1997 pontiac grand prix 3.8 car stalling at different speeds?

yes, the grand prix is stalling at different times when driving, i cleaned mass air flow sensor. still has same issue, car stalls and have to put in neutral and start while driving any help would be appreciated?

Could very well be CPS. You have any codes?

the last time this happened no codes?

Clean throttle body bore/plate and IAC pintle and passage?

thanks for the help everyone

yes, when changing cps sensor does it have to be learned with scan tool, any cheap scan tool to buy?

Throttle body sensor?