| Bulletin Number | Vehicle Make | Vehicle Model | Model Year | Summary |
|---|---|---|---|---|
| N202293610 | CADILLAC | CT6 | 2019 | Service Update - certain vehicles vehicles may have a condition which can cause the transmission auxiliary pump to stayon when DTC P18AA is set at eng |
| N192287020 | CADILLAC | CT6 | 2020 | Service Update - Certain 2019-2020 model year Cadillac CT6 vehicles equipped with a 10 speed transmission, (RPO MHS or MHW) may have a condition when |
| 15-NA-083 | CADILLAC | CT6 | 2016 | Recovery Process from a Controller Reprogramming Interruption During service reprogramming of the T87 TCM, some technicians may notice the TCM may fa |
| PIP5666D | CADILLAC | CT6 | 2020 | |
| 17-NA-324 | CADILLAC | CT6 | 2018 | Information on P80 Lubricant for Front Stabilizer Shaft The purpose of this bulletin is to inform dealership technicians that a P80 lubricant, GM P |
| 17NA040 | CADILLAC | CT6 | 2020 | This technical bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.<br /> |
| 21NA011 | CADILLAC | CT6 | 2020 | This service bulletin provides a procedure to correct a customer concern of a Malfunction Indicator Lamp (MIL) Illuminated.<br /> |
| 19NA128 | CADILLAC | CT6 | 2018 | This technical bulletin provides a procedure to rebuild the transmission and install a snap ring retainer to eliminate the 1-3 clutch spring ring from |
| PIP5785 | CADILLAC | CT6 | 2020 | This Preliminary information communicates the source component of the noise could be the bearing or shaft and not engine related.<br /> |
| 17408 | CADILLAC | CT6 | 2018 | Potential turbo turbine wheel failure/MIL illuminated with DTC P0299 or P16E7. Correction Reprogram ECM with a new calibration.<br /> |
| N202323930 | CADILLAC | CT6 | 2020 | Service Update - vehicles may have been retrofitted with an incorrect left hand under hood electrical center cover and others may have received a repl |
| 19NA128 | CADILLAC | CT6 | 2018 | This technical bulletin provides a procedure to rebuild the transmission and install a snap ring retainer to eliminate the 1-3 clutch spring ring from |
| 17NA040 | CADILLAC | CT6 | 2020 | This technical bulletin provides a procedure to correct a condition of Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.<br /> |
| 17-NA-337 | CADILLAC | CT6 | 2016 | |
| 19NA275 | CADILLAC | CT6 | 2020 | This technical bulletin provides service information to correct a customer concern of a moan type noise being heard during low speeds maneuvers.<br /> |
| PIP5754 | CADILLAC | CT6 | 2020 | This Preliminary information communicates to the dealer an issue where diagnostic trouble code P262B may set in the engine control module due to a sof |
| PIC6410A | CADILLAC | CT6 | 2020 | This preliminary information describes a condition where movies will no longer play on the radio display after a software update. This PI gives them t |
| PIC6377A | CADILLAC | CT6 | 2020 | |
| PIP5666D | CADILLAC | CT6 | 2020 | |
| 20NA080 | CADILLAC | CT6 | 2020 | This technical bulletin provides repair information to correct a customer concern of a rear outboard heated seat inoperative, possible dead or drained |
| PIC6377A | CADILLAC | CT6 | 2020 | |
| PIC6410A | CADILLAC | CT6 | 2020 | This preliminary information describes a condition where movies will no longer play on the radio display after a software update. This PI gives them t |
| 20NA109 | CADILLAC | CT6 | 2020 | This technical bulletin provides a procedure to correct a condition of an MIL Illuminated w/DTC P0128.<br /> |
| 20NA099 | CADILLAC | CT6 | 2020 | This technical bulletin provides repair information to correct a customer concern of Park Assist Not Available to Turn On or Off and Possible Driver I |
| N192264450 03 | CADILLAC | CT6 | 2019 | Customer Satisfaction Program - Certain 2019 model year Cadillac CT6 and CT6-V vehicles equipped with the Brake Lining Wear System Life Span Prognosti |
