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Home >> GMC >> 2009 >> Envoy 2WD L6-4.2L >> Repair and Diagnosis >> Powertrain Management >> Relays and Modules - Powertrain Management >> Relays and Modules - Computers and Control Systems >> Engine Control Module >> Service Precautions
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Engine Control Module: Service Precautions




Powertrain Control Module and Electrostatic Discharge Caution

Caution: 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.

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