Quote:
Originally Posted by l79m20
the tag next to drivers left leg states that it is 19500 gvr. Numbers above door are GMC truck DD, Y4005, F31978E. ?
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From what I was able to get:
4005 means 4000 model with a 157 inch wheel base.
F means it was built at the Flint, Michigan Plant.
31978 is the serial number.
E makes it a Class 5. 16,001-19,500 GVW.