You should be able to make adjustments instead of shimming. I’ve linked the door adjustment procedure from the Chevrolet Truck Shop Manual.
http://chevy.oldcarmanualproject.com/shop/1947truck/47ctsm0109.htm

It could also be worn hinge pins which are replaceable and available from most vendors.

Last edited by Phak1; 04/10/2021 2:41 PM.

Phil
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1952 Chevrolet 3100, Three on the Tree, 4:11 torque tube
Updated to: ‘59 235 w/hydraulic lifters, 12v w/alternator, HEI, PCV and Power front Disc Brakes
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