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Subjects>Auto>American Cars

What would make a 2003 ford focus idle ruff?

Dmp0449 ∙

Lvl 1

∙ 17y ago

Updated: 10/21/2022

i think it could be your FUEL PRESSURE REGULATOR. ours did that too

Wiki User

∙ 17y ago

What else can I help you with?

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