Cadillac Repair: 89 Cadalic Braughm, cadalic, acceleration

Question
when hot (normal temp) car hesitates & stalls on acceleration/load ,idle is normal

Answer
IS or HAS the CHECK ENGINE light ever illuminated while driving the vehicle and or has any other lights illuminated or any messages from the message display center ?.

What work or diagnostics of ANYKIND WHAT-SO-EVER have been performed on the vehicle trying to fix this problem ?.