The voltage regulator is built into the alternator.
inside of alter
The 1998 Chevrolet Astro Van voltage regulator is part of the alternator. The voltage regulator cannot be individually changed. You will need to change the entire alternator.
the voltage regulator is built into the alternator, check voltage at battery connections should be 14.5 volts
I believe it is integral to the alternator... i.e. if the voltage regulator dies you need to buy a new alternator
Inside the alternator itself
On the wheel cylinder. Assuming you meant brake bleeder.
In the throttle body.
it is part of the fuel injector which is under the upper intake manifold
Do parking and taillights work? If not check fuse--common circuit
the 1998 Chevrolet Astro Minivan is the van that uses gasoline.
It's part of the fuel injection assembly inside the upper manifold.
Where is the temp sensor on a 91 Chevy astro