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Service bulletin 24-NA-031

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id11010574
Published by NHTSA2024-11-16
Manufacturer's number24-NA-031
Manufacturer's date2024-10-09
NHTSA componentSERVICE BRAKES

NHTSA's summary

This service bulletin provides information for having brake pulsation and/or repeat brake pulsation.

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Brakes

Vehicles listed
CADILLAC CT42022, 2023, 2024, 2025
CADILLAC CT52022, 2023, 2024, 2025
CHEVROLET CORVETTE2020, 2021, 2022, 2023, 2024, 2025

Listing a model year does not mean every vehicle of it is concerned: the document says which.

Recalls for the same vehicles and component
20204522020-09-24. Brakes
20V5880002020-09-24. SERVICE BRAKES

A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.

Other bulletins for the same vehicles and component
24-NA-2212025-12-02. Service bulletin. This service bulletin provides service procedure information on Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.
N2524942202025-06-26. Service campaign. Service Update. Certain vehicles listed above may have a condition in which braking performance is reduced, vehicle top speed is limited, and MIL notification is provided to the customer. Dealers are to replace the brake master cylinder assembly.
25-NA-0652025-04-24. Service bulletin. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
24-NA-0482025-02-17. Service bulletin. This service bulletin provides customer information for rear unwanted automatic braking, usually when reversing out of a garage or driveway.
21-NA-0432025-02-12. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
17-NA-2712024-12-19. Service bulletin. This service bulletin provides a procedure to clean the back side of the rims and rotors and to correct the customer concern of wheel clicking.
21-NA-0432024-12-10. Service bulletin. This bulletin advises the dealers to maintain the vehicle stock on hand by doing a full inspection on the vehicles before being sold (prepping) to the customer.
24-NA-2212024-11-19. Service bulletin. This service bulletin provides service procedure information on Brake Squeal or Squeak Noise Intermittently on Initial Brake Applies.
22-NA-0262024-11-15. Service bulletin. This service bulletin provides information for dealers/technicians on Brake Pulsation, Noise and/or Visible Pitting Condition to Brake Rotor Surface.
17-NA-2392024-11-14. Service bulletin. This bulletin provides information on possible normal brake drag caused by the vehicle parked for an extended period of time.