https://www.chevrolet.com/content/da...ers-manual.pdf
Read 9-21 thru 9-23...
........
Take your pick of answers...
1. .... I have never ...
Watched ...a Drive-in movie ..past a 10 minute time..
2. A 2 seater was never my choice...
........(although a '73 Corvette..was a favorite of mine)..
...........
3. The Engineers of the Corvette...didn't know that Drive-ins...still existed.
It appears ...by the manual...
That 10 minutes is the most ...before the rundown protection occurs...
Becky