Na. Still don't buy it. Its ok for TV reality, but BB and BCS are usually above that.
Eureka moments are lazy.
Wait, you're actually serious? They had a whole scene where they established how he came to realize this, it's not like it came out of nowhere.
Also, https://youtu.be/rP2yyQfTUGA?t=42s
It was a tad hokey indeed.
I honestly check out during the montages on this show. The only one so far that's really justified itself is the one with Kim networking last season, and even that one is questionable.
The one stylistic remnant from Breaking Bad the show would be better off jettisoning.
How is it hokey for him to change literally every single inch of the car, and only after he's looking at the fuel cap does he realize that he never checked inside of it. You'd have a point if he hadn't already checked all over the car but maybe you didn't notice because you checked out and weren't watching.