Operation CHARM
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GMC Truck
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1993
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Safari Van AWD V6-262 4.3L VIN Z
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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 Gauge
Oil Pressure Gauge
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Testing and Inspection
Initial Inspection and Diagnostic Overview
Troubleshooting Hints - Base Cluster
Troubleshooting Hints - Electronic Cluster
Symptom Related Diagnostic Procedures
Diagnosis By Symptom - Base Cluster
Oil Press Gage Indicates Low Pressure When Oil Press Is Good
Oil Pressure Gage Indicates High Pressure at All Times
Oil Pressure Gage Is Not Accurate
Diagnosis By Symptom - Electronic Cluster
Oil Press Gage Shows High All the Time or Indic. Doesn't Light
Oil Press Gage Shows Low or Always Lit When Oil Pressure Good
Oil Pressure Gage Is Not Accurate
Technical Service Bulletins
