Service bulletins for the 2020 Chevrolet 4500XD
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.
283 on file from NHTSA, as of 2026-10-19.
About P2463 on the 2020 Chevrolet 4500XD: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P2463 are shown. Show all
| 10-06-05-002K | 2022-10-11. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING. This informational bulletin provides information on Clean Exhaust Filter See Owners Manual Now or Cleaning Exhaust Filter Keep Driving Until Message is Cleared messages Displayed on DIC, DTC P2463 May Be Set. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.