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GMC Truck
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2009
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Envoy 4WD L6-4.2L
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Repair and Diagnosis
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Specifications
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Fluid Type Specifications
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Transfer Case
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System Specifications
System Specifications
NVG 120-NR9, NVG 226-NP8 TRANSFER CASE
AUTO-TRAK II Fluid (GM Part No. U.S. 12378508, in Canada 10953626).