Rough idle or stall - Hot start

[gmtorque]

?

 

[2000StreetRod]

Check engine temperature sensor

If the engine temperature sensor is faulty the PCM may think the engine is cold when its warm. The fuel mixture will be too rich.

 

[lvis82]

check fuel pressure. as pumps start to wear out and eventually die, the engine will sometimes do that when warm but not when cold.