Car issues

Tiny
BRIDGETTE5
  • MEMBER
  • 2000 CHEVROLET IMPALA
  • 6 CYL
  • AUTOMATIC
  • 160,000 MILES
2000 chevy impala i'm getting 10 mpg. Car does hesitate when driving around 20-25 mph
Wednesday, January 26th, 2011 AT 2:09 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 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.
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.
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Tuesday, March 15th, 2011 AT 1:20 AM

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