Facts and FAQs

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• Gateway Vehicle Inspection Program Brochure
• Consumer Protection: Information for Used Car Buyers
• Emissions Test Requirements for Government Fleet Vehicles Fact Sheet
• Frequently Asked Questions
• Frequently Asked Questions About Emissions Waivers
• Frequently Asked Questions for Auto Shops
• On-Board Diagnostics (OBDII) Fact Sheet
• On-Board Diagnostics (OBDII) Pass/Fail Test Criteria
• Preventive Maintenance Tips
• Waiver Criteria
• What You Can Do to Improve the Air, Fact Sheet--PUB2199