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Peterbilt fastener on the front spring bracket may have been installed with the head on the outside of the frame rail, which can chafe and damage the alternator positive cable.

NHTSA campaign 23V-423 · Reported June 13, 2023 · 4,967 vehicles affected

AFFECTED MODELS
Peterbilt 579
VEHICLES AFFECTED
4,967
REMEDY
Dealers will replace the frame fastener and secure the alternator cable, free of charge.
COST
Free

The short version

PACCAR Incorporated reported a problem with the electrical system. Here is what owners need to know.

WHAT

A fastener on the front spring bracket may have been installed with the head on the outside of the frame rail, which can chafe and damage the alternator positive cable.

WHY IT MATTERS

A damaged alternator cable increases the risk of a fire.

WHAT TO DO

Take it to a dealer — they will replace the frame fastener and secure the alternator cable, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 23V-423.

YEAR RANGEMODEL
2021–2023Peterbilt 579

What changed

Newest first. The record shows both when the recall began and what has changed since.

  1. Recall reported to NHTSA. LATEST

Drive one of these? Check your VIN to see if your specific vehicle is affected.

Check your VIN

What this record means

Data from the NHTSA recall database. A clean VIN check means no open federal recalls for that vehicle — not that it never had one.

Not affiliated

MyAutoRecalls is not affiliated with PACCAR Incorporated or the National Highway Traffic Safety Administration.