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Up and Down Idle and Stalling

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Old Oct 22, 2021 | 08:49 AM
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frankmingo
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Default Up and Down Idle and Stalling
I own a 82 with Croosfire all original. i have done a complete tune up and i still have an issue with revs jumping at idle and some time stalling. it does it sometime and the engine can be hot or cold. any suggestions Thanks
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Old Oct 22, 2021 | 09:27 AM
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Have you scanned the computer for error codes?
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Old Oct 22, 2021 | 10:12 AM
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Yes we had code 13 O2 sensor and it was replaced. still have issue
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Old Oct 22, 2021 | 03:07 PM
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St. Jude Donor '22
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sounds like a vacuum issue.
or map.

clean all the computer pins and plug contacts.
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