Century V6-181 3.0L (1983)
b. Coolant temperature below a given value.
c. Vehicle speed below a given value.
d. TPS below a given value.
If the above are not met, the purge solenoid should be de-energized, that is purge "ON."
Buick Workshop Service and Repair Manuals
Canister Purge Solenoid >
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