I can make appointment with USCIS to get stamped I-551 even I've not received any letter or receipt after I-751 submission? by the way, here what I got letter from DMV.
1- Bring this letter, along with your MN license, permit, or ID card, to a driver's license renewal office.
2- Bring a new or extended residency document, or an INS receipt of application for extension of legal presence status.
3- Complete application.