Fleetwood V8-368 6.0L VIN 9 FI (1982)
Thermal Vacuum Valve - EVAP: Description and Operation
Distributor Spark/Canister Purge TVS
DS-CP-TVS
Valve Contains Two Separate Vacuum Circuits
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Two Upper Ports--Sealed from each other when cold and connected to each other when warm.
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Two Lower Ports--Sealed from each other when cold and connected to each other when warm