Service bulletins for the 2008 Kenworth T300
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.
20 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Cooling system are shown. Show all
| TIB-42-48 | 2011-08-16. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. PACCAR: INFORMATION ON PREMATURE FAN CLUTCH LINING WEAR. *RM |
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| TIB-42-043 | 2011-08-16. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:FAN. PACCAR: INFORMATION ON FAN HUB BEARINGS INSPECTION AND WARRANTY EXTENSION DUE TO A HIGHER THAN NORMAL FAILURE RATE. *RM |
| TIB-41-014 | 2011-08-16. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. PACCAR: THERE ARE COOLING MODULES THAT MAY HAVE A LOOSE CONNECTION AT THE CHARGE AIR COOLER MOUNTING. *RM |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.