Purge Valve Replacement: Why It’s Important + Costs Involved
RepairSmith
MARCH 28, 2024
A failed emissions test: If the canister purge valve allows excessive vapor to escape from the charcoal canister, your emissions will likely exceed the EPA (Environmental Protection Agency) standard. Here’s a technical discussion of the diagnostic process. After assessing a faulty purge valve, the mechanic may replace it.
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