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These are the wire harnesses for my 72 blazer for the wipers. The one on the left goes to the switch the one on the right is the motor. I installed a new wiring harness and all it has is wiper power. So can someone give me the dummy version of what wire to what wire
Here's a wiper wiring diagram I did for my wipers. Circa 1984, circuit is same back to 73. it might help you...
Wipers are negative switched items, that is, the switching is done on the ground side, the motor is hot all the time and only turns on when it's grounded through the switch.
