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Home >> Hummer >> 2003 >> H2 >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - System & Component Testing - 4.8L, 5.3L & 6.0L - Flex Fuel & Gasoline >> Computerized Engine Controls >> Powertrain Control Module >> Notes
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Powertrain Control Module: Notes

NOTE: To identify circuits referenced in the following ground and power tests, see Figure -Figure . See WIRING DIAGRAMS  .
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