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Home >> Hummer >> 2010 >> H3T Base, Automatic >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls And Fuel - 3.7L - Symptom Troubleshooting And Diagnosis >> Inspection/Maintenance System Check >> Circuit/System Verification
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Circuit/System Verification

Review the I/M System Status indicators. All I/M System Status indicators should report YES, and no I/M Test DTCs should be present.