Are your using a benchtop harness or the vehicle?? My benchtop I have to change the class2 data wire from obd1 to obd2 as they are on different pins just a thought
Are your using a benchtop harness or the vehicle?? My benchtop I have to change the class2 data wire from obd1 to obd2 as they are on different pins just a thought
Benchtop wiring.
1990 Chevy Suburban 5.7L Auto ECM 1227747 $42!
1998 Chevy Silverado 5.7L Vortec 0411 Swap to RoadRunner!
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