HD Warranty 2018
This page last reviewed June 18, 2019
Proposed Amendments to California Emission Control System Warranty Regulations and Maintenance Provisions for 2022 and Subsequent Model Year On-Road Heavy- Duty Diesel Vehicles with Gross Vehicle weight Ratings Greater Than 14,000 Pounds and Heavy-Duty Diesel Engines in such Vehicles.
Final Approval / OAL Action
Adopted Regulations and Materials Submitted to OAL
The Final Rulemaking package was submitted to OAL on May 1, 2019. OAL will have until June 13, 2019, to make a final determination.
Hearing Action and Supplemental 15 Day Notices
Public Hearing Notice and Related Material
Notice of Public Hearing (Deadline to Submit Public Comments: June 25, 2018, at 5:00 p.m. or at the Public Hearing on June 28, 2018.)
Staff Report: Initial Statement of Reasons (ISOR)
Appendix E: Technical Details on the Failure Modes of Exhaust Gas Recirculation Systems and Turbochargers