96 5.7 no power

1996 CHEVROLET TRUCK
150,000 MILES • V8 • 4WD • AUTOMATIC
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BAILEYPW
  • MEMBER
  • 1 POST
96 chevy 1500 4x4 5.7 starts and run fine but when giving it gas it dont have power
Feb 15, 2011 at 1:59 PM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Possibilities here could be caused by one of the following below

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Crankshaft position sensor
Knock 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 it and keep testing.
Feb 15, 2011 at 2:16 PM
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