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Service bulletins for the 2026 Cadillac Escalade IQ

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.

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

By type

By component

By trouble code

Bulletins, newest first
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.
PIT6394C2026-02-23. Service bulletin. UNKNOWN OR OTHER. A vehicle may have a service driver assist message and the technician cannot get the Long Range Radar learn procedure to complete. Tech is directed to drive a city route to complete the procedure.
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.
N2525282702026-02-11. Service campaign. UNKNOWN OR OTHER. Certain vehicles listed above may have a condition in which the coolant hose to APM2 module has an incorrect retaining clip. Dealers will replace the hose.
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.
PIC66382026-02-01. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the technician the repair direction needed to address an inaccurate speed limit sign displayed on instrument cluster.
PIC6638A2026-02-01. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to the technician the repair direction needed to address an inaccurate speed limit sign displayed on instrument cluster.
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.
654.302026-02-01. Over-the-air update. UNKNOWN OR OTHER. • Improvements to the infotainment system from Android update. This Android update removes Alexa Built-in (if supported). Google Assistant will remain available • Fixes to improve responsiveness for the center display, driver display, and camera • Fixes for Apple CarPlay functionality and connectivity (if supported) • Fixes to help ensure proper functionality for Bluetooth • Improvements to audio system performance
PIP60982026-01-19. Service bulletin. UNKNOWN OR OTHER. This PI advised dealer technicians of possible causes of diesel fuel contamination in gasoline powered vehicles and advises of warranty direction.
PIT6425C2026-01-19. 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's
PIT6457B2026-01-19. Service bulletin. UNKNOWN OR OTHER. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
PIP4902U2026-01-13. Service bulletin. UNKNOWN OR OTHER. This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.
PIC6540F2026-01-04. Service bulletin. UNKNOWN OR OTHER. This Preliminary information communicates to dealers a procedure to reset the radio.
PIT6445B2025-12-22. Service bulletin. UNKNOWN OR OTHER. This PI communicates information that the Collision / Detection Systems will revert to default setting of Alert and Brake after an Ignition Cycle due to an Engineering change.
PIT6457A2025-12-15. Service bulletin. UNKNOWN OR OTHER. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
PIC6629B2025-12-15. Service bulletin. UNKNOWN OR OTHER. This PI is to instruct dealer on diagnostic procedures that need to be completed prior to replacing a radio or IPC display
25-NA-1562025-12-04. Service bulletin. WHEELS. This service bulletin provides information on Tire Sidewall Irregularities.
25-NA-1532025-12-04. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. This informational bulletin provides Information on Rear Upper Body Structure Auxiliary Lamp Will Not Turn ON.
PIT64622025-12-03. Service bulletin. UNKNOWN OR OTHER. This preliminary information communicates an issue with programming error while try to complete N252521591 and provide info on how to complete the programming.
PIT64572025-12-03. Service bulletin. UNKNOWN OR OTHER. This preliminary information is for technicians that may see DTCs that are history and should not perform any part replacements. They should follow the notes mentioned prior to anything being replaced.
PIT5214G2025-11-28. Service bulletin. UNKNOWN OR OTHER. This Preliminary Information communication provides information to the technician about vehicles that have had multiple repair attempts that are being performed on customer’s vehicles that exhibit vibration conditions without utilizing the support of General Motors Technical Assistance Center. If valid vibration frequency or Road Force Variation data has been collected and a repair attempt does not correct the customer complaint, contact General Motors Technical Assistance Center for further support. For any vehicles that remains unrepaired after being at the dealer for three days or more and a related bulletin or PI is not found, contact General Motors Technical Assistance Center for further support.

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