Gra-Mag Seat Vent Harness

PACCAR, Inc. has determined to recall the vehicles below. 

Manufacturer

Peterbilt Motors Company, 1700 Woodbrook Street, Denton, TC 76205

Description of Defect/Non-compliance

Certain seats have an internal seat harness produced without heat-shrink on resistor/diode ends in a harness splice. Missing heat-shrink can cause a short circuit condition.

Safety Risk

Short circuit from missing heat-shrink in seat vent harness may increase the risk of a fire.

Cause

Certain seats have an internal seat harness produced without heat-shrink on resistor/diode ends in a harness splice.

Identification of Potentially Defective Vehicles:

Description of Remedy

Affected vehicle owners will be notified and dealers will replace suspect harnesses free of charge. Owners who incurred costs to obtain a remedy for the problem addressed by the recall in advance of receiving notification may seek reimbursement through the process outlined in the general reimbursement plan on file.

Interim Safety Precautions

To reduce the safety risk, PACCAR advises you not to use the seat ventilation functions until recall repairs have been completed. PACCAR will notify owners by mail and advise you to take your truck to a dealership to replace the wire harness(es), as necessary.

Parts Availability

PACCAR Inc. confirms that the parts necessary to correct this defect are available through authorized service centers. 

Last updated: October 28, 2026

Contact Information

If you have questions regarding recall information on this website or published before January 2025, please contact us:

• Email: servicebulletins@paccar.com
• Phone: 425-828-5888
  

For vehicle specific inquiries, including:

• Reporting a safety concern
• Informing us of a transfer of ownership
• Updating your address
  

Please Find a Dealer, who can assist with these updates, schedule inspections, perform any necessary repairs, and provide further guidance based on your circumstances.