152 22 C 5254 Vehicle Serial Number 15 of 152 = 3/4 ton 2 of 152 = 125.25" wheelbase C = 1953 5254 = sequence number in 1953 http://www.oldgmctrucks.com/page0015.html
A slight correction... 15 = 150 series or 3/4 ton 2 = 125.25" wheelbase C = Oakland CA assembly plant 5254 = the 4,254th 3/4 ton chassis off the Oakland line in the '51-53 model run