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1999 Chevy Tahoe

Tiny
FLINTSTONE70
  • MEMBER
  • 1999 CHEVROLET TAHOE
  • V8
  • 4WD
  • AUTOMATIC
  • 132,587 MILES
My truck runs for a couple of days, and them it stutters and pings. Act like it doesnt wanna go. I have changed the mass air flow, cata convertor, full tune up, plugs, wires. The probelm is still happening? If I had a credit card I would donate
Tuesday, February 23rd, 2010 AT 9:25 PM

1 Reply

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Inspect and test all the following listed below:

Oxygen sensor.
Catalytic converter.
Fuel injectors dirty/sticking.
Mass airflow sensor/Airflow meter.
Throttle position 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.
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Tuesday, February 23rd, 2010 AT 11:14 PM

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