What bullshit. The manual door handle is right there on your armrest. He must be a blithering idiot.
“The manual door handle is right there on your armrest”
for some models.
If you got the wrong model you are out of luck.
Then you need to get on-line and read the manual—while you are freaking out at the time....
and if you are on a country road with no cell service then you might as well be in outer space....
nobody can hear you scream.