Does anyone happen to know if OBD2 tachometers for the W-bodies are High volt or low volt.
I don't have my schematics on these car in front of me and can not remember if the ICM has a high volt tap.
Are the Gauge clusters Data Bussed serial or similar to OBD1.
I don't have my schematics on these car in front of me and can not remember if the ICM has a high volt tap.
Are the Gauge clusters Data Bussed serial or similar to OBD1.
