The idle is normal. Its warming up. It will also idle down before engaging a gear in the automatics if its still in warm up mode so the trans doesn't kick hard.
Brake hardware should be replaced with the pads, not cleaned and reused. It develops little divots in the surface that allows for brake pad vibration. The hardware helps hold the pad stable in operation as well as give the ends of the pads a slide point. The guide pins should be cleaned and lubed with every brake repair.
You should also flush the system.
Brake hardware should be replaced with the pads, not cleaned and reused. It develops little divots in the surface that allows for brake pad vibration. The hardware helps hold the pad stable in operation as well as give the ends of the pads a slide point. The guide pins should be cleaned and lubed with every brake repair.
You should also flush the system.