2021 Cadillac Escalade TSBs

806 manufacturer communications for the 2021 Cadillac Escalade sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 2021 Escalade problem report covers complaints, recalls, and investigations.

806Communications
23Campaigns & extensions

What the bulletins cover

Engine232 bulletins
Electrical210 bulletins
Transmission & drivetrain95 bulletins
Fuel system61 bulletins
Body & structure50 bulletins
Wheels & tires34 bulletins

Warranty extensions, campaigns & software updates

Worth checking your VIN against — these can mean free or reimbursed work if your vehicle qualifies.

Software update 662.10 June 17, 2026 Software update

Super Cruise maps will download faster, giving you updates sooner for Super Cruise compatible roads

Engine N262552620 May 11, 2026 Service campaign

Certain vehicles may have a condition that could cause the cylinder 2 glow plug to fail. If this failure occurs, the Malfunction Indicator Light (Check Engine Light) will illuminate and a diagnostic trouble code will set. This special coverage covers the condition described…

Engine N252494003-02 January 21, 2026 Service campaign

Certain vehicles listed above, may have a condition where the connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. This special coverage covers if an engine failure occurs in the…

Transmission & drivetrain N242454441 -03 October 9, 2025 Service campaign

Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance or P0747…

Engine N252508341 September 16, 2025 Service campaign

Certain vehicles listed above, may have a condition that could cause the engine coolant control valve to fail an onboard vehicle diagnostic test. If this condition were to occur, the Malfunction Indicator Lamp (Check Engine Light) will illuminate, and a diagnostic trouble code…

Service campaign N252510321-01 September 5, 2025 Service campaign

We identified an issue within SPS that prevented the correct software to be loaded to these vehicles. As a result, we have re-opened these VINs. Please perform the ECM update again which will allow the remedy software to be installed. Then, submit a new claim with a new warranty…

Service campaign N252510321-02 September 5, 2025 Service campaign

Certain vehicles will receive a software update to add to the existing Check Engine Light a Driver Information Center (DIC) warning message if DTC P0016 sets. Dealers will reprogram the Engine Control Module (ECM). Owners who have accepted applicable terms and conditions will…

Service campaign N252510321-01 August 28, 2025 Service campaign

Certain vehicles will receive a software update to add to the existing Check Engine Light a Driver Information Center (DIC) warning message if DTC P0016 sets. Dealers will reprogram the Engine Control Module (ECM). Owners who have accepted applicable terms and conditions will…

Service campaign N242435630-05 July 23, 2025 Service campaign

Customer Satisfaction Program. Certain model years and vehicle makes noted in the table above may have a condition where the battery is at risk for a drain following an over-the-air update. Dealers are to reprogram the serial data gateway module.

Transmission & drivetrain N252494003-01 June 26, 2025 Service campaign

Certain vehicles listed above, may have a condition where the connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. This special coverage covers if an engine failure occurs in the…

Service campaign N252494770-01 June 20, 2025 Service campaign

Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from…

Service campaign N252494770 June 17, 2025 Service campaign

Amendments to the Song-Beverly Act (SBA) California warranty law provides vehicle owners with an opportunity to submit a written notice to GM before filing a lawsuit seeking a vehicle repurchase. If such a notice is not provided to GM, then the vehicle owner is prevented from…

Engine N252494003 May 23, 2025 Service campaign

Certain vehicles listed above, may have a condition where the connecting rod and/or crankshaft engine components in these vehicles may have manufacturing defects that can lead to engine damage and engine failure. This special coverage covers if an engine failure occurs in the…

Service campaign N232427510-02 May 15, 2025 Service campaign

Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise. Dealers will update the Engine Control Module, Powertrain Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.

Service campaign N232427510-01 May 1, 2025 Service campaign

Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise. Dealers will update the Engine Control Module, Powertrain Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.

Service campaign N232427510 April 29, 2025 Service campaign

Certain 2018-2024 model year vehicles are receiving a software enhancement for SuperCruise. Dealers will update the Engine Control Module, Hybrid Powertrain Control Module 2 (HPCM2) or Drive Motor Control Module.

Transmission & drivetrain N242454441-02 January 28, 2025 Service campaign

Certain vehicles listed above, may have a condition where the transmission control valve has worn, resulting in a gradual loss of pressure within the valve. The effects can cause harsh shifting, setting a service engine soon message, reduced engine performance or P0747…

Electrical N242441561 November 25, 2024 Service campaign

Customer Satisfaction Program. Certain vehicles, equipped with Super Cruise require high-definition road maps to be updated frequently. This ensures the vehicle is current with road changes and any additional Super Cruise approved mapped roads. Dealers will reprogram the…

Electrical N242435630-04 September 19, 2024 Service campaign

Customer Satisfaction Program - may have a condition where the battery is at risk for a drain following an over-the-air update. Dealers are to reprogram the serial data gateway module.

