American Express Gold Card can be matched with Hertz Five Star.
You can submit it from your Amex account.
The email says:
You’re upgraded to Hertz Five Star® status
Congratulations! Your Hertz and Amex Gold Card accounts are successfully linked, and you’ve unlocked these exclusive Hertz Five Star loyalty status benefits. Let’s Go!
Also, we added your program code to your profile
New
Five Star benefits on every trip:
Earn 1.25 points for every dollar spent.
Access to greater selection of vehicles.
Free upgrades.
Skip the line, choose your car, and go.
Free additional driver.
Ready to start racking up those points even faster? Take back your time with Hertz. Let’s Go!
And as always — thanks for choosing Hertz.