1. Complete the Request for Investigation Form (You can access the form by clicking on the preceeding name, by calling DMV at (503) 945-5000 or (503) 299-9999 (Portland Metro), or you can pick one up at any DMV Office);
2. Sign and date the form;
3. Attach legible copies of any supporting materials you have (e.g., contract, purchase order, receipts, canceled checks, etc.); and 
4. Mail the completed form and supporting materials to:

Business Regulation Program
1905 Lana Ave NE
Salem , OR 97314

• I purchased a vehicle from a dealer and it will not pass DEQ emissions testing.
• I purchased a vehicle from a dealer and there are various mechanical problems with it.
• I purchased a vehicle from a dealer and I found out later it has been totaled and reconstructed, but the dealer will not give me my money back.
• I purchased a vehicle from a dealer and I think the dealer lied to me about the mileage or have reason to believe that the mileage was misstated or rolled back.
• I purchased a vehicle from a dealership and they are refusing to honor the warranty.
• The dealer stated that I should take the vehicle to my mechanic prior to buying the vehicle so I gave them a deposit and had the vehicle checcked. Now I do not wish to purchase the vehicle but the dealer will not refund my deposit.
• The dealer wants me to sign a new contract because the original financing did not go through.
• I changed my mind about the vehicle purchase. Is there a "cooling off" period?

• Reporting vehicle and/or vehicle equipment safety defects.
• Providing information on air bags and child safety seats.
• Providing information on vehicle recalls.
• Providing highway traffic safety information.