1999 Geo Prizm p0446 code

1999 GEO PRIZM
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BUBBABEE
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  • 1 POST
Computer problem
1999 Geo Prizm 4 cyl Front Wheel Drive Automatic 65000. miles
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Hi. I have a 1999 prizm that keeps popping a p0446 code. I've seen a number of possible reasons with no clear way to start figuring this thing out. any help? thanks, rick
Jul 23, 2008 at 4:20 AM
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MMPRINCE4000
  • ✓Experienced Mechanic
  • 8,548 POSTS
First check the gas cap and make sure it is on tight and sealing properly. Take it to any auto parts store and have the code erased.
If it comes back then there is a vacuum leak, or solenoid problem in the EVAP system.
Jul 28, 2008 at 1:16 AM
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