Electrical N222389722 August 28, 2024 Service campaign

Certain vehicles may have a condition in which a transmission control body screen detaches from the spacer plate when the vehicle is operated in extremely cold weather conditions. Dealers are to reprogram the Transmission Control Module.

Electrical General Communication August 26, 2024 Service campaign

Vehicle Wide Programming (VWP) is a new process to update software on GM Vehicles. It provides the ability via a single selection within Techline Connect to first identify which modules need updating and then proceed to updating affected modules (with some exceptions). The…

Electrical N242441450 August 21, 2024 Service campaign

Service Update. On certain vehicles listed above, the vehicle may not re-start after an auto stop event. Dealers will reprogram the engine control module.

Electrical · Body & structure · Brakes & stability 22-NA-244 May 3, 2024 Warranty extension

This service bulletin provides information about GM Accessories - Dealer-Installed, Repaired or Replaced During Warranty Coverage Period.

Most recent service bulletins

The 20 most recent of 806 communications on file. The complete set is searchable on NHTSA's page for this vehicle.

Service bulletin PIT6446A July 24, 2026

This PI Communicates information to ensure Memory Recall is enabled to ensure memory mirrors return to set position after curbview assist is used.

Service bulletin PIT5509N July 21, 2026

This PI provides diagnostic tips for diagnosing electric trailer brakes issues.

Service bulletin PIT5099J July 21, 2026

PI to help diagnose A/C concern

Service bulletin PIT5966F June 23, 2026

This Preliminary information communicates an issue with an OTA pending message still displayed after an OTA event and how to reset/clear the message.

Service bulletin PIT6522 June 10, 2026

This PI advises dealers that if the K160 Brake System Control Module sets DTC P0606 along with P0562 and/or P25A2, additional diagnostic aids should be followed before replacing parts. The PI provides guidance to inspect for low voltage conditions, wiring, terminal concerns, and…

Service bulletin PIT6132E June 9, 2026

This Preliminary information communicates an issues with the HVAC making a hum buzz noise when the blower is set to a higher speed. Engineering is working on a new HVAC door seal material to correct the noise.

Service bulletin PIT6477C June 5, 2026

This preliminary PI was created to advise techniians in the field that they will not be able to perform a GDS automated bleed with the scan tool dues to a issue with the software in the scan tool

Service bulletin PIT6516B May 21, 2026

This Preliminary information communicates ordering process for the night vision camera that are on restriction for all listed vehicles for Technical Assistance review.

Service bulletin PIT5509M May 14, 2026

This PI provides diagnostic tips for diagnosing electric trailer brakes issues.

Service bulletin PIT6516A May 13, 2026

This Preliminary information communicates ordering process for the night vision camera that are on restriction for all listed vehicles for Technical Assistance review.

Service bulletin PIC6551B May 11, 2026

This Preliminary information communicates to dealer to perform a MEC reset for wireless projection issues

Service bulletin PIC6423A May 11, 2026

Pi created to provide GM dealers with information on gathering information for projection issue

Service bulletin PIT6516 May 8, 2026

This Preliminary information communicates ordering process for the night vision camera that are on restriction for all listed vehicles for Technical Assistance review.

Service bulletin PIT6511 April 25, 2026

This Preliminary information communicates an issue with a replace or low FOB battery message

Service bulletin PIT6507 April 20, 2026

This PI communicates information on a SPS programming issue causing Serial Data Authentication Configuration to fail.

Service bulletin PIT3271Q April 1, 2026

This preliminary information communicates information about how to determine if a wheel and tires size change is available.

Service bulletin PIT6347B March 26, 2026

This Preliminary information communicates an issue with ABS SES MIL / Service Brake System / Service StabiliTrak / BSCM DTC P0606 P0562 and dealers to perform additional battery and connection testing.

Service bulletin PIP4902V March 9, 2026

This preliminary information advises a dealer on how to email GDS2 session logs into Technical Assistance.

Service bulletin PIP6104 March 9, 2026

This Preliminary information communicates the steps on how to save a GDS2 Session Log and upload to a Technical Assistance Case in CX Connect.

Service bulletin PIT6425D March 2, 2026

This Preliminary information communicates to the field on how to diagnosis a GPS issue with the Telematic module with no DTC'ss

← 2021 Escalade problems All Escalade TSB years
Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.