2001 Chevrolet Malibu Car

2001 CHEVROLET MALIBU
155 MILES
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DEB8822
  • MEMBER
  • 9 POSTS
having car problems it drives good till you try to give it heavy gas and stumbles cuts out and if you let of gas and do it again sometimes it will take off and maybe not but other wise just normal driving runs great
Aug 16, 2011 at 12:56 PM
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ASEMASTER6371
  • ✓Experienced Mechanic
  • 52,796 POSTS
check for codes. it sounds like a mass air flow sensor but a diag will confirm.

Roy
Aug 16, 2011 at 12:58 PM
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RASMATAZ
  • ✓Experienced Mechanic
  • 75,988 POSTS
Check and test the MAF and TPS sensors

https://www.2carpros.com/articles/engine-hesitates

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.
Aug 16, 2011 at 4:54 PM
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