2002 Buick Regal Q&A

2002 Buick Regal Question: PO443

The engine light is always onwith the following message "PO443-Evap emission control purge valve C fault". The car doesn't pass inspection. -
Answer 1
need to have diag to find problem. a scan tool will activate the purge valve and turn it off. could be anything from a bad valve to a computer. take it to a shop. Roy -