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What does it mean if my Dodge Grand Caravan has a check engine light?

Documented diagnostic evidence from technicians working on Dodge Grand Caravan warning-light cases.

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Joey’s Auto Shop

Expert companyDes Moines, Iowa

The check-engine light in this Dodge Grand Caravan traced to a compromised exhaust-valve seat in cylinder four, which caused low compression, a misfire, and a secondary catalytic-efficiency code.

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