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2002 Oldsmobile Silhouette P0446 Code: Evaporative Emission System Issue

Model: OLDSMOBILE SILHOUETTE Fault Code: P0446 Posted: 2006-09-18 11:47

Hello, I'm experiencing a P0446 diagnostic trouble code on my 2002 Oldsmobile Silhouette. I've already replaced the fuel tank cap, but the code persists. Any suggestions for further troubleshooting or potential causes? The issue appears to be related to the evaporative emission system, so I'm looking for accurate and practical advice.

Related fault codes

P0446

Comments (1)

Anonymous 2006-09-18 11:58

The P0446 code typically indicates a problem with the evaporative emissions system, such as a faulty valve or solenoid in the EVAP system. It's worth checking these components for proper function and possible leaks.