got a 98 tahoe and i've replaced plugs, wires, distributor cap and rotor, spider injectors, and O2 sensor and its still runs rough after it warms up. when i get down on the gas it will start blowing black smoke also.....any help would be greatly appreciated
got a 98 tahoe and i've replaced plugs, wires, distributor cap and rotor, spider injectors, and O2 sensor and its still runs rough after it warms up. when i get down on the gas it will start blowing black smoke also.....any help would be greatly appreciated
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