How do you change wiper motor it Isuzu npr 1988 truck?

To change the wiper motor on a 1988 Isuzu NPR truck, first disconnect the battery to ensure safety. Remove the wiper arms by loosening the nuts at their bases, then take off the plastic cover to access the motor. Disconnect the wiring harness and unbolt the wiper motor from its mount, then replace it with the new motor and reverse the steps to reassemble everything. Finally, reconnect the battery and test the wipers for proper operation.