location of relay on a 03 GMC Sonoma 4X4 pick up truck That code is for your evap vent valve by your evap canister back by the tank I would check the connection on the vent valve and make sure its not
...evap vent valve.i need some help please. just read some one said check gas cap maybe i put it on to tight?feels little loose side to side.but when i hooked it up to codereader it said p0449 evap vent ...
...evap system has been on vehicles since the '70s. As part of the OBDII standard effective for 1996 cars and newer, it was mandated that leaks in the systems must be detected and reported as a fault ...
vent filter and smoke testing, found no smoke emission or leak in entire evap system or tank. next checked evap purge valve ability to hold vacuum on one hose port, it did with vacuum pump with key on
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