Inspection and Maintenance, OBD

September 13, 2011 Comments to EPA Proposed Rule on Widespread Use for Onboard Refueling Vapor Recovery and Stage II Waiver
November 17, 2007 Comments to NHTSA Vehicle Identification Number Requirements
March 26, 2007 Comments to EPA Proposed Rulemaking -- Heavy-Duty Engine Onboard Diagnostic Systems
December 01, 2006 Report Northeast States Heavy-Duty Diesel Engine Repair Study
April 30, 2001 Comments to EPA Infineum VEKTRON Test Program
November 13, 2000 Comments to EPA Amendments to Vehicle Inspection Maintenance Program Requirements Incorporating the Onboard Diagnostic Check
December 02, 1999 Comments to EPA Control of Emissions of Air Pollution from 2004 and Later Model Year Heavy-Duty Highway Engines and Vehicles; Revision of Light-duty Truck Definition