Help with legend items on auto schematic

Thread Starter

robismod

Joined Sep 22, 2015
217
Having some wiring issues on a vintage semi truck. I have the schematic but some terms/abbreviations are not explained. Anyone help?
The DNA and BASE terms and then there are some brackets shown too...(GMC truck)
7D37CCEF-FA11-4953-BF57-603BBA7A2E59.jpeg
 

MaxHeadRoom

Joined Jul 18, 2013
28,617
Looks to me as those are alternatives as they are shown in dotted line and same nunber/notation etc, either alternative or add-on options possibly .
Max.
 
Top