Donnelly Automotive is a good automotive repair shop that is located very close to the college, in North Chili. The shop is located less than a mile from the college on 4411 Buffalo Road. There are several good reviews of the place on Google maps.
You can do a web search on "Air Gun repair" and locate someone near you to fix it but you will most likely have to send it out to be repaired. See the link below for a list of repair shops around the USA.
One of the better American appliance repair schools is Los Mendanos College in Pittsburgh, CA. It offers an associates degree in appliance repair in a small college atmosphere.
The best place to attend college for appliance repair is your local community college. They have accredited programs which are necessary for most employment and apprenticeships.
Pennfoster.edu is a great online college to go to that teaches you computer repair. All the comfort of sitting at home and the college you want right at your fingertips.
The New Brunswick community college in Saint John has a good auto repair course. They have a guaranteed work placement after, so individuals will not be without a job.
This website provides just one school that provides computer fixing classes. Almost every college provides some sort of computer repair class. http://www.pennfoster.edu/pcrepair/
Here is the list of schools which offer an auto body repair degree: - Arkansas Tech University - Baker College of Flint - Bismarck State College - Boise State University
You can find providers of auto repair classes by contacting a local college, university or a local garage that has a licensed mechanic.
Automotive repair training in Illinois can be received at places like Lincoln Technical Institute and Ashworth College.
It does not require a college degree to repair computers although it would give you the knowledge you need in order to excell in this field.
Your local vocational or technical college might offer courses in appliance repair. Nationally, schools like Penn Foster (pennfoster.edu) offer at-home classes in appliance repair.
There are many online courses that one could take to be certified computer repair. There also is a college called Remington that has the program>