2000 Chevrolet Impala Repair Question
Car stumbles at acceleration
When was last tune-up?
Could be one of the following below:
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position sensor.
Manifold absolute pressure sensor.
Fuel pressure regulator leaking or defective fuel pump.
False air leakage.
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
68 questions asked
Use carburetor cleaner to clean the throttle body (inside where the throttle plates are) and the idle air control solenoid.
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