If my parents claim me as a dependent, yet I file a 1040 and make less than 75K, will that affect the amt I get in my stimulus check?

Since the CARES Act is still working its way through Congress and has not been signed into law, there are some questions that can't be answered definitively at this time. Please check for updates here (TT link) and here (IRS link).

https://turbotax.intuit.com/coronavirus/

https://www.irs.gov/coronavirus