2012 Kenworth T170 technical service bulletins

Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.

• Sep 11, 2026 Service bulletinKenworth: Dealers should check the chassis list and SIR weekly for VIN changes
• Feb 10, 2021 Service bulletinInformation Only – Windshield washer pumps have a high No Trouble Found rate
• Dec 18, 2020 Service bulletinFix-As-Fail
• Dec 3, 2020 Service bulletinThis SKU is a DEF Injector
• Jun 8, 2020 Service bulletinInformation Only:
• Mar 17, 2020 Service bulletinInformation Only: Proper jump-starting voltage will eliminate high voltage related issues and equipment...
• Mar 3, 2020 Service bulletinInformation Only – Vehicles may have the connector seals on the wheel speed sensor incorrectly installed,...
• Feb 20, 2020 Service bulletinFix-As-Fail: The cruise control may be inoperative after installing CECU software version P30-1030-118 if...
• Dec 18, 2019 Service bulletinInformation Only
• Nov 6, 2019 Service bulletinInformation Only:
• Sep 27, 2019 Service bulletinInformation Only –
• Jan 3, 2013 Service bulletinKenworth: the wires for the temperature and barometric pressure (TBAP) sensor harness, may be expose to...
• Jul 2, 2012 Service bulletinKenworth: diagnostics indicate failed fuel level sensor function in repairs and before component is...
• Feb 18, 2011 Service bulletinPaccar: the chassis need pre-production parts removed and retrofitted with production parts