Close
Q:

Check engine light comes on frequently with code PO455. on 2005 Buick Park Avenue

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
It's not the gas cap. Could changing the Canister Purge Valve solve the problem? I reset the code about 4 times per tankful of gas.
(1) Answer
| |
these can be very involved and exp to guess, i rec you have it ck'd by a good mech and save time and $
Qualified Local Buick Shops
Qualified Buick Shops For This Repair