There is no set time. You are gambling that things will fall into place before its too late. How long have you driven the vehicle now without paying? 4 months, 6 months, more???? Usually if a lender has to file a replevin, there is NO "catching up". The lender has lost faith in your ability and/or desire to perform the terms of the contract.
A back payment is an overdue payment from a debtor to a creditor on money owed.
Visit the creditor's website and you should find instructions for that particular creditor.
Of course it can unless there are provisions in your contract with a collecting agency which make it impossible.
If a creditor refuses to give you payment address, you still owe them money. This might be frustrating but does not get you off the hook.
No they do not
The only recourse (legally) would be to file suit against the creditor, seeking payment.
Yes, there is no law that forces a creditor to give credit if he decides not to give it. Some creditors will do this if you do not use your card for a while, even if you've never been late on a payment. (This happened with my spouse's American Express Card, which we tend to use only for Summer travel and Christmas gifts.)
Usually you can work out a payment plan with a judgment creditor. If you do not have the money now, a payment plan (and settlement agreement) is a cheaper and better alternative to the other collection techniques in the Creditor's arsenal.
Yes Usually they allow a grace period for an arears payment, but they do not have to.
In the state of Texas, yes the creditor can follow for the deficiency balance.
no
Legal Tender.