Mechanics

HESITATION

1993 Chevrolet Truck • V8 4WD Automatic • 179,000 miles

Hesitates or cuts out on take off below 1000 rpm cuts out at40mph after tcc kicks in rpm drop below 1000 has had a number of parts tried -both injectors, dist, plug-wires, tps, map sensor, cap, rotor reman computer tried wouldnt shift right out of first also o2 sensor
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Wagsdaw
March 12, 2011.




Could be one of the following below -check and test: Oxygen sensors.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
EGR Valve
Fuel pressure regulator leaking or defective fuel pump.
Fuel contamination.
Foul/defective spark plugs.
Open spark plug wires.
Ignition coil/Coil packs defective.
Incorrect ignition timing.
Cap and rotor.

Note: If it doesn't apply disregard.

Tiny
Rasmataz
Mar 12, 2011.


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