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What would make a jeep wrangler sputter and miss going up hill under load. Have changed the spark plugs wires rotor cap complete tune including Catalic Converter?

- Faulty fuel injector/s

- Clogged fuel filter

- Weak fuel pump

- Ignition timing issues

- Vacuum leak/s

- Faulty oxygen sensor/s

- Bad catalytic converter

- Compression issues due to worn piston rings, valves or head gasket failure