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Service bulletin 24-NA-224

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 id11010873
Published by NHTSA2024-12-02
Manufacturer's number24-NA-224
Manufacturer's date2024-10-15
NHTSA componentENGINE; ELECTRICAL SYSTEM

NHTSA's summary

This bulletin advises the tech to check for faulty sensors as a possible issue for the overheating and specs they should be reading in.

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

Electrical system, Engine

Vehicles listed
BUICK ENCLAVE2024, 2025
CHEVROLET TRAVERSE2024, 2025
GMC ACADIA2024, 2025

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

Other bulletins for the same vehicles and component
N262546590-012026-07-15. Service campaign. Certain vehicles listed above, may have a condition where coolant leaks from the radiator hose quick connect at the radiator inlet. This special coverage covers the condition described above for a period of 5 years or 60,000 miles (100,000 km), whichever occurs first, from the date the vehicle was originally placed in service, regardless of ownership. For vehicles covered by Vehicle Service Contracts, all eligible claims with repair orders on or after July 14, 2026, are covered by this special coverage and must be submitted using the labor operation codes provided with this bulletin. Claims with repair orders prior to July 14, 2026, must be submitted to the Service Contract provider. Vehicle owners or lessees who paid for repairs referenced in this Special Coverage (“Customers”) are eligible for reimbursement of their reasonable and customary expenses in accordance with the procedures specified below. The conditional right to reimbursement is provided by GM solely in the interest of customer satisfaction and is personal to Customers. Customers may not assign and GM does not consent to any assignment of any Customer’s right to submit reimbursement claims, or to receive reimbursement, or any other rights granted by this Special Coverage to any third party, including but not limited to service contract providers, and this Special Coverage is not intended to and does not confer any third party beneficiary, subrogation or contribution rights, or any other rights to reimbursement, against GM, whether in law, equity or otherwise, on any third parties. Dealers are to remove the inlet hose and replace the seal. The repairs will be made at no charge to the customer.
25-NA-0212025-12-03. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Radio Software Update W23E-178.1.2-M174-SQBR6-93.3.
24-NA-2722025-12-03. Service bulletin. This technical bulletin provides repair information to correct a customer concern of Park Assist False Alerts on Z71 Traverse.
00-06-01-026R2025-12-03. Service bulletin. This service bulletin provides information on replacing the intake manifold when the engine is replaced after severe internal engine damage.
24-NA-1662025-12-02. Service bulletin. This technical bulletin provides repair information to correct a customer concern of DTC C1171 C1172 C1173 C1174 Tire Pressure Monitor Sensor Unable to Relearn Ethernet Cable Overlay for TCP OnStar Module.
25-NA-1322025-11-05. Service bulletin. This bulletin provides a procedure to verify a noise and replace the oil pump shaft assembly if the gears of the pump and balance shaft are found the issue of the customers concern.
24-NA-2012025-10-27. Service bulletin. This bulletin provides a procedure to replace the oil pump due to a loose drive pump gear not pressed on the pump shaft.
23-NA-1532025-10-25. Service bulletin. The service bulletin advises the tech of a normal transmission shift condition and the delay in throttle response when the throttle plate is opened rapidly and advises the customer that it is normal for the delay.
25-NA-0742025-10-16. Service bulletin. Some customers may comment on rear body structure stop lamp or rear closure signal lamp may be totally inoperative or staying illuminated.
25-NA-1122025-09-06. Service bulletin. This bulletin provides a procedure to locate and repair a possible oil galley plug from between the engine and flexplate if found the cause of the customers concern of an oil leak from center of vehicle.