Automobiles

What are my rights if a covered navigation system is no longer available?
I purchased a used car warranty 2 years ago and in the contract it states that the navigation system is covered. The screen of the navigation system is no longer operational and replacements are no longer available in the US. The Warranty company claims that the automaker would be responsible to maintain a surplus of parts for their cars and therefore it is not their problem to replace the unit with a new unit.
Are police cruisers exempt from window tint laws in Tennessee?
Are police cruisers exempt on window tint in Tennessee?
Are interstate truck drivers required to stop at an accident scene?
As an Interstate truck driver when we might come upon an accident as the first party to arrive, are we required to stop for the accident?
Is my employer or security company liable if my car is stolen at work?
If my car was stolen while on the job premises, is the employer or the security company responsible for any of the damages and hardship suffered behind the lost.
Should a car dealer notify customers before repossessing vehicles after selling his lot?
When a car dealer sells his lot should customer receive a letter stating that he has sold and make arrangements to where to make payments & should he send letter before repossessing vehicle?