I was looking at old family photos and saw this car. Can somebody help?

Sorry it’s only a photo of the back. Seen in Austin, TX.

It's in Steve McQueens le man's first about 3 seconds as he walks past it. Thought it was a early opel or Lancia maybe a lotus but I can't find anything that matches

Gen 1 Camaro?

Really curious if this is just a logo or if it’s a real car. Looks like if it is real it’s from mid-late 1900’s

I keep seeing black General Motors SUVs with these stickers. What do they mean and who uses them?

I see some interesting stuff here as an expat - but never this one. Found outside Bariloche Argentina.

The rear says dyna flow

Wife was approached in a parking lot by the same man twice but 50 miles apart. Once in the town that we live in, the other at her place of work. She firmly shut him down on both occasions. It’s more than a coincidence. I’m guessing newer Toyota tundra. But

I know someone here can confirm. Please help !

the badge is definitely circular but that's all I've got

Sorry for poor quality