I think Stubby might be right: I put the old coil back in and it fired right up. Just wanted some attention?
Intermittent problems are fun!
This is killing my tank average, too ... threatening my 70 MPG goal! SG said ~72 MPG when this nonsense started. Now it's 70.5
I should fill up now to lock it in. Put some of this silliness on the next tank.