Renew the Subscription on a Current Vehicle
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Open alldatadiy.com >> Log in to your account.
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Click Yes to extend the subscription for the desired vehicle.
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Select your payment method below:
Use an activation code purchased from AutoZone
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In the Gift Certificate field, enter the Subscription Code that is found on the back of the subscription card or on the back of the CD sleeve >> click Apply.
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Click Vehicle in the top bar for an updated list of vehicles and expiration dates.