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why would my car run ok and then suddenly sometimes rev cuts at 4000rpm it is twin turbo and check engine light comes on when it cuts out then stays on.

Answers from the Automotive Experts

Amanda J. Pierce, MBA John, To help hone in on your troubleshooting you can visit a local auto parts store that can read your check engine light. This can give you a more sure direction on solving the issue, before paying a mechanic a diagnostic fee.

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