2002 Chevrolet Prizm Fix Po440 Po442

2002 CHEVROLET PRIZM
45,000 MILES
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What do I do to fix a po440 and a po442
Dec 7, 2012 at 4:56 AM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
you need a scan tool, smoke machine and voltmeter to track it down.

evap codes are tough to diag.

codes never identify bad parts, just failed systems

Roy
Dec 7, 2012 at 5:07 AM
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