| 20NA164 | CADILLAC | CT6 | 2020 | This technical bulletin provides a service procedure to correct a customer concern of a Wire Brushing Type Noise Heard from Brake Rotors.<br /> |
| PIC6410 | CADILLAC | CT6 | 2020 | This preliminary information describes a condition where movies will no longer play on the radio display after a software update. This PI gives them t |
| N192278200 | CADILLAC | CT6 | 2019 | N192278200 - Service Update. Certain vehicles may have DTC P0607 intermittently set due to an engine control module (ECM) software and calibration err |
| N192273870 | CADILLAC | CT6 | 2020 | N192273870 - Service Update. Certain vehicles may have the memory in the video processing module (VPM) become corrupt under certain conditions, causi |
| N202206490 | CADILLAC | CT6 | 2018 | Certain vehicles equipped with the hybrid propulsion ? plug-in identifier (RPO HP9) may experience certain circumstances where the engine may not star |
| N192264450 02 | CADILLAC | CT6 | 2019 | N192264450-02 - Customer Satisfaction Program - Certain 2019 model year Cadillac CT6 vehicles equipped with the Brake Lining Wear System Life Span Pro |
| N192264450 01 | CADILLAC | CT6 | 2019 | N192264450-01 - Customer Satisfaction Program - Certain 2019 model year Cadillac CT6 vehicles equipped with the Brake Lining Wear System Life Span Pro |
| N192264450 | CADILLAC | CT6 | 2019 | Certain 2019 model year Cadillac CT6 vehicles equipped with the Brake Lining Wear System Life Span Prognostic Indicator, (RPO JBP), may have a conditi |
| PIC6419 | CADILLAC | CT6 | 2020 | |
| N192280050 | CADILLAC | CT6 | 2019 | Customer Satisfaction Program - Certain vehicles, may have a condition where the rear propeller shaft is susceptible to corrosionat high mileage. Deal |
| PIC6339C | CADILLAC | CT6 | 2020 | This Preliminary information communicates to the dealer technician the need to disconnect the Steering Column Friction Control Module to correctly dia |
| PIC6379A | CADILLAC | CT6 | 2020 | |
| PIC6359A | CADILLAC | CT6 | 2020 | This Preliminary information communicates a normal cycling draw caused by the keyless entry control module for approach lighting.<br /> |
| PIC6312C | CADILLAC | CT6 | 2020 | This Preliminary information communicates diagnostic tips to assist with diagnosis of the Super Cruise system.<br /> |
| PIP5666C | CADILLAC | CT6 | 2020 | |
| PIC6379 | CADILLAC | CT6 | 2020 | |
| PIC6290C | CADILLAC | CT6 | 2020 | This Preliminary information communicates to the dealer that a thump or bump feel or noise may exist on a hard apply of the brakes or when applying th |
| PIC6377 | CADILLAC | CT6 | 2020 | |
| PIE0545 | CADILLAC | CT6 | 2020 | This engineering information bulletin is requesting information on paint quality issue that drives a warrantable item type of repair on any 2019 or 20 |
| N192281670 | CADILLAC | CT6 | 2019 | Customer Satisfaction Program - Certain vehicles may have a condition in which the customer experiences a service engine soonlight and a rough engine |
| N192282430 | CADILLAC | CT6 | 2019 | N192282430 - Service Update. Certain vehicles may have a condition where after multiple start/stop events in a row, an electronically controlled trans |
| N192278690 | CADILLAC | CT6 | 2020 | Customer Satisfaction Program - Certain vehicles may have been built with an incorrect brake pedal assembly. Customer will experience a lighter pedal |
| N192216311 | CADILLAC | CT6 | 2019 | Service Update - Certain vehicles may have a condition where the customer may be able to shift out of park with an expired latent fault mode counter. |
| PIP5677C | CADILLAC | CT6 | 2020 | |
| PIC6339B | CADILLAC | CT6 | 2020 | This Preliminary information communicates to the dealer technician the need to disconnect the Steering Column Friction Control Module to correctly dia |
