How to redeem DLC code?

[Live_Fr0m_NY]

Stupid question i know, but... i have been trying to redeem my DLC code and while the PSN store accepts it, shows it downloading and installing but i do not know how to get the car in game??

 

[01GTP]

Mine were automatically entered into my garage.

NASCAR #20
MC F1

 

[Parker]

When I booted GT Life up, I got a message saying the cars were in my garage.

 

[Falango]

I did too. It automatically puts them in your garage.