Car has quit running ....

[Ron]

Dave or anyone else - where exactly does the RPM relay ground to, originally? Does it go to the front frame extension under the D/S radiator support?

Best info I have, courtesy of post by Bill Robertson. (See red square below.)
RPMRelayGround.jpg

[Jonathan]

Best info I have, courtesy of post by Bill Robertson. (See red square below.)
RPMRelayGround.jpg

Do you have an unmolested, full res version of that you could share? Or know where it is posted?

[Ron]

Do you have an unmolested, full res version of that you could share? Or know where it is posted?

Sorry, no...It's the same in the Resources section here. But you might try clicking the image to enlarge it, then again to enlarge again, then save it.