| 19NA253 | CADILLAC | CT6 | 2020 | This technical bulletin provides a service procedure to run a relative compression test to confirm if an engine misfire is a mechanical engine issue o |
| 19NA252 | CADILLAC | CT6 | 2018 | This technical bulletin provides a procedure to program the VPM to correct a condition of a dead battery after the vehicle has been parked overnight.< |
| PIC6369B | CADILLAC | CT6 | 2017 | This Preliminary information communicates that on 2016 -2017 model year vehicles equipped with 19 or 20 inch wheels that the front park assist may ind |
| PIP5666 | CADILLAC | CT6 | 2020 | |
| PIP5575E | CADILLAC | CT6 | 2019 | |
| PIC6264B | CADILLAC | CT6 | 2018 | |
| PIC6269A | CADILLAC | CT6 | 2017 | |
| 19NA191 | CADILLAC | CT6 | 2019 | This Technical bulletin provides a procedure for dealers/technicians to correct a condition of a Premature Replace Brake Pads or Service Brake Pad Lif |
| N192210460 01 | CADILLAC | CT6 | 2019 | N192210460-01 - Service Update - Certain 2019 Cadillac CT6 equipped with engine RPO?s LSY or LTA, Chevrolet Silverado 1500 (New Model), and GMC Sierr |
| N192211740 01 | CADILLAC | CT6 | 2019 | Customer Satisfaction Program (revised service procedure). General Motors is expanding the mileage of Super Cruise enabled roads to include over 70,00 |
| 192217490 | CADILLAC | CT6 | 2019 | Customer Satisfaction Program. General Motors is expanding the mileage of Super Cruise enabled roads to include over 70,000 additional miles (112,000 |
| PIC6369A | CADILLAC | CT6 | 2017 | This Preliminary information communicates that on 2016 -2017 model year vehicles equipped with 19 or 20 inch wheels that the front park assist may ind |
| PIC6369 | CADILLAC | CT6 | 2017 | This Preliminary information communicates that on 2016 -2017 model year vehicles equipped with 20 inch wheels that the front park assist may indicate |
| PIC6355A | CADILLAC | CT6 | 2019 | This Preliminary Information communication provides information to the technician about how to diagnosis a battery draw that may be caused by a module |
| PIP5666B | CADILLAC | CT6 | 2020 | |
| PIP5575C | CADILLAC | CT6 | 2019 | |
| 17NA272 | CADILLAC | CT6 | 2017 | This technical bulletin provides a procedure to replace the engine for vehicles that have the condition of Loud Noise, Malfunction Indicator Lamp Illu |
| N192256400 | CADILLAC | CT6 | 2019 | N192256400 - Service Update. Certain vehicles may have the E-boost brake pipe(s) contacting the main body wiring harness in the under-hood compartment |
| PIP5666A | CADILLAC | CT6 | 2020 | |
| PIP5412A | CADILLAC | CT6 | 2017 | This Preliminary Information communication advises the technician on the steps to diagnose the intermittent noise of center bearing slinger and rubber |
| PIP5593C | CADILLAC | CT6 | 2019 | |
| N192208990 | CADILLAC | CT6 | 2019 | N192208990 - Service Update. Certain vehicles may have a condition where the brake lines need to be inspected. In a rare instance, the brake lines |
| PIC6339A | CADILLAC | CT6 | 2019 | This Preliminary information communicates to the dealer technician the need to disconnect the Steering Column Friction Control Module to correctly dia |
| PIP5586A | CADILLAC | CT6 | 2019 | The Preliminary Information communication advises the technician that the Product Quality Center has a part exchange for 2.0 LSY engine. The dealer te |
| 19NA191 | CADILLAC | CT6 | 2019 | This Technical bulletin provides a procedure for dealers/technicians to correct a condition of a Premature Replace Brake Pads or Service Brake Pad Lif |
| 19NA128 | CADILLAC | CT6 | 2018 | This technical bulletin provides a procedure to rebuild the transmission and install a snap ring retainer to eliminate the 1-3 clutch spring ring from |
