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Kenworth seat ventilation harness may be missing heat-shrink, resulting in a short circuit.

NHTSA campaign 26V-544 · Reported August 21, 2026 · 811 vehicles affected

AFFECTED MODELS
Kenworth T680, T880, W990, 567, 579 and 589
VEHICLES AFFECTED
811
REMEDY
Dealers will replace the harnesses, free of charge.
COST
Free

The short version

PACCAR Incorporated reported a problem with the front assembly seat heater/cooler. Here is what owners need to know.

WHAT

The seat ventilation harness may be missing heat-shrink, resulting in a short circuit.

WHY IT MATTERS

A short circuit increases the risk of a fire.

WHAT TO DO

Take it to a dealer — they will replace the harnesses, free of charge.

Affected vehicles

These model years are included in NHTSA campaign 26V-544.

YEAR RANGEMODEL
2027Kenworth T680
2027Kenworth T880
2027Kenworth W990
2027Peterbilt 567
2027Peterbilt 579
2027Peterbilt 589

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.