Service bulletins for the 2017 Honda Pilot
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.
181 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Differential are shown. Show all
| A17050C | 2017-07-31. Service bulletin. POWER TRAIN:AXLE ASSEMBLY; POWER TRAIN:DRIVELINE:DIFFERENTIAL UNIT. Service news article - Are you looking at what seems to be a rear differential axle seal or pinion seal leak? Something to keep in mind: The actual culprit may be something loose or damaged above it. A loose or damaged fluid pressure sensor will drip rear differential fluid onto the axle seal. A loose fluid pressure check port will drip that fluid onto the pinion seal. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.