| N182206500 | CADILLAC | CT6 | 2019 | N182206500 - Service Update Bulletin - Certain vehicles were built without required protective metal coating on the hood ball stud bracket. Over time |
| 18NA343 | CADILLAC | CT6 | 2019 | This technical bulletin provides a procedure to remove grease and install BRS tape to the spacers for the seat frame to eliminate a squeak type noise. |
| PIP5593D | CADILLAC | CT6 | 2019 | |
| PIP5575B | CADILLAC | CT6 | 2019 | |
| PIP5575D | CADILLAC | CT6 | 2019 | |
| 17NA283 | CADILLAC | CT6 | 2018 | This informational bulletin provides information for dealers, technicians and customers on a customer concern of the appearance of one or both front c |
| 16NA207 | CADILLAC | CT6 | 2018 | The customer may comment on a buzzing noise from the I/P area under heavy acceleration and most noticeable after the vehicle engine has warmed up.<br |
| 17256 | CADILLAC | CT6 | 2018 | 17256-Product Emission Recall. General Motors has decided to conduct a Voluntary Emission Recall on certain vehicles. The Vehicle Emission Control Inf |
| PIC6359 | CADILLAC | CT6 | 2019 | This Preliminary information communicates a normal cycling draw caused by the keyless entry control module for approach lighting.<br /> |
| N192210460 | CADILLAC | CT6 | 2019 | N192210460 - Service Update. Certain 2019 Cadillac CT6 equipped with engine RPO?s LSY or LTA, Chevrolet Silverado 1500 (New Model), and GMC Sierra 15 |
| 18165-03 | CADILLAC | CT6 | 2018 | 18165-03 - Customer Satisfaction Program. All vehicles equipped with Hands-Free Lane Following (UKL) require control software improvement to optimize |
| 17NA324 | CADILLAC | CT6 | 2019 | This informational bulletin provides information on P80 Lubricant required for any repairs involving removal of front stabilizer shaft.<br /> |
| 19NA002 | CADILLAC | CT6 | 2019 | This technical bulletin provides a procedure to replace the steering column if the steering column lock is engaged or if the steering column has been |
| 17286 | CADILLAC | CT6 | 2017 | 17286 - Service Update. On certain vehicles equipped with collision imminent braking (RPO UGN), the engine control module (ECM) does not receive the a |
| 18NA343 | CADILLAC | CT6 | 2018 | This technical bulletin provides a procedure to correct a condition of lateral seat movement and/or squeak type noise heard in the driver seat cushio |
| PIC6298A | CADILLAC | CT6 | 2018 | This Preliminary information communicates to the dealer technician that Engineering is investigating an evaporator freeze condition and not to replace |
| 17NA133 | CADILLAC | CT6 | 2017 | This technical bulletin provides a procedure to replace the transmission for conditions of No Propulsion, Malfunction Indicator Lamp, Battery Cut Off |
| 18206 | CADILLAC | CT6 | 2018 | 18206 - Customer Satisfaction Program. Some vehicles may have an owner's manual that does not show the correct fuse information for the rear compartm |
| PIC6342A | CADILLAC | CT6 | 2019 | |
| PIC6307Q | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruse components.<br /> |
| PIC6272D | CADILLAC | CT6 | 2018 | |
| PIP5575A | CADILLAC | CT6 | 2019 | |
| PIC6342 | CADILLAC | CT6 | 2019 | |
| PIP5387D | CADILLAC | CT6 | 2018 | |
| PIC6355 | CADILLAC | CT6 | 2019 | This Preliminary Information communication provides information to the technician about how to diagnosis a battery draw that may be caused by a module |
| PIC6307P | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruse components.<br /> |
| PIP5593B | CADILLAC | CT6 | 2019 | |
| 17288 | CADILLAC | CT6 | 2017 | 17288-Service Update. Certain vehicles were shipped without fuel labels that recommend the customer use premium fuel rather than regular fuel. Dealers |
| 17185 | CADILLAC | CT6 | 2017 | 17185 - Service Update. Some vehicles equipped with Passive Entry Passive Start (PEPS) may have a condition in which the (PEPS) module was built with |
