Continuity mistake: When Mike is driving the yellow Hummer through the shanty town at the end, the side-view mirrors are broken off several times. When the car comes to a rest the mirrors are intact. (02:13:25 - 02:16:10)
Continuity mistake: During the chase scene, Marcus and Mike are being shot at. At one point the car headlight is shot out. The headlight is intact for the rest of the scene. (00:33:45 - 00:35:25)
Continuity mistake: When Joe Pantoliano is circling "tactical narcotics team" after the car chase, check out the circle. When he draws it, both ends meet nicely. Next time we see it there's a curve at the end of one line, and the next time they meet again. (00:38:30)
Trivia: When Burnett and Lowrey take a car to chase the van, the driver is American footballer Dan Marino. The driver of the red and white car who stops and calls Burnett a freak is the film's director Michael Bay. (01:22:35)
Revealing mistake: When Mike is fighting one guy in the Metro Rail and they go through the window, you can see a cable going down the pants near the ankle of one of the stunt men jumping out. (01:29:25)
Visible crew/equipment: In the last scene of the movie where Mike and Marcus are both in Marcus's "new" pool, as soon as the pool collapses into the ocean, you can see in the background a crew member standing there as if he was there to "break" the pool and in a quick shot back to where the pool was, he is gone. (02:20:35)
Visible crew/equipment: At the end of the MacArthur Causeway chase, there is a shot of a police car spinning on its underside. A camera is seen sliding on the road, moving offscreen. (00:36:45)
Continuity mistake: When Tapia is talking to the guy about severing his head then threatens his family, he takes the pictures out of the box and the pictures are facing Alexei, but in the next shot they are facing Tapia, as he turns them around to show him. (01:05:45)
Continuity mistake: In the chase scene with Syd and Lowry, Lowry's Ferrari has silver brake calipers in a close up shot, but in a following close up they are a different style and red. The rims are entirely different as well. The scene is filmed with two different Ferraris. The original car is a 575M (red calipers), the other a 550 (silver calipers).
Continuity mistake: When Marcus and Mike are in Tapia's house to eliminate the rats, Mike jumps through the kitchen window. While doing that jump, he loses his "Zook" cap, but in the shot when they are sitting in the car, he has his cap back on. (01:07:25)
Continuity mistake: During the van chase, a construction worker dodges the oncoming van by jumping to the left. In the next shot, he's shown jumping to the right. (01:24:40)
Continuity mistake: When Mike is carrying out Plan B and the house explodes, in the far bottom right you can see the Hummer drive away, but in the next shot it's driving out of the garage. (02:11:25)
Revealing mistake: During the first gun battle, Mike blows up a bridge with two men on it. When they go flying, the man on top is attached to a very visible wire that lifts him up and sends him flying. (00:08:35)
Continuity mistake: When Tapia is giving the mural artist a dressing-down, his daughter has a book in one hand for most of the scene, but when the shot changes to one from above Tapia and his daughter, the book changes to the other hand. (02:03:15)
Continuity mistake: When Marcus and Mike get back to the station after the chase, the captain underlines "tactical" poorly, missing most of the word. When they walk to the captain's office, the underline is now visible under most of the word, obviously a different line. (00:40:10)
Answer: Buick Blackhawk concept car.