You can make a free account with no verification. You do have to select a dealer for whatever make you are searching. Then enter your VIN and you can get the option codes/view the attribute list. I've used with GM and Ford so far with good results but it connects to over 20 OEM's. Results may vary.
Here is one that has been pretty good for me. You can also view your VIN specific parts diagrams.
https://repairlinkshop.com/Account/Login?ReturnUrl=%2f
You can make a free account with no verification. You do have to select a dealer for whatever make you are searching. Then enter your VIN and you can get the option codes/view the attribute list. I've used with GM and Ford so far with good results but it connects to over 20 OEM's. Results may vary.