| 17179 | CADILLAC | CT6 | 2017 | 17179 - Service Update. (Software Only) - Some vehicles may have been built with an incorrect calibration file affecting the passive entry passive sta |
| 17285 | CADILLAC | CT6 | 2018 | 17285 - Service Update. Certain vehicles may have potential interference between the main body harness and an exposed wheel liner screw under the hood |
| PIP5631 | CADILLAC | CT6 | 2019 | This Preliminary information communicates to the dealer technician additional Instructions For Control Valve Body Bolt Kit Part Number 24294356. The |
| PIC6288A | CADILLAC | CT6 | 2019 | |
| 19NA002 | CADILLAC | CT6 | 2018 | This technical bulletin provides a procedure to replace the steering column if the steering column lock is engaged or if the steering column has been |
| 19NA001 | CADILLAC | CT6 | 2017 | This technical bulletin provides repair information to correct a customer concern of lateral movement or looseness of a front seat.<br /> |
| PIP5575 | CADILLAC | CT6 | 2019 | This Preliminary information communicates to the dealer technician that the transmission control module P/N24289415 is on restriction through the PQC. |
| PIC6307M | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruse components.<br /> |
| 17479 | CADILLAC | CT6 | 2018 | 17479 - Customer Satisafaction Program. A software update package is available for vehicles with Super Cruise. The enhanced Super Cruise software wi |
| PIP5479A | CADILLAC | CT6 | 2018 | This Preliminary information communicates Parts Restriction for Transmission components for the new vehicle launch of the 2017 CT6 Hybrid.<br /> |
| PIC6307K | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruse components.<br /> |
| PIP5387C | CADILLAC | CT6 | 2018 | This PI Communicates that there is a parts restriction on the toubochargers for this vehicle. The dealer must call PQC to order a replacement turboch |
| 18206 | CADILLAC | CT6 | 2018 | 18206 - Customer Satisfaction Program. Some vehicles may have an owner?s manual that does not show the correct fuse information for the rear compartm |
| PIC6307L | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruise components.<br /> |
| PIP5479B | CADILLAC | CT6 | 2018 | This Preliminary information communicates Parts Restriction for Transmission components for the new vehicle launch of the 2017 CT6 Hybrid.<br /> |
| PIC6257 | CADILLAC | CT6 | 2017 | This Preliminary information communicates that the rear virtual bumper may apply the brakes in reverse in temps under 10 C with no objects arround. En |
| PIC6307N | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruse components.<br /> |
| 18199 | CADILLAC | CT6 | 2018 | 18199 - Service Update - Software that controls the electric motor for the auxiliary transmission fluid pump has a fault in the logic used for restart |
| PIC6263A | CADILLAC | CT6 | 2017 | The Preliminary Information communication advises the technician that the Technical Assistance Center has aParts Restriction for the Accessory Power M |
| PIC6270A | CADILLAC | CT6 | 2017 | The Preliminary Information communication advises the technician that the Technical Assistance Center has a Parts Restriction for Hybrid Powertrain Co |
| PIC6307J | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruse components.<br /> |
| PIC6272C | CADILLAC | CT6 | 2018 | The Preliminary Information communication advises the technician that the Technical Assistance Center has a Parts Restriction for Drive Motor Battery. |
| PIC6339 | CADILLAC | CT6 | 2019 | This Preliminary information communicates to the dealer technician the need to disconnect the Steering Column Friction Control Module to correctly dia |
| 17479 | CADILLAC | CT6 | 2018 | 17479 - Customer Satisafaction Program. A software update package is available for vehicles with Super Cruise. The enhanced Super Cruise software wi |
