Jeb claimed to have his leg broken, but had no problem jumping up and running when he caught on fire. Also had very little burns on his when he reappeared.
Early in the movie, Kyle is pictured passed out after drinking, and holding a cigarette which has been started and then put out. In reality, the cigarette would burn to the filter before extinguishing.
At the end of the movie, the police cars have no unit numbers on them.
The black Jeep has 4+4 characters on the license plate. In the US, this would not conform to any state's policy.