Originally Posted by
2tall4economy
... Don't think there's anything else (you can't get a Diners Club anymore) offering primary.
Typically rental car collision damage waiver coverage is handled by the transaction network, not by the card issuer. It may be that VISA has decided to test primary coverage as a marketing gambit through various issuers:
http://www.flyertalk.com/forum/credi...-excluded.html