Service bulletins for the 2018 KARMA Revero
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.
219 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Differential are shown. Show all
| TB-17-42-02 | 2018-10-15. Service bulletin. POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. RDM (Transaxle) LSD addidtive: To reduce differential noise while turning, The remedy for this concern is draining and refilling the differential with the appropriate fluid as directed. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.