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Home >> Pontiac >> 1987 >> Firebird V8-350 5.7L >> Repair and Diagnosis >> Powertrain Management >> Ignition System >> Distributor >> Distributor Vacuum Control >> Description and Operation >> Distributor Thermal Control Valve (DTCV)
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Distributor Thermal Control Valve (DTCV)


This valve is used in the manifold vacuum line to the distributor vacuum advance to improve driveability during cold engine operation.



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