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First of all, thank you for including the year make & model, that's always helpful. P0446 Evap vent system performance The most likely culprits would either be the evap canister, vent solenoid, or purge solenoid. All of those parts are through a dealer only. Fuel pressure sensor is also a possibility.
What else can I help you with?
What does the diagnostic trouble code P0101 mean in a 1998 Chevy venture?
Trouble code P0101 means: MAF Sensor Signal Range/Performance
Unlock code for 2004 Chevy Venture?
5f041kg89hg51035
What causes a P0405 code on a 1998 Chevy pick up?
Trouble code P0405 means:Exhaust gas recirculation sensor A circuit low
What is a p0481 code on a 2001 Chevy Venture?
call your local Chevy dealership they will help you with codes
How do you fix the P1133 code in a 2000 Chevy Venture?
change your o2 sensor
What does code P1811 mean on Chevy Venture?
Maximum Adapt and Long Shift
What is a P302 scanned code for a 2002 Chevy venture?
code p0302 is cylinder no.2 misfire detected
99 Chevy Venture code p1374?
Trouble code P1374 means: 3X Reference Circuit
What is a P0172 code on 2003 Chevy Venture?
Trouble code P0172 means:System too rich (Bank 1)
What does code P1133 mean on Chevy Venture?
HO2S Insufficient Switching Sensor 1
How do you fix the P1133 code in a 1996 Chevy blazer?
I've got a better question, why is this question in the Chevy venture forum ?
Exterior color code on Chevy venture 2001?
red! no...purple! okay, green and orange.
