Start simple...check cables on battery they might have loosen from wreck. Then check all the grounds. Look on-line for resets.

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Moss Gate Bed & Breakfast
1985 300 TD GG done in by a red light runner
1984 300 CD Sold
2008 Titian
2000 Cadillac SLS
1966 FLH Sold
2003 Harley Ultra