car starts but you have to pump the pedal to keep it running, cold or hot on 1990 Chevrolet Lumina APV

it has [ TBI ] and happens every time. 3.1 V6

Asked by for the 1990 Chevrolet Lumina APV
Sounds like a bad IAC (Idle Air Control) motor. It is on the side of the TBI housing.
Will give this a try and let u know if it works Thanks for info
09/15/10 . installed new IAC. Still have same problem.
1 more answer
I have had same problem with my 90 apv cargo van. Intermittent, dont happen every time, especially when I take it to dealer for service.