Dewayne
07-16-2008, 12:53 AM
I have found wiring info for the 4 wire o2 sensor for GM cars.
Chassis ground - Black
+12vdc - Pink
Sensor output - Purple
Sensor ground - Tan
Hope this helps all you GM owners.
Chassis ground - Black
+12vdc - Pink
Sensor output - Purple
Sensor ground - Tan
Hope this helps all you GM owners.