LEMON Manuals
: Even more car manuals for everyone: 1960-2025
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Hummer
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2009
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H3 Base, Automatic
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Repair and Diagnosis (Single Page)
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General Information
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Reset Procedures
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Programming And Setup - All Systems
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Repair Instructions
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Engine Control Module Programming and Setup (LLR)
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ECM Reprogramming
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ECM Reprogramming
If the ECM needs to be reprogrammed, refer to
Service Programming System (SPS)
.