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Manufacturer recall number

Peterbilt recall 23KWE and 23PBE

Peterbilt calls it 23KWE and 23PBE. NHTSA filed it as campaign 23V504000 on Jul 21, 2023: power train on the 2023–2024 Kenworth and Peterbilt, 72 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
23V5040002023–2024 Kenworth and PeterbiltPower TrainJul 21, 202372high
Problem PACCAR Incorportated (PACCAR) is recalling certain 2023-2024 Peterbilt 536, 537, 548, 2023-2024 Kenworth T280, T480, and 2024 Kenworth T380 vehicles. The adhesive thread-lock may not have been applied to the four flange mounted yoke bolt threads, allowing the driveline fasteners to loosen. Risk Loose fasteners may allow the driveline to separate from the truck, increasing the risk of a crash. Fix Dealers will apply adhesive thread-lock and replace the fasteners, free of charge. Owner notification letters are expected to be mailed September 19, 2023. Owners may contact PACCAR's customer service at 1-425-828-5888 (Kenworth) or 1-940-591-4220 (Peterbilt). PACCAR's numbers for this recall are 23KWE and 23PBE.

The manufacturer’s own words as filed for 23V504000. Every model year it covers, the build window and the filed PDFs →

Two numbers, one recall

Every safety recall carries two identifiers. 23KWE and 23PBE is the number Peterbilt assigned in its own system: it is what appears on the owner letter, on the dealer’s service screen and on the repair order. 23V504000 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 23KWE and 23PBE the same recall as 23V504000?

Yes. 23KWE and 23PBE is Peterbilt’s own number for it; 23V504000 is NHTSA’s. One recall, two references.

Which vehicles does 23KWE and 23PBE cover?

2023–2024 Kenworth and Peterbilt, 72 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 23KWE and 23PBE repair cost anything?

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