Quote:
Originally Posted by Timco
P0456, some vaporizing system has a "very small leak" and feels justified in sticking me with a CEL, days after semi-major surgery. Some cars, you just can't please.
Any places to start? I have a new gas cap, but saw in searches this can be anywhere along the gas tank evap or vent system?
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Start at the scene of the surgery and any lines or components that may have been inadvertently disturbed. What could have been bumped into, pried on, or otherwise folded, spindled or mutilated during the surgery?