Staining, Pitting, Corrosion and/or Spotted...
- This service bulletin explains the difference in oil filters for gas engines with new oil pump control...
- Condition in which the transmission valve body solenoid retaining bolt was not properly torqued
- This engineering information (EI Lite) is requesting that technicians use the Field Product Reporting...
- This service bulletin provides information on Driveline Clunk Noise and what is acceptable and what is...
- This service bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake valves...
- This service bulletin advises the technician that the purge pump part number has changed and limited supply.
- This service bulletin provides information for replacement parts traceability (RPT) process to aid in...
- This bulletin provides information for use on a Product Assistance Claim (PAC), which is formerly known as...
- This service bulletin provides information for the Global Warranty Management (GWM) Warranty Parts Center...
- This service bulletin provides information for engine oil life monitor operation calculation.
- This warranty administration bulletin provides policy information requirements applicable to key fob...
- This Warranty Administration bulletin provides information on customer vehicles concern results in a...
- This technical bulletin provides repair information to correct a customer concern of SuperCruise...
- This bulletin provides information on the harmful effects of water or ethylene glycol in transmission fluid.
- This warranty administration bulletin provides policy information to cover GMs policy on performing GM...
- This Warranty Administration bulletin provides retail and wholesale service personnel with the...
- This service bulletin provides information for cleaning brake dust off of aluminum or chrome wheels.
- This service bulletin provides information on GM Canada New Vehicle Tire Warranty Program for Original...
- This service bulletin includes information on Interior Cleaning
- Service Update
- This service bulletin provides technicians with information to help identify the differences between what...
- This service bulletin provides information for dealers/technicians on Over The Air (OTA) and In Market...
- This service bulletin provides information for dealers/technicians on Tire Radial Force Variation (RFV).
- This bulletin updates the position of General Motors on refinishing aluminum wheels
- This bulletin provides information for electrical ground repairs using new General Motors replacement...
- This service bulletin provides information on submitting quality Photos of Various Vehicle Concerns to the...
- This technical bulletin advises of a new fuel injection cleaner kit used for decarbonizing the intake...
- Exterior lighting
- Exterior lighting
- This engineering information (EI Lite) is requesting technicians use the FPR App process in regard to...
- Power train
- This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming...
- This service bulletin provides information on the cold start control system in DI engines to reduce cold...
- Wheels
- This Warranty Admin service bulletin provides guidelines for Dealers Not Required and for Dealers Required...
- Equipment: electrical
- This service bulletin provides information on the EL-52800 Diagnostic & Charge Battery Station (DCBS) – FAQs.
- This service bulletin assists technicians in setting up PicoScope hardware/software to monitor CAN bus...
- This service bulletin provides Information on Purge Pump Part Replacement and Purge pump Part Number...
- Structure
- This informational bulletin provides information for dealers/technicians on Headlamp, Tail Lamp, License...
- This PI bulletin advises the technician on the proper way to install the pistons in an engine.
- This informational bulletin advises the tech to validate if oil is leaking into the cooling system and to...
- Steering: electric power assist system
- Electrical system
- This service bulletin provides service /diagnostic information to aid with a Transmission Harsh 1-2 Shift...
- Equipment: electrical: wireless charger/cradle
- Equipment: electrical: wireless charger/cradle
- This informational bulletin provides Information on Purge Pump Part Replacement and Purge Part Number...
- This service bulletin provides a vibration analysis worksheet the technician can use in conjunction with...
- This Warranty Administration bulletin is for information on General Motors New Vehicle Tire Warranty...
- This service bulletin provides information on General Motors Dealership Critical Equipment Requirements...
- This service bulletin provides information about the Hunter wheel Road Force balancers that should be...
- This service bulletin advises the technician to replace the transmission and not overhaul it to correct a...
- This bulletin provides information on Warranty Administration – Required Operating Procedures
- This Warranty Administration bulletin provides information on the proper use of the labor operation 0600014.
- This informational bulletin advised the technician that the engine and related parts will be debited if...
- Parking brake
- This service bulletin provides technicians with updated information to help identify the differences...
- This service bulletin provides information for automatic transmission Oil Cooler Flush and flow test.
- This service bulletin provides information for dealers/technicians on accessory all-weather floor liners...
- This service bulletin provides information on availability for a seat belt extender.
- This service bulletin provides information for dealers/technicians on Over the Air (OTA) and In Market...
- This service bulletin provides information on Paintless Dent Repair Process.
- This service bulletin provides information for dealers on Using EL-52545 When Diagnosing PEPs Transmitter...
- This service bulletin provides information to dealership personnel on automatic transmission shift and...
- This service bulletin provides information for dealers/technicians on When and How to Submit a Field...
- This service bulletin provides information for dealers/technicians on Vibration Shortly After Tires are...
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