How do you replace a drive belt idler pulley on a 1995 Chrysler lhs?

To replace the drive belt idler pulley on a 1995 Chrysler LHS, first, disconnect the negative battery terminal to ensure safety. Remove the serpentine belt by using a wrench to relieve tension on the tensioner pulley, then slide the belt off the idler pulley. Next, unbolt the idler pulley from its mounting bracket, replace it with the new pulley, and tighten the bolts securely. Finally, reinstall the serpentine belt, ensuring it is correctly routed, and reconnect the battery terminal.