2004 Chevrolet Colorado "gm code p0442" Questions

...Gm code P0442 CODE PO442 EVAP SYSTEM SMALL LEAK DETECTED CONDITIONS.POSSIBLE CAUSE- LOOSE OR DAMAGED GAS CAP-FUEL TANK PRESSURE SENSOR IS DAMAGED-.FUEL TANK VAPOR LINE LINES IS CLOGGED OR DAMAGED ...

...code that came up is p0042 what can I check? Hi, a P0442 is Evaporative Emission Control System Leak Detected (small leak). Start with the simplest thing first, make sure the gas cap is on tight. If ...

...Then read this post on service bulletins GM has issued on the EVAP system

...GM CODE DEFINITION MANUAL P0135 - Heated Oxygen Sensor (HO2S) Heater Performance Bank 1 Sensor 1 P0449 - Evaporative Emission (EVAP) Vent Solenoid Control Circuit P0442 - Evaporative Emission (EVAP) ...

...fill up. Evap. emission vent valve problem , maybe ! Chevy Truck Hard To Fill Gas Tank GM EVAP Codes P0442 P0446 P0455 or P0449... Fixing Car Where The Gas Pump Keeps Shutting Off As You Try To ...

...cap with a GM part. If that does not resolve the code, a thorough inspection of the Evaporative systems needs to be done. If a small leak is present in the fuel return path, the ECU will set a

...code .P0446. ... Chevy Truck Hard To Fill Gas Tank - GM EVAP Codes P0442, P0446, P0455 or P0449 ... EVAP Purge Solenoid Removal - YouTube ? 4:24 https://www.youtube.com/watch?v=Xj605HENFno Feb 26, ...

GM Code 442 I recently had the check engine light come on on my 2003 Silverado and it is for Code 442 which relates to the Evap System. The mechanic indicated that the cannister vent valve needs to be

code (http://engine-codes.com/p0440_chevrolet.html ) (pardon the generic GM info, but will apply for you)-----you will find there are 5 other causes of the vacuum failure, which are independent of the

...GM does have a few issues with vent solenoids going bad as well as purge valves. Common Problems That Trigger the P0442 Code Defective or damaged fuel cap Distorted or damaged Fuel Tank Filler Neck ...