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·...car has no power.its 2003 impala? chev impala 2003 ls
HI, Our 2001 3.4 Impala once hardly made it home up some hills. The Catalytic converter was plugged. It would idle ok. We had some time previously gotten a letter from GM telling about a possible problem with the converter. The Chevrolet dealer ended up replacing it for free....car has no power.its 2003 impala? chev impala 2003 ls