It's right behind the windshield washer fluid jug under the hood, in a round black housing, mounted to the firewall. Tight squeeze in 1995 and up, but tighter 1994 and older. The new blower motor will seem to be tight ie not free-wheeling, but does work when installed. (spent a Canadian winter with no heat until I found the blower motor myself.)
The heater resistor on a 94 Astro is located on the top of the heater box under the hood, it has a four or five wire plug on it and two 6mm screws hold it in a hole in the heater blower box.
The heater blower for a 2002 Chevy Silverado is mounted under the dash. It is on the passenger side, in the heater housing.
where is the rear AC blower on the Chevy Astro 98
It is attached to the front of the A/C - heater box, mounted kind of low, held in by two screws.
You can find the block heater cord behind the grill of your 2001 Chevy Astro. The cord will be on the drivers side of the grill.
heater sensor circuit Chevy astro 2000
The Heater/Blower Relay is on the blower motor housing under the dash in the passenger compartment on 1999-2002 models
The Blower motor is under the hood, passenger side. It has a purple wire attached.
it's behind the washer bottle
If you are asking about the heater blower motor it is mounted to the heater ducting in the engine compartment on the passenger side.
How do you change a heater core in 1994 chevy astro van?
It is located behind the coolant and windshield washer reservoirs. The two wires on the blower motor will lead you to it.