Impala V8-305 5.0L VIN H 4-bbl (1982)
Thermal Vacuum Valve - EVAP: Description and Operation
Distributor Spark/Canister Purge TVS
DS-CP-TVS
Valve Contains Two Separate Vacuum Circuits
-
Two Upper Ports--Sealed from each other when cold and connected to each other when warm.
-
Two Lower Ports--Sealed from each other when cold and connected to each other when warm