WenmarOpen by Wenmar Pro

Service bulletins for the 2021 Cadillac Escalade ESV

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.

1138 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
23-NA-0072023-02-21. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This technical bulletin provides repair information to correct a customer concern of Black Radio Display Screen (Triangle and Camera with Slash Through it) with DTCs B1A62 82 and 86 Setting Current in Video Processing Module (VPM).
22-NA-1152023-02-21. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. 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.
PIT5946B2023-02-13. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. This Preliminary information communicates a diagnostic tip on how to resolve a issue with the Body Control Module setting DTC: P0606 and turning on a Check Engine Lamp.
PIT5949A2023-02-13. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY:HATCHBACK/LIFTGATE; VISIBILITY:SUN/MOON ROOF ASSEMBLY. This Preliminary information communicates an issue during start up that the following symptoms occur: - Service Safety Restraints System Message - Sunroof Inoperative - Sunshade Lights Inoperative - Dome Lights Inoperative - Power Liftgate Inoperative when using switch in overhead console - DTCs U1121 set in the BCM and B1A7A set in the Restraints Module Engineering is currently working on a fix and in the meantime a customer can cycle the dome light switch on/off to correct the condition during that ignition cycle.
PIT59692023-02-13. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY. This Preliminary information communicates an issues with the side blind alert icon not working properly after a short range radar is replaced. Dealers are to perform a return to factory settings to correct the issue.
PIT5966A2023-02-13. Service bulletin. ELECTRICAL SYSTEM. This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.
PIT5762F2023-02-13. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates an issues with false codes setting in vehicles due to timing issues between the modules.
22-NA-2582023-02-08. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to program the TCM and replace the control valve body if the conditions are found to be the cause of the failure of the valve body.
22-NA-1872023-02-07. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This informational bulletin advises the tech to inspect the transfer case motor electrical connectors for possible damage or corrosion that might be caused by a damage grommet inside the electrical connector.
21-NA-2442023-02-07. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. 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.
PIT5800B2023-01-30. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. This Preliminary information communicates and issues with Fuse F49 blowing causing a SES MIL and a Service Theft Deterrent System message displayed in the DIC. It instructions dealership to inspect the 12 volt power accessory port for shorting out.
22-NA-0872023-01-25. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to replace the fuel injector and the wiring harness to correct a customer concern of Malfunction Indicator Lamp (MIL) Illuminated with DTC P0201, P0202, P0203, P0204, P0205, P0206 and/or P0216 Set.
21-NA-1352023-01-25. Service bulletin. ELECTRICAL SYSTEM. This service bulletin provides information to inform dealership personnel about Law Enforcement and Government vehicles that request to disable or enable content.
22-NA-1152023-01-25. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. 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.
21-NA-1062023-01-25. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. This service bulletin provides information for the technician that may experience a condition when after performing a DTC Clear/Reset on the TCM during diagnosis or after completion of a transmission repair or replacement, the DTCs did not clear or appear to reset on the next engine start.
20-NA-0182023-01-25. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This service bulletin provides information for dealers/technicians on MDI 2 Required When Programming Vehicles with Vehicle Intelligence Platform (VIP).
21-NA-1492022-12-15. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. This technical bulletin provides repair information to correct a customer concern of Engine Wire Harness Chafing.
PIT5832D2022-12-12. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This Preliminary information communicates a diagnostic tip on how to resolve a issue if the serial data authentication configuration did not complete correctly.
PIT58742022-12-12. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM. This Preliminary information communicates an issue with the GDS2 scan tool not being able to communication with the front view camera module and provides a work around until GDS2 is fixed.
PIT5851B2022-12-12. Service bulletin. ELECTRICAL SYSTEM:INSTRUMENT PANEL:SPEEDOMETER/ODOMETER. This Preliminary information communicates an issues with the odometer being incorrect after a programming event and how the dealership can resolve the issue.
22-NA-2382022-12-07. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This service bulletin provides diagnostic/repair information to correct a customer concern of Cellphone not Charging or USB Receptacle Inoperative.
22-NA-0522022-12-07. Service bulletin. LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM. This service bulletin provides repair information to correct a customer concern of DTC B1038 SYM64 set in the BCM and Door Ajar Message on Driver Information Center (DIC).
22-NA-2222022-12-06. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to remove the conduit from the harness for the accelerometer to correct the condition of Message “Service Suspension System” Displayed and/or DTC C102Exx.
PIT59462022-11-21. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. This Preliminary information communicates a diagnostic tip on how to resolve a issue with the Body Control Module setting DTC: P0606 and turning on a Check Engine Lamp.
22-NA-2222022-11-09. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM. This technical bulletin provides a procedure to remove the conduit from the harness for the accelerometer to correct the condition of Message “Service Suspension System” Displayed and/or DTC C102Exx.

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