Nobody Does It Better - S1-E21
Revealing mistake: When you see KITT driving after Michael is released from prison, you can see that it is a stunt driver and a normal steering wheel. The driver also isn't talking yet we hear Michael's voice. (00:15:50)
Nobody Does It Better - S1-E21
Continuity mistake: When Michael gets hit on the head in the private investigator's home, he falls in the chair and faces left. Next shot of him he is facing right. (00:17:45)
Nobody Does It Better - S1-E21
Continuity mistake: When Julian leaves the building during the party, you can see this isn't the actor playing the role of Julian but someone else. (00:23:10)
Nobody Does It Better - S1-E21
Continuity mistake: When KITT forces the 4x4 off the road, you can see both people inside when it crashes wearing their safety harness. In the scene before when you see inside none of them are wearing any kind of belt. (00:37:40 - 00:38:15)
Nobody Does It Better - S1-E21
Visible crew/equipment: When KITT jumps over the creek, as the angle changes to show the car in flight, the action camera for exterior shots is plain to see mounted on the passenger side.
Nobody Does It Better - S1-E21
Continuity mistake: After KITT turns around to pursue Armand, the sensor goes from the usual side to side motion to a different pattern and back within a few seconds.
Answer: I would say that unless there's visual evidence it was another K.I.T.T. car, as in you could see the bar scanner or cut steering wheel, people on here would correct the mistake by saying more than one 1982 Pontiac Firebird Trans-Am was sold and there's no reason it's meant to be a random car.
Bishop73