Oil change, coolant flush. Replaced my temp sending unit to no avail. .. oh and then grounded the 12 volt peg of my temperature gauge.... Now when I ground the temp wire it wont peg out to hot...

Did I fry her? Did I just burn out the ceramic resistor? Blow a fuse that I don't know about? I've been through the manual and these threads a little. Anyone have any thoughts as to the damage I did? Know of any other threads discussing this business? Btw, first time posting! This forum is great and I am very thankful!