Disclaimer: Links on this page pointing to Amazon, eBay and other sites may include affiliate code. If you click them and make a purchase, we may earn a small commission.
my 97 had the switch go bad awhile back. Crappy contact design inside the switch. I took mine apart too. If you need more wiring diagrams I have the Official 97 GM service manuals(2 volumes), should be the same for a 98.