Service bulletins for the 2011 UD UD2300
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.
4 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Engine are shown. Show all
| SB-258-034 | 2012-12-05. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. UD TRUCKS: TO REDUCE THE HYDROCARBON AND THE ENGINE SOOT BUILD UP, AN ENGINE HARDWARE AND SOFTWARE HAS BEEN UPDATED AND INTRODUCED. MODELS 2011-2013 UD1800, 2000, 2300, 2600, 3300. *PE UPDATED 3/26/13. *PE |
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| TSB-EN-44 | 2012-03-20. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE. UD TRUCKS: PROCEDURE INFORMATION REGARDING DPF ASSEMBLY OR REPLACEMENT OF DPF FILTER ON CERTAIN MODEL YEAR TRUCK ENGINE, IF DIAGNOSTICS INDICATE SIGNS OF CRACKING, VISUAL DAMAGE OR PRESENCE OF SOOT ACCUMULATION. *PE |
| TSB-TL-28 | 2012-03-20. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. UD TRUCKS: INFORMATION IS BEING PROVIDED REGARDING THE REPLACEMENT/INSTALLATION OF AN INJECTOR NOZZLE SLEEVE FOR THE ENGINE. NO MODEL OR MODEL YEARS LISTED. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.