Phoned the fellow I bought it from and explained the situation -he graciously offered to take it back. I told him to just give me back $20, since I did use it a bit, so there is some benefit here. Glad he offered to take it back... don't think the Pawn Shop would. Those guys are sharks...

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1987 Mercedes 300SDL; SOLD
1985 Mercedes 300D; SOLD
2006 Honda Pilot - wife's ride; 122K;
1995 Toyota Land Cruiser - 3X locked; 182K