LEMON Manuals
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Hummer
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2008
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H3 Base, Standard
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Repair and Diagnosis
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General Information
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OBD-II Drive Cycles - 3.7L
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Inspection/Maintenance (I/M) Complete System Set Procedure
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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.