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don't run right at low speeds sometimes dies and wont start runs great on hi way on 1995 Chevrolet Suburban 1500

Rookie cbe0621eac06868b3efe0d8d1d3611e23c60d3114864ea2ec19a68cfbd3eebab
should idel at 1000 rpms but it varies from 8 to 1000
(2) Answers
Idle should not be 1000, more like 600-650 area. Assuming no check engine light, check for a leaking fuel pressure regulator.
Idle should not be 1000, more like 600-650 area. Assuming no check engine light, check for a leaking fuel pressure regulator.