NHTSA (USA)High Risk
At a glance
What can fail
The mineral oil supplied by Castrol may not work properly with your vehicle's hydraulic brake system, causing potential brake issues.
What the fix does
Your dealer will drain and refill the hydraulic brake system with new mineral oil and replace any affected spare bottles.
NHTSA Campaign #95V230000 — full official notice →
Summarized — see the official notice for exact wording, dates, and contacts.