FREE REPAIR MANUALS & LABOR GUIDES 1982-2013 Vehicles
Courtesy of Operation CHARM
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Car repair manuals for everyone.
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Hummer
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2003
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H1 V8-6.5L DSL Turbo
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Repair and Diagnosis
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Powertrain Management
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Sensors and Switches - Powertrain Management
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Sensors and Switches - Computers and Control Systems
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Oil Temperature Sensor For ECM
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Locations
Oil Temperature Sensor For ECM: Locations
The oil pressure switch is in the valley between the heads.