olcarlover
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- Apr 14, 2023
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1999 suburban 1500, 5.7 eng misses only at idle on cyl 2, 4,6,&8 at idle only. Has new; plugs, wires, dist cap, and rotor. Runs great otherwise. Misses ONLY at idle. Analysis computer hooked up, raise above idle, miss goes away. Any ideas? Oh, has 202k miles.
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