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Manufacturer recall number

Mack recall SC0456

Mack calls it SC0456. NHTSA filed it as campaign 23V887000 on Dec 22, 2023: steering on the 2024 Mack Granite (gr), 5 vehicles potentially affected. One recall, two numbers — the dealer quotes the manufacturer’s, the federal record carries NHTSA’s.

What NHTSA has under this number

Source: 49 CFR Part 573 filings
NHTSA campaignVehiclesComponentFiledAffectedSeverity
23V8870002024 Mack Granite (gr)SteeringDec 22, 20235high
Problem Mack Trucks, Inc (Mack) is recalling certain 2024 Granite vehicles. The bearing journals may not be fully seated in the steering knuckle assembly, preventing the proper installation of the wheel end hub assembly. Risk An improperly installed wheel end hub assembly can leak oil, causing the axle spindles to loosen or fracture and increasing the risk of a crash. Fix Hendrickson will inspect and replace the steering knuckle assembly as necessary, free of charge. Owner notification letters were mailed February 2, 2024. Owners may contact Mack customer service at 1-800-866-1177. Mack's number for this recall is SC0456.

The manufacturer’s own words as filed for 23V887000. Every model year it covers, the build window and the filed PDFs →

Two numbers, one recall

Every safety recall carries two identifiers. SC0456 is the number Mack assigned in its own system: it is what appears on the owner letter, on the dealer’s service screen and on the repair order. 23V887000 is the number NHTSA filed the same recall under when the manufacturer reported it, and it is the one every federal record, this site included, is keyed on.

The repair is free by federal law for vehicles up to fifteen years old. Whether one particular vehicle is included is settled by its VIN against the manufacturer’s build list, not by its model year.

Check one specific vehicle

Both lookups check a VIN against the manufacturer’s own list and say whether the repair is still outstanding on that vehicle.

Common questions

Source: NHTSA, 49 CFR Part 573

Is SC0456 the same recall as 23V887000?

Yes. SC0456 is Mack’s own number for it; 23V887000 is NHTSA’s. One recall, two references.

Which vehicles does SC0456 cover?

2024 Mack Granite (gr), 5 vehicles by the manufacturer’s count. A recall covers a build range, so the VIN decides whether one particular vehicle is in it.

Does the SC0456 repair cost anything?

No. The manufacturer must remedy a safety defect at no charge for vehicles up to 15 years old from first sale.