INSTRUMENT CLUSTER GAUGES OIL PRESSURE NOT WORKING

Oil Gauge Jumps Back And Forth Erratically And Only While Braking And Not While Driving Normally Nor While Stopped. The Engine Has Aprox. 68...

Just Replaced The Oil Pressure Sensor. Fresh Oil Change With Filter. The Gauge In The Truck Reads Just Below 20. When Driving With Rpms Up...