Service bulletins for the 2021 Land Rover Defender
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.
514 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Spark plugs are shown. Show all
| SFCC_SEP2021_36 | 2021-10-06. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM:IGNITION:COIL:SPARK PLUGS; ENGINE. Customer States engine runs rough with MIL illuminated. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.