![]() If you are getting that message, plus a P0455, it may save you a ton of time and money to replace the fuel cap and see if it goes away. Often, you’ll get a message informing you that the fuel cap is off even when it is on. Fuel Cap– A bad fuel cap can cause P0455.This can reduce tank pressure and throw the code. Fuel Tank Sending Unit– It is possible for the gasket that attaches the fuel sending unit to the gas tank to go bad.The EVAP canister is filled with activated carbon, which helps reduce pollutants by trapping fuel vapors emitted from the gas tank and storing them until they can be burned off in the engine. Faulty Charcoal Canister– An EVAP (Evaporative Emission Control System) charcoal canister plays a vital role in operating a vehicle’s emissions system.An EVAP purge valve is a component of the EVAP system that allows fuel vapors to be released from the charcoal canister and sent back into the engine for combustion. Purge Valve– One of the most common causes of the P0455 code is the vapor canister purge valve. ![]() This is one of the most common issues that causes the code. Evap System Hose– The EVAP hose carries fuel vapor from the fuel tank to the intake manifold can begin to leak.How your Vue’s EVAP system works will depend on the model year and engine type. Here are the most common causes of P0455. If these vapors leak from the system, you’ll often smell them faintly while operating the vehicle. The EVAP system deals directly with fuel vapors. You should particularly notice the smell of fuel around the fuel tank area or fuel filler tube. P0455 code will typically not be accompanied by any noticeable symptoms other than the smell of gas and the service engine soon light. The “large” really refers to how much pressure is lost. While the trouble code may state that there is a “large leak” in the EVAP system of your Saturn Vue, the actual leak will most likely still look relatively small. For example, P0456 means your Vue has a small EVAP leak. P0455 indicates a large leak in the evaporative emission control system. When there is a large leak in the Saturn Vue’s EVAP system, it will throw the P0455 OBDII Code. The EVAP system prevents harmful gases from escaping into the atmosphere and does not affect how the engine runs, which means this code is not a breakdown risk. Your Vue’s EVAP system (Evaporative Emission Control System) helps reduce emissions from your vehicle by collecting fuel vapors from the gas tank and sending them back into the engine for combustion. Evaporative Emissions System Purge valves come in many shapes and sizes Repair steps will vary depending on the model year and engine. P0455 is a generic diagnostic trouble code, meaning it has the same definition for your Saturn Vue as any other vehicle. P0455 Definition: System Gross Leak – Evaporative Emission System But, whenever the check engine light is on, it’s good to deal with the code as soon as possible.Ĭheck that your Vue’s gas cap is present and sealing well. P0455 usually is not an immediate threat to the driveability of your Vue. With this code, you shouldn’t notice any symptoms besides perhaps a noticeable fuel smell. Lifting Points (2008 Chevrolet Malibu Shown, Other Vehicles Similar)įor additional information and detail, refer to Lifting and Jacking the Vehicle in SI.P0455 in the Saturn Vue is a trouble code that indicates your truck has a LARGE evaporative emissions leak. If the pick up pads are not positioned correctly to the underbody pick up areas, this type of damage may occur. To avoid this situation, particularly when using the type of hoist where the arms swing in and the pick up pads swivel, be sure of the placement of the pick up pads. Incorrect placement of the hoist pads may cause a crack/leak in the EVAP canister plastic and eventually set one or both of the following DTCs: Please discard Corporate Bulletin Number 05-06-04-004D (Section 06 - Engine).Ī review of warranty repair orders and parts returned to GM for analysis suggests that EVAP canisters are being damaged when the vehicle is being put up on a hoist for service. This bulletin is being revised to update the model years. Subject: Information to Avoid Damaging EVAP Canister and Setting DTCs P0442/P0455 When Hoisting Vehicle #05-06-04-004E: Information to Avoid Damaging EVAP Canister and Setting DTCs P0442/P0445 When Hoisting Vehicle - (May 29, 2009) Comes up with evap canister may have been damaged when lifting on a hoist.įound Bulletin No.: 05-06-04-004E but don't have any data on it.
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