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pulsing exhaust on startup

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Old 06-15-2022, 01:05 AM
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Default pulsing exhaust on startup

when I start my jeep only on cold starts the exhaust makes a pulsing and the whole jeep almost shakes a bit then it goes away after 10 seconds and runs perfect. any idea what this might be?
Old 06-15-2022, 02:33 PM
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Key on to power the pump a few times then start it.
Old 06-15-2022, 05:01 PM
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ok ill try that
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