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Home >> GMC >> 2003 >> Envoy 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Self-Diagnostics - 4.2L >> Programming >> Powertrain Control Module >> Notes
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Powertrain Control Module: Notes

NOTE: Programing Powertrain Control Module requires a compatible scan tool and a Techline® terminal. Procedure uses a Tech 2™ scanner.
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