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peterbilt light problems Discussion in 'Trucks [ Eighteen Wheelers ]' started by bean farms, Oct 19, 2011. Page 1 of 2 1 2 Next > ... My driver just went in to Peterbilt in Springfield, MO with the same problem but it also affected his top trailer lights and some on the rear. It was one of the silver fuses and I think it was just loose a little.