Service bulletins for the 2011 Workhorse W42
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
24 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Engine are shown. Show all
| IK2600256 | 2026-02-05. Service bulletin. ENGINE. This article is intended to provide information for how to program International Engines that have been sold to another company and installed in a chassis that does NOT have an International VIN Number. This may include Detroit Series 40 engines, Perkins, Street Sweepers, Cranes, Fire Trucks, Generators, Blower motors, and more. |
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| IK2600255 | 2026-02-05. Other. ENGINE. This document provides guidance for assessing the feasibility of implementing a customer-requested change to an engine or vehicle parameter/feature. Customer requested changes will be approved in accordance with the requirements specified in 40 CFR Part 1037 to ensure continued compliance with greenhouse gas (GHG) regulations. |
| IK2600090 | 2026-02-05. Other. ENGINE. New CARB Idle Reduction Change Request |
| IK2600047 | 2026-02-05. Service bulletin. ENGINE. Engine replacements for all International engines will need to follow this procedure. |
| IK0800546 | 2018-04-02. Service bulletin. ENGINE AND ENGINE COOLING. HVAC fault 2609-19 with 4th Gen BCM; Only models equipped with 4th generation BCM |
| IK0700097 | 2018-04-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. NEW Ultrasonic DEF Tank Sending Unit; only models with SCR Aftertreatment system. |
| IK1200029 | 2017-02-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. RADIATOR INTERNAL RESTRICTION AND FLUSH PROCEDURE |
| MIN-11132 | 2011-09-13. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NAVISTAR: POOR LAUNCH CONCERNS AND STORED TROUBLE CODES. A SOFTWARE PROBLEM. *RM |
| MIN-11131 | 2011-09-12. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. NAVISTAR: THERE IS UPDATED ECM SOFTWARE. *RM |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.