Operation CHARM
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Chevy Truck
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1992
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Lumina APV V6-191 3.1L
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Cooling System
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Temperature Gauge
Temperature Gauge
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Description and Operation
Testing and Inspection
Chart #4 - Coolant Temp Gage Reads 260~F or Above at All Times
Chart #5 - Coolant Temp Gage Reads Approx. 100~F at All Times
Chart #6 - Coolant Temp Gage Is Inaccurate