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Hesitation and rough idle in a 1998 Jeep Wrangler can be caused by several factors, including a dirty or failing mass air flow sensor, clogged fuel injectors, or a malfunctioning ignition system (such as bad spark plugs or ignition coils). Additionally, vacuum leaks, a faulty throttle position sensor, or issues with the fuel delivery system (like a weak fuel pump or dirty fuel filter) can also contribute to these symptoms. Regular maintenance and diagnostic checks can help identify and resolve the underlying issue.

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2w ago

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