Seniors Moment or being fed a line?

Originally Posted by Birdbrain

I had a leak from the AC onto the passenger floor and took the car into the dealer for repair. I momentarily watched the mechanic as he was checking under the dash while the car was on the hoist. I swear that I saw him take a black plastic panel off of the bottom of the dash on the passenger side to expose the heater fan etc. That panel is not there now and the dealer says there never was one!? In my mind it went from the bottom lip of the dash back toward the firewall and would prevent passenger feet from kicking the fan housing. Is it time to adjust my medication or am I being fed a line of BS?