Quote:
Originally Posted by 72MARIO
On my suburban I drilled and tapped the 2004 sending unit.
On my truck i used the 2004 sending unit and read my oil pressure thru obd2 module that displays values in my hdx gauges.
I think only the 1999-2002 do not have the ability to read oil pressure thru obd2 becausè there a 1 wire sender
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I have a late 03, 2 wires on the sensor, status light only.