Originally Posted by bartamos
Negative ground. 12V. Many parts same as Chevy.

I agree. As far as I know, all the trucks I drove, including the ones I owned were all Negative Ground.

Last edited by C10 - C90 Bill; 10/25/2018 3:21 AM.

'60-'72 Chev/GMC Fan
GMC 9500 Fan
Detroit Diesel Fan