Operation CHARM
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GMC
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1993
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S15/T15 4WD Jimmy V6-262 4.3L VIN W CPI
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Lamps and Indicators - Engine
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Oil Pressure Warning Lamp/Indicator
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Testing and Inspection
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Symptom Related Diagnostic Procedures
Symptom Related Diagnostic Procedures
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Oil cooler, or cooler line restricted. Remove restrictions in cooler or cooler line.
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Oil pump pressure low.