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Q: Car starts but runs rough at idle. When you accelerate the engine smooths out? on 1990 Nissan Maxima

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
runs this way all the time.
No car image 94a1663db56199c5353592009e34aaa51078a2469bed068bb8d6f0ba43accf97
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Sound like a vacuum or low compression problem. Possible valve not seating or burnt, check compression. Possible vacuum leak have a smoke test of the vacuum circuits performed. Either problem will be more pronounced at idle and decrease with rpm!
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