# Service bulletins for the 1987 Kenworth T800

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.

2 bulletins from NHTSA, as of 2026-10-19.

- [TIB\-E011](/bulletins/10040181.md), 2011-08-16, Service bulletin: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. PACCAR: ENGINEERING STANDARDS HAVE CHANGED AND THERE ARE NOW ENGINES WITH HEAT TREATED BOLTS. \*RM
- [TIB\-E\-009](/bulletins/10040180.md), 2011-08-16, Service bulletin: ENGINE AND ENGINE COOLING:ENGINE:DIESEL. PACCAR: A SOFTWARE UPDATE IS CAUSING THE CHECK ENGINE LIGHT TO COME ON. \*RM

JSON: [/v1/vehicles/1987_kenworth_t800/bulletins](/v1/vehicles/1987_kenworth_t800/bulletins)

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