I'd be fairly skeptical about the management's company claims. If you can't rent it, how can they?
You're only 'losing' 600 a month if you're going to sell it for a loss in the near future. If you hold it long term, you're investing 600 a month into an asset.

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1977 300d 70k--sold 08
1985 300TD 185k+
1984 307d 126k--sold 8/03
1985 409d 65k--sold 06
1984 300SD 315k--daughter's car
1979 300SD 122k--sold 2/11
1999 Fuso FG Expedition Camper
1993 GMC Sierra 6.5 TD 4x4
1982 Bluebird Wanderlodge CAT 3208--Sold 2/13