when the car is hot is the choke suppose to close when the car is off and u press down the pedal?? cause my choke light is on. also my car is ideling at like 1500rpms someone told me my throttle is sticking is this true? also would this make my choke light come on? thanx

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86 Z28:
350 vette
aluminum heads
T-5
235/60R15 BFgoodriches
dual 3"flowmaster exhaust
20% tint
hatch wing
2 12"kicker solos
300 watt Sony xplod amp
Sony xplod deck
K&N air filter