You may be able to find the diagram on the Chevy site. You can also find diagrams in the back of the Haynes Repair Manual.
you remove the dog house and it will be on the left valve cover
Follow the link to a free online manual for 2001 Chevy astro van. http://www.onlinefreeebooks.net/automotive-machinery-power-equipment-ebooks/Chevrolet/2001-Chevrolet-astro-owners-manual-pdf.HTML
"Where is the heater controll valve on a 2001 Chevy S-10 controll Valve? "
You can get a 2001 Chevy Express wiring diagram at your local library. Most libraries will have the Chevy service manual with the wiring diagram.
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.
.065
A diagram for a 2001 Chevy impala 3.4L engine & coil pack firing order
Yes. The lug pattern is the same on all Astro vans up to 2001. 2002 they went to a six lug pattern.
The security light on a 2001 Chevy Astro Van can be reset by disconnecting the battery for 30 seconds. This resets the system and turns out the light until another problem is detected.
get a new heater switch
Where is the EGR unit located on a 2001 Chevy Impala? picture please
why the engine gets hot when i turn on the AC.in Chevy astro van.