I don't know what the contract says, but if you call customer service they should do one of two things: Apply the warranty to the new guitar or refund the money for the extended warranty.
A smart company that wants to keep a customer happy would do this. Someone should be able to make this happen. If not, you haven't gotten to the right person. Keep going up the ladder.
A smart company that wants to keep a customer happy would do this. Someone should be able to make this happen. If not, you haven't gotten to the right person. Keep going up the ladder.