It'll become an immobilized hunk of metal.
2 seconds sound clip from Knight Rider - Trust doesn't rust (S1E9).
You can hear this line at 00:26:41.378 in the Blu-ray version of the episode.
Quote context
[...]
- There's one approach, Michael, But it's very dangerous for you and for KITT.
- Go on.
- Whoa. That's very interesting.
- But the scanner is protected by an alloy grill. Only a dead-on shot can work.
- Then the scanner will blow, and with it, all of KARR's systems.
- It'll become an immobilized hunk of metal.
- Bonnie.
- That's, uh... That's very impressive.
[...]