sticking throttle when punching it to the floor randomly.2000 grand am gt

[Oldschool Muscle]

cleaned the throttle body and spring associate with the throttle made sure nothing in the way . im thinkaybe the tps sensor. i checked around seen notjing unusual. double checked my floor mat also. any suggestions

 

[92 Sunbird LE]

Might be the famous " GM Intake Gasket Failure" aka giant vacuum leak... Or you need a new throttle cable....

Doug in P.R.