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Asked by Jun 12, 2017 at 06:43 AM about the 2010 Chevrolet Impala LT

Question type: Maintenance & Repair

I have a 2010 Chevy Impala my check engine light
is on I change the gas cap and I unplug the battery
and waited a while and plugged it back up the
check engine light went off for a couple of days
and then it came back on but I also noticed when
the check engine light is on I can't use my starter
on my mole control keypad but when the check
engine is off I can use my keypad starter I changed
the vent valve solenoid the check engine light went
off because the man cleared the code it stayed off
for about a two weeks and then it came back on
when this problem first occurred I took my car to
AutoZone so they can hook it up to the computer
they said that they got a code p0442 I don't know
what to do can someone please help me

1 Answer

435

It sounds like you have a leak somewhere that is effecting the EVAP. I would test for a leak with your fuel tank.

Your Answer

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