2011 Kenworth K500

Service bulletins

Technical service bulletins and other communications the manufacturer sent dealers about this vehicle. Ask a dealer for the full document by its number.

• 10188550Information Only Windshield washer pumps have a high No Trouble Found rate. Washer pumps may fail to spray due to a clogged filter.
• 10177021Information Only: This bulletin provides dealers with a battery warranty quick reference guide to ensure the appropriate tests for battery warranty are performed in order to prevent battery warranty claims filed with incorrect or incomplete information.
• 10173212Information Only Vehicles may have the connector seals on the wheel speed sensor incorrectly installed, which may lead to water intrusion and corrosion in some vehicles.
• 10173205Information Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment damage.
• 10169787Information Only - Vehicles built with NAMUX software from 2013 to present may experience accuracy issues with the tachometer. The issue can be temporarily resolved using any one of the included procedures.
• 10168703Information Only: This bulletin provides guidance for repairing an air-conditioning system after internal failure of the A/C compressor.
• 10165583Information Only This bulletin provides information about the California Air Resources Board (CARB) Periodic Smoke Inspection Program (PSIP) and Heavy Duty Vehicle Inspection Program (HDVIP).
• 10045242Kenworth: diagnostics indicate failed fuel level sensor function in repairs and before component IS replaced, dial face should be cleaned and failure verified. All kenworth models with ohm dial or open card style fuel senders.
• 10044145Kenworth: see document search button for owner letter. The chassis may not have the proper assembly controls in place for draglink connections torque. Models C500, K500, T660, T800 and W900 2011-2012.

Every Kenworth K500 model year

Bars are owner complaints, dots mark years with recalls. Select a year to open its report.