Service bulletins for the 2020 Jeep Wrangler
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.
1020 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Transfer case are shown. Show all
| 9004292 | 2022-09-26. Service bulletin. POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); UNKNOWN OR OTHER. TRANSFER CASE ASSY For concern of transfer case input seal leak at main lip seal. Call FCA Redacted Content to confirm if T-case should be sent back to QEC. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.