Conditions For Setting DTC P0758

WARNING: This page does not describe the selected car, but rather 14 other vehicles, including the 1998 GMC Savana Special, 1998 GMC Savana Camper Special, 1998 GMC Savana, 1998 Chevrolet RV Cutaway, and 1998 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.

DTC will set under the following conditions:

System voltage is 10-16 volts.
Engine is running at more than 475 RPM for more than 7 seconds.
VCM commands solenoid on and voltage remains high (battery voltage).
VCM commands solenoid off and voltage remains low (zero volts).
All conditions are met for 5 seconds.