Service bulletins for the 2018 Mack Granite
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.
300 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Exhaust manifold, pipes and muffler are shown. Show all
| FSB563-008 | 2019-05-20. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. Plugs, Pressure Protection Manifold |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.