Operation CHARM
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GMC Truck
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1987
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R 1500 P/U 2WD V6-262 4.3L
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Thermal Vacuum Valve - EVAP
Thermal Vacuum Valve - EVAP
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Description and Operation
Canister Purge Thermal Vacuum Switch (CP-TVS)
EGR Canister Purge Thermal Vacuum Switch (EGR-CP-TVS)
Testing and Inspection
Canister Purge Thermal Vacuum Switch (CP-TVS)
EGR Canister Purge Thermal Vacuum Switch (EGR-CP-TVS)
