Engine code p0452 I replaced the fuel tank pressure sensor and did not do the trick. Gas cap is fine. My gas gauge on dash always reads empty when gas tank is full. My car is a Pontiac Grand Prix gt 2002 what could be the next possible solution? Could it be a sending unit with in the gas tank? My car has an automatic transmission. My car has 100300 miles.
My car has 100300 miles.
My car has an automatic transmission.
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