Ascender 4WD V8-5.3L (2004)
Engine Control Module: Service Precautions
PCM and ESD Notice
Notice:
Do not touch the connector pins or soldered components on the circuit board in order to prevent possible electrostatic discharge (ESD) damage to the
PCM.
Notice:
In order to prevent internal damage to the PCM, the ignition must be OFF when disconnecting or reconnecting the PCM connector.
