1999 Grand Marquis Check Engine Light
Check engine light has been on for
two years. I live in California and it’s
time to smog my car. Drives with no
When scanned, the following code
appears: P0455 - evaporative
emission system leak detected (gross
I got a new gas cap. Did not work.
Does anyone know what else it could
be? I have no clue what step I should
The people who do the Smog check will usually tell you what needs to be replaced. Just try to due this well a head of time so your tags don't Expire.