2009 Kenworth T270: complaints, problems and recalls

Reported: 2009-04-29 (April 29, 2009)

PACCAR IS RECALLING 2 MY 2009 KENWORTH T270 AND T370 4X2 TRUCKS. THE ANCHOR PLATE TIE BAR WHICH REINFORCES THE ANCHOR PLATE ON 73MM CALIPERS WAS NOT INSTALLED. UNDER HIGH TORQUE BRAKE APPLICATIONS THE SLIDE PINS COULD BIND, RESULTING IN A REDUCTION OF THE BRAKING EFFORT AND/OR BRAKE DRAG CAUSED BY INCOMPLETE BRAKE RELEASE; OR THE ANCHOR PLATE COULD FATIGUE, RESULTING IN A CRACKED AND/OR FRACTURE ANCHOR PLATE.

Consequence: THIS CONDITION COULD RESULT IN REDUCED BRAKING CAPACITY AND INCREASED STOPPING DISTANCES, OR PART OF THE ANCHOR PLATE COULD SEPARATE AND FALL ONTO THE ROADWAY. EITHER OF THESE COULD INCREASE THE RISK OF A CRASH.

Remedy: DEALERS WILL INSPECT THE BRAKES ON THE AFFECTED CHASSIS FOR THE PRESENCE OF THE ANCHOR PLATE TIE BAR; AND INSTALL THE ANCHOR PLATE TIE BAR IF MISSING FREE OF CHARGE. ALL VEHICLES HAVE BEEN FIXED. OWNER MAY CONTACT KENWORTH AT 425-828-5440.

Reported: 2009-09-03 (September 3, 2009)

PACCAR IS RECALLING MODEL YEAR 2008-2010 KENWORTH T300, T270, AND T370, MODEL YEAR 2009-2010 T800 AND PETERBILT MODEL YEAR 2008-2010 335, 340, AND 367 VEHICLES BUILT ON CUMMINS' DIESEL ENGINE. THE VEHICLES MAY BE DESIGNED WITH A HARD WIRED, DASH-MOUNTED SWITCH THAT ENABLES THE VEHICLE OPERATOR TO INHIBIT AFTERTREATMENT DIESEL PARTICULATE FILTER REGENERATION IN ENVIRONMENTS WHERE THE OPERATOR BELIEVES IT MAY BE UNSAFE FOR ELEVATED EXHAUST TEMPERATURES. DUE TO AN ISSUE WITH THE LOGIC IN THE ECM SOFTWARE IN THESE ENGINES, THE SWITCH MAY NOT FUNCTION CORRECTLY, LEADING THE OPERATOR TO BELIEVE THAT THE SWITCH IS IN "INHIBIT" MODE WHEN IT IS NOT.

Consequence: THIS CONDITION WILL PERMIT HOT EXHAUST GASES TO EXIT THE VEHICLE TAILPIPE, INCREASING THE RISK OF MELTING OR BURNING OF NEARBY SURFACES, OR A FIRE.

Remedy: PACCAR IS WORKING WITH CUMMINS TO REPAIR THE ENGINES FREE OF CHARGE PLEASE SEE 09E-046. THE SAFETY RECALL BEGAN ON OCTOBER 1, 2009. OWNERS MAY CONTACT CUMMINS AT 1-800-DIESELS (1-800-343-7357).

Reported: 2020-04-06 (April 6, 2020)

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 (ABS) loses battery and/or ignition power to the controller, the dash warning light for the ABS may not illuminate to warn the driver of the loss of ABS. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard (FMVSS) number 121, "Air Brake Systems," and 136, "Electronic Stability Control System on Heavy Vehicles."

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 1-940-591-4220. PACCAR's number for this recall is 20pbc AND 20KWB.