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Service bulletins for the 2026 Cadillac Escalade IQL

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

135 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
PIC6540G2026-05-08. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6393K2026-05-08. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information is to inform customers to follow diagnostics if resetting, disconnecting the module did not correct it.
PIT65082026-04-29. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the technician the diagnostic direction needed when the customer complains of SuperCruise Subscription Required Message Displayed on Instrument Cluster.
PIT65032026-04-23. Service bulletin. UNKNOWN OR OTHER. This preliminary information is to inform technicians that GM is placing the B174W Front View Camera Module (ACP2) on part restriction due to elevated replacement rates and ongoing engineering investigation. Technicians must not replace the front camera module unless they have: 1.Completed the diagnostic procedure in this PI, and 2.Contacted TAC and received authorization, including the SI document number and specific step that directs camera replacement.
PIP61072026-04-13. Service bulletin. UNKNOWN OR OTHER. Technical Detail: This PI conveys that the BRFM (Battery Radio Frequency Module) becomes stuck/ logic locked in a state that requires an ENG level reset (RAD-wBMS).
N252511441-012026-04-08. Service campaign. UNKNOWN OR OTHER. Customer Satisfaction Program. Certain vehicles listed above may have a condition in which the 2nd and/or 3rd row outboard head restraints may not lock in the upright position, or may not release from the upright position. Dealers will replace the 3rd row outboard head restraints, and if applicable, replace the 2nd row head restraints.
661.502026-04-07. Over-the-air update. UNKNOWN OR OTHER. • Fixes to help ensure successful vehicle software updates
PIT3271Q2026-04-07. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates information about how to determine if a wheel and tires size change is available.
N2525290802026-04-01. Service campaign. ELECTRICAL SYSTEM. Service Update. Certain vehicles listed above may be missing a high voltage header plug on the RESS battery pack drive motor connector. Dealers are to inspect the RESS pack connectors and install the proper HV Header Plug if missing.
PIT6368C2026-03-31. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates an issue with the virtual garage door opener not programming to a garage opener. Engineering is working on a new module.
PIT65002026-03-24. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates a HVAC noise when changing the HVAC mode door and that engineering is currently investigating
PIP61042026-03-17. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.
PIP4902V2026-03-17. Service bulletin. UNKNOWN OR OTHER. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
N252521591-042026-03-11. Service bulletin. UNKNOWN OR OTHER. Certain vehicles listed above may have a condition in which hard braking may unexpectedly engage. Dealers will re-program the IPM or Front View Camera depending on what the vehicle is equipped with.
PIT6425D2026-03-11. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss
N2525415102026-03-03. Service campaign. UNKNOWN OR OTHER. Certain vehicles may have been sold with a GM NACS Level 2 EV charging adapter (NACS to J1772) in which a quality issue was identified. Dealers are to provide the customer with the latest design charging adapter.
PIP6081B2026-03-03. Service bulletin. UNKNOWN OR OTHER. This Pi is to let dealer know that a program issue has been released and to not replace any hard for codes P2C8A, P2C8B, U3577, U3578, U3579, U357A, U357B, U357C, U357D, U357E, U357F, U3580, U3581, U3582, U3583, U3584, U2BAA, U2BAB, U2BAC, U2BAD, U2BAE,
661.102026-02-24. Over-the-air update. UNKNOWN OR OTHER. • Improvements to the performance of vehicle software updates • Fixes to help prevent loss of functionality for connectivity features, including maps and Wi-Fi • Fixes to help prevent erroneous emergency calls from vehicle • Fixes for deleting digital keys • Fixes to help ensure proper functionality for mobile app features • Improvements to the performance of Super Cruise
654.202026-02-24. Over-the-air update. UNKNOWN OR OTHER. • Fixes to help ensure proper functionality for heating and cooling features • Improvements to night mode lights for shifting gears • Fixes for Daytime Running Lamps turning on when set to Off • Fixes to help prevent erroneous missing key messages on driver display • Fixes for accuracy of low tire pressure alert • Fixes for speed threshold for pedestrian alerts • Improvements to the performance of driver assistance features • Fixes to help ensure accurate driver display messages and alerts • Improvements to adaptive cruise control, collision imminent braking, and diagnostic functionality
PIT6456D2026-02-23. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with the key fob buttons inoperative and how to resync the fobs back to the vehicle.
N252521591-032026-02-11. Service campaign. UNKNOWN OR OTHER. Certain vehicles listed above may have a condition in which hard braking may unexpectedly engage. Dealers will re-program the IPM or Front View Camera depending on what the vehicle is equipped with.
N252521591-022026-02-10. Service campaign. UNKNOWN OR OTHER. Certain vehicles listed above may have a condition in which hard braking may unexpectedly engage. Dealers will reprogram the Image Processing Module.
PIP6099A2026-02-01. Service bulletin. UNKNOWN OR OTHER. This P/I is advising that the TCM should not be replaced for DTC P16F4 and to follow the repair instructions.
PIT5985K2026-02-01. Service bulletin. UNKNOWN OR OTHER. This PI provides diagnostics tips to dealership techs when trying to diagnose a CAN Bus communication issue after an event like a lightning strike, battery jump started backwards, failure over the air update, etc.
654.102026-02-01. Over-the-air update. UNKNOWN OR OTHER. • Fixes to help protect battery health.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.