it is not affected by fuse. the ECU controls the idle electronically. you need to do an idle relearn prosedure.
You dont adjust the Idle disconnect the battery for 10 mins and reconnect and the computer should relearn it idle .
Has it had a chance to relearn its idle since disconnecting the battery cables ?
if battery has gone dead or has been disconected you will have to have your idle relearned How do you relearn the idle?
http://www.greatautohelp.com/oldsanswers/2000-alero-theft.html
The engine computer has "lost" its idle memory. You need to unhook the battery for 5 minutes. That should reset it, and upon start up it should relearn idle positions.
You may have to clean throttle body if battery was disconnected for a while so pcm can relearn proper idle speed.
A vacuum leak could do that. Did it have a high idle before you changed the throttle body? Any codes?
you need to take it to a professional mechanic shop and get an idle relearn. you pay for it to be diagnosed. est. $80
Click on the link below Click on Owner Guides The Owner Guide ( which includes the DRIVE CYCLE instructions ) can be viewed online The vehicle has to relearn its idle
Let it idle for over one minute in Park without a/c on. Let it idle for over one minute in Drive with brake pedal depressed. Let it idle for over one minute in Drive with brakes pedal depressed and a/c on.
Drive it. It will relearn itself. It may take a few drive cycles.