| 18NA052 | CADILLAC | CT6 | 2018 | This technical bulletin provides a procedure for replacing the auxiliary air conditioning evaporator seal due to warm air bypasses between the evapora |
| 18NA100 | CADILLAC | CT6 | 2018 | This technical bulletin provides a procedure to reprogram both the active safety control module and the IPC to correct a condition of Super Cruise Fun |
| PIC6269 | CADILLAC | CT6 | 2017 | The Preliminary Information communication advises the technician that the Technical Assistance Center has aParts Restriction for Drive Motor Power Inv |
| PIC6270 | CADILLAC | CT6 | 2017 | The Preliminary Information communication advises the technician that the Technical Assistance Center has a Parts Restriction for Hybrid Powertrain Co |
| PIC6264 | CADILLAC | CT6 | 2017 | The Preliminary Information communication advises the technician that the Technical Assistance Center has aParts Restriction for Drive Motor Battery C |
| PIC6263 | CADILLAC | CT6 | 2017 | The Preliminary Information communication advises the technician that the Technical Assistance Center has aParts Restriction for the Accessory Power M |
| PI1520D | CADILLAC | CT6 | 2016 | This preliminary information advises the technician to perform a battery sensor module learn if the battery has been disconnected.<br /> |
| 18065 | CADILLAC | CT6 | 2018 | 18065 - Service Update. A splash shield in the right front hand wheel house may have not been installed. Customers may experience a no start conditi |
| 17408 (Bulletin | CADILLAC | CT6 | 2018 | 17408 - Service Update - Potential turbo turbine wheel failure/MIL illuminated with DTC P0299 or P16E7. Dealers are to reprogram ECM with a new calibr |
| PIC6307G | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruse components<br /> |
| 16-NA-387 | CADILLAC | CT6 | 2017 | This technical bulletin provides a procedure to correctly install the j-clips that might have been installed incorrectly during PDI causing a rattle o |
| 16-NA-386 | CADILLAC | CT6 | 2017 | This technical bulletin provides repair information to correct a customer concern of loss of driver and/or passenger front HVAC floor duct airflow, or |
| 16-NA-370 | CADILLAC | CT6 | 2017 | This technical bulletin provides sunroof noise repair information to correct various customer concerns of hearing a rattle, creak, tick, and/or double |
| 16-NA-264 | CADILLAC | CT6 | 2016 | This technical bulletin provides a procedure to reset the MEC counter to zero and correcting the ambient light status message to read DARK.<br /> |
| 16-NA-300 | CADILLAC | CT6 | 2016 | This Technical bulletin provides a procedure to reprogram the BCM with latest calibrations to correct a concern of an inoperative heated ventilated se |
| PIC6298 | CADILLAC | CT6 | 2018 | This Preliminary information communicates to the dealer technician a check procedure to perform if complaint of loss of airflow on 2016 - 2018 Cadilla |
| 17NA226 | CADILLAC | CT6 | 2018 | This bulletin provides a procedure to re-torque the steering gears mounting bolts to specifications.<br /> |
| GCUS-3-632 | CADILLAC | CT6 | 2016 | 44120 - Customer Satisfaction Program - Certain vehicles, equipped with an 8-speed automatic transmission, may have a condition in which the 2-3-4-6-8 |
| 17-NA-096 | CADILLAC | CT6 | 2017 | This technical bulletin explains why the brakes are applying in reverse and to not replace parts but wait for a software update.<br /> |
| 16NA370 | CADILLAC | CT6 | 2017 | This technical bulletin provides sunroof noise repair information to correct various customer concerns of hearing a rattle, creak, tick, and/or double |
| PIC6307H | CADILLAC | CT6 | 2018 | This Preliminary information communicates a parts restriction for the Super Cruise components<br /> |
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