2014 Peterbilt 337 Recalls

Recalls on record Updated July 2026

The 2014 Peterbilt 337 has 6 NHTSA recall campaigns affecting an estimated 479,267 vehicles. Recall repairs are always free at any authorized dealer. Owners have filed 2 complaints with NHTSA, most often about the service brakes. Last updated July 5, 2026.

Recall campaigns

ELECTRONIC STABILITY CONTROL (ESC) 20V199000 2020-04-06 460,515 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain 2008-2019 Peterbilt 330, 335, 337, 340, 348, 365, 367, 384, 386, 387, 388, 389, 567, 579 and 587 vehicles and 2008-2020 Kenworth T170, T270, T370, T660, T680, T800, T880, and W900 vehicles equipped with NAMUX Software. In the event that the Anti-lock Brake System…

Consequence

If the driver unknowingly operates the vehicle without the ABS functioning, there would be an increased risk of a crash.

Remedy

PACCAR will notify owners, and dealers will update the NAMUX software within the cab control module, free of charge. PACCAR issued owners an interim notification on June 4, 2020. The recall began May 26, 2020. Owners may contact Kenworth customer service at 1-425-828-5888 or Peterbilt customer service at…

SEAT BELTS 15V365000 2015-06-10 37 affected
Defect

Rush Truck Centers of Texas, LP (Rush), doing business as Custom Vehicle Solutions, is recalling certain modified 2011-2016 Peterbilt 337 trucks manufactured March 26, 2010, to March 9, 2015, modified 2013-2015 Peterbilt 348 trucks manufactured May 14, 2012, to March 25, 2014, and modified 2014 Peterbilt 382 trucks…

Consequence

If the seat belt anchor pulls away, the seat occupant may not be properly secured in the event of a crash, increasing the risk of occupant injury.

Remedy

Rush will notify owners, and dealers will repair the vehicles free of charge. The recall began on, July 16, 2015. Owners may contact Rush customer service at 1-713-766-3007.

ENGINE AND ENGINE COOLING 15V309000 2015-05-26 4,823 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain model year 2010-2016 Kenworth T440, T800, and W900 trucks manufactured August 31, 2009, to April 20, 2015, and 2008-2015 Peterbilt 320, 337, 348, 365, 382, and 384 trucks manufactured July 27, 2007, to April 28, 2015, and equipped with certain Cummins Westport ISL G…

Consequence

If engine oil comes into contact with a hot surface, there is an increased risk of a fire.

Remedy

Cummins will notify owners on behalf of PACCAR, and Cummins service centers will administer the repairs which include securing the ends of the 90-degree elbow and reprogramming the electronic control module (ECM) with software that can adjust the engine output under misfire conditions to limit crankcase pressures.…

ELECTRICAL SYSTEM 14V283000 2014-05-29 1,705 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain model year 2010-2015 Peterbilt 579, 388, 384, 367, 365, 348, and 337 trucks manufactured October 30, 2009, through May 21, 2014. In the affected vehicles, if power is interrupted to the seat electronic control unit (ECU), such as when the fuse for that circuit blows,…

Consequence

Without a warning of a problem existing in the side air bag system, the driver may continue to operate the vehicle, increasing the risk of injury from the side air bag not deploying in the event of a rollover.

Remedy

PACCAR will notify owners, and dealers will install a new electrical harness to correct them problem, free of charge. The recall began in July 2014. Owners may contact Peterbilt customer service at 1-940-591-4220. Paccar's number for this recall is 514-F.

SEAT BELTS 14V013000 2014-01-24 10,414 affected
Defect

PACCAR Incorporated (PACCAR) is recalling certain model year 2014 Kenworth T660, T680, T700,T800, T880, W900, T440, T470, T370, T270, T170, C500, and C550 chassis manufactured between August 7, 2013, and October 31, 2013, and Peterbilt 320, 325, 330, 337, 348, 365, 367, 382, 384, 386, 388, 389, and 587 chassis…

Consequence

If the latch plate remains partially engaged after the button is pressed, egress from the vehicle could be hindered which would increase the risk of injury in the event of an emergency.

Remedy

PACCAR will notify owners, and dealers will inspect and replace the seat belt buckles, as necessary, free of charge. The recall began on March 31, 2014. Owners may contact PACCAR at 1-425-468-7400. Kenworth's number for this campaign is 14KWC. Peterbilt's number for this campaign is 114-B.

ELECTRICAL SYSTEM 13V222000 2013-05-28 1,773 affected
Defect

PACCAR is recalling certain model year 2014 Kenworth T170, T270, T370, T470, T660, T680, T800, T880, and W900 trucks manufactured May 6, 2013, through May 17, 2013; and model year 2014 Peterbilt 330, 337, 348, 365, 367, 382, 384, 386, 388, 389, 389K, 567, 579 and 587 trucks manufactured May 1, 2013 through May 17,…

Consequence

Unintended engine startup could cause injury to a person working in the engine compartment. Vehicles with standard transmissions may experience unexpected movement, which may result in personal injury or a crash.

Remedy

PACCAR will notify owners, and dealers will replace affected ignition switches, free of charge. The recall began on June 14, 2013. Owners may contact Kenworth at 1-425-828-5000 or Peterbilt at 1-940-591-4000. Kenworth's recall campaign number is 13KWF. Peterbilt's recall campaign number is 0513-E.

Complaints by component

SERVICE BRAKES
1
SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS
1
Total complaints2

What owners report

Verbatim reports filed with NHTSA, lightly edited for readability and with personal information removed.

“Subject: discrepant tractor to trailer air hoses manufacture by phillip industries. Discrepancy: phillip industries air hoses assembled with non-permanently end fittings for emergency and service do not have a proper connection. Roadside inspections conducted at the port of entry at brownsville,…”

SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS · reported 2014-05-30

“Subject: discrepant tractor to trailer air hoses manufacture by phillip industries. Discrepancy: phillip industries air hoses assembled with non-permanently end fittings for emergency and service do not have a proper connection. Roadside inspections conducted at the port of entry at brownsville,…”

SERVICE BRAKES · reported 2014-05-30

Defect investigations

Investigation PE20006 Opened 2020-05-01 · closed 2024-03-27

Intermittent Loss of Power Steering Assist

On May 1, 2020, the Office of Defects Investigation (ODI) opened PE20006 to investigate complaints of intermittent loss of power steering assist in Daimler Truck North America (DTNA), Volvo Trucks of North America (Volvo) and PACCAR vehicles equipped with a ZF/TRW (TRW) THP60 steering gear.  The investigation…

Investigation PE20006 Opened 2020-05-01 · closed 2024-03-27

Intermittent Loss of Power Steering Assist

On May 1, 2020, the Office of Defects Investigation (ODI) opened PE20006 to investigate complaints of intermittent loss of power steering assist in Daimler Truck North America (DTNA), Volvo Trucks of North America (Volvo) and PACCAR vehicles equipped with a ZF/TRW (TRW) THP60 steering gear.  The investigation…

Sources & methodology

Recall, complaint, and investigation records from official NHTSA datasets (FLAT_RCL, FLAT_CMPL, FLAT_INV), synced weekly. Counts reflect NHTSA records for the 2014 Peterbilt 337 as of July 5, 2026. Complaint narratives are consumer-submitted and unverified. This page contains ads and affiliate links. Full methodology.