gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Powertrain Control Module (PCM)|Page 4593 > < PROM - Reprogram Using Off Board Program Adapter|Page 4590
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Engine Control Module: Locations
Powertrain Control Module (PCM)

Control Module S/T PUP

Below RH Side Of I/P, Behind Panel - Powertrain Control Module (PCM)

Powertrain Control Module (PCM)|Page 4593 > < PROM - Reprogram Using Off Board Program Adapter|Page 4590