1997 Chevy Tahoe

1997 CHEVROLET TAHOE
128 MILES • V8 • 2WD • AUTOMATIC
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VONGOEJR
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  • 1 POST
Got a Tahoe that runs smooth in park,but runs really ruff in drive (ignition piffs and