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Check eng. light on. Scanner reads :P420" and indicates catalytic converter failure due to engine misfire or running condition or large vacuum leak or engine oil leakage into exhaust-valve guide seals. What can I expect in costs to narrow down the problem?
My mechanic says I need to change the fluid but This site recommends changing the fluid if the pump is replaced. There is no info about periodic fluid changes.
Does this car require a two wheel or four wheel alignment?