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GMC Truck
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2003
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Envoy 4WD L6-4.2L VIN S
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Repair and Diagnosis
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Specifications
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Mechanical Specifications
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Engine
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Cylinder Block Assembly
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Engine Block Heater
Engine Block Heater
Heater Inlet Fitting
33 ft. lbs.
Heater Outlet Fitting
33 ft. lbs.
Coolant Heater
37 inch lbs.