lack of power

1994 CHEVROLET CAPRICE
181,325 MILES • V8 • 2WD • AUTOMATIC
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PFCTTHOMAS
  • MEMBER
  • 1 POST
my 1994 chevy caprice classic is losing power when accelerating.m what could be the problem? ive gone to shop after shop and i havent gotten an answer.
Nov 13, 2010 at 12:00 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
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.
False air leakage.
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
Nov 13, 2010 at 12:04 PM
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