Technical Service Bulletins
Search 172,063 manufacturer communications covering 879 vehicle makes from 1955 to 2025.
Showing 166 bulletins for PACCAR
E261
Feb 14, 2020
060000 ENGINE AND ENGINE COOLING
Non-Safety Campaign: Peterbilt has determined that certain vehicles equipped with a PACCAR MX-13 EPA2017 engine may have a faulty oil module filter cap. The plastic retaining tabs on the cap could break off and enter the engine oil. An impr
E257
Feb 6, 2020
060000 ENGINE AND ENGINE COOLING
Information Only: Introducing OTA (over the air) software update capability for MX Engines.
E258
Jan 24, 2020
060000 ENGINE AND ENGINE COOLING
Non-Safety Campaign - The retaining tabs that hold the oil bypass valve to the filter cap may break and enter the engine oiling system. Oil filter caps will be replaced. Improved oil thermostats will also be installed. Chassis list has been
E252
Jan 10, 2020
060000 ENGINE AND ENGINE COOLING
Non-Safety Campaign: PACCAR has selected vehicles manufactured with MX-13 EPA2017 engines for Camshaft and Follower durability Inspection. The intent of this inspection is to determine the effectiveness of life extension measures implement
E255
Jan 8, 2020
060000 ENGINE AND ENGINE COOLING
Non-Safety Campaign - Oil filter cap bypass valve retaining tabs may break, allowing unfiltered oil to bypass the oil filter assembly. A new oil filter cap will be installed.
E245
Dec 19, 2019
063100 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL
Emissions Recall - PACCAR MX-13 EPA13 EMY 2013 to 2015A NOx Emissions Improvement and On Board Diagnostic (OBD) system readiness and other OBD system software related issues. This bulletin supersedes E241.
E254
Dec 19, 2019
080000 FUEL SYSTEM, DIESEL
Fix-As-Fail. Vehicle may present with noise emitting from the after-treatment DOC, or with fault codes P3778, P3776, P3807, P3930, P3796, P3936, P3792, P3800, P3799, or P3877.
E256
Dec 10, 2019
060000 ENGINE AND ENGINE COOLING
Information Only ??A?A? This bulletin provides guidance to remind customers that oil change intervals are determined by analyzing a variety of factors.
26-032
Nov 7, 2019
060000 ENGINE AND ENGINE COOLING
Non-Safety Campaign: Certain chassis built between March 01, 2017 and August 26, 2019 that are equipped with MX-11/MX-13 EPA2017 engines, and with Eaton UltraShift or Fuller transmissions may experience an engine overspeed error when going
E246
Nov 1, 2019
060000 ENGINE (PWS)
Information only: Due to a design change in the fuel filter module, updated fuel filter installation procedures are now available in Repair & Maintenance RMI.
E244
Oct 18, 2019
060000 ENGINE AND ENGINE COOLING
Non-Safety Campaign: Selected vehicles are participating in an engine oil sample activity to review engine longevity.
E213A-E213E
Sep 30, 2019
110000 ELECTRICAL SYSTEM
Non-Safety Campaign - Repair procedures for various dash lamp performance issues. Updated affected vehicle list.
E249
Sep 27, 2019
060000 ENGINE AND ENGINE COOLING
Information Only ??A?A? The coolant pipe connection at the EGR cooler may wear a groove into the EGR cooler. An updated coolant pipe is available to resolve this issue.
43-061
Aug 30, 2019
060000 ENGINE AND ENGINE COOLING
Information Only - Instructions to follow diagnostic steps in RMI for DTC P-3938 to prevent unneeded replacement of urea quality sensors.
E241
Aug 16, 2019
060000 ENGINE AND ENGINE COOLING
Emissions Recall Engine software update required in order to improve Nox emissions
E242
Aug 16, 2019
060000 ENGINE AND ENGINE COOLING
Emissions Recall ??A???A???A???A???A???A? Chassis have NOx emissions that exceed allowable limits on federal test cycles. Updates to the Aftertreatment system will be made to reduce NOx emissions to acceptable limits.
E210
Aug 9, 2019
060000 ENGINE AND ENGINE COOLING
Information Only ??A? PACCAR EPA2013 and newer MX-11 and MX-13 maintenance best practices provide information to support overall vehicle uptime and mitigate unscheduled service.
34-081
Aug 6, 2019
110000 ELECTRICAL SYSTEM
Information Only Quick Guide: Electrical Harness Damage Diagnosis and Repair Path
98-007
Jun 28, 2019
110000 ELECTRICAL SYSTEM
Information Only ? A PACCAR supported PicoScope for advanced electrical and electronics diagnostics is available through PPD.
E237
Jun 28, 2019
070000 FUEL SYSTEM, GASOLINE
Information Only ? The Delphi YDT720 Injector Tester is approved for troubleshooting PACCAR MX-11/MX-13 Fuel Injectors with electrical faults.
98-008
Jun 28, 2019
350000 EQUIPMENT
Information Only ? The PACCAR approved Redline Smoke Tool is now available for order from PPD.
98-006
Jun 21, 2019
063130 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE)
Information Only: A cleaning solution heater kit has been released for the PACCAR EGR Cooler Cleaning Kit
34-066
Jun 10, 2019
110000 ELECTRICAL SYSTEM
Information Only - Quick Reference Guide for Electric harness damage repairs.
E216
Jun 10, 2019
063000 ENGINE AND ENGINE COOLING:EXHAUST SYSTEM
Fix as Fail: Vehicles may exhibit a leaking exhaust valve guide seal.
43-059
May 10, 2019
060000 ENGINE (PWS)
Information: This document is intended for UL2 aftertreatment diesel exhaust fluid (DEF) systems and outlines how to store individual components with the intent of being reused after storage. Storage time is not to exceed two years.