You should be able to pull off the horn button in the middle. There might be a wire going from the button to a hole in the steering wheel, just push in and rotate to remove it. There should be a clip that you pry off. You can the use a steering wheel remover to pull off the wheel.
The 1994 Chevy Astro EXT van has 4 bolts behind the steering wheel/airbag/horn assembly to remove the horn/airbag assembly.
How do you remove the steering wheel on a 1998 Chevy astro van
You have to take the steering wheel apart and go through there.
There should be an alignment mark on the steering shaft and the steering wheel.
You will need to remove the tire and wheel from your 2004 Chevrolet Astro Van. Remove the end of the axle. Remove the wheel bearing nut. Remove the wheel bearing and the wheel seal. Reverse the process to install the new wheel bearing.
Remove the tire and wheel from your 2003 Chevrolet Astro Van. Remove the brake shoe spring and caliper. The brake shoes will come off. Reverse the process to install the new brake shoes.
steering wheel diagram for 1993 silverado horn
14 inches
on center of steering wheel
There is a picture that looks similar to a steering wheel on the reservoir cover.
Pretty simple. Revove the horn ring; remove the steering wheel nut; using either a steering wheel puller or simply pulling hard, remove the wheel.
Square switch to the left of the steering wheel.
I found this answer: http://www.justanswer.com/uploads/advautoca/2008-10-01_185451_multifunction_switch_replace_with_linked_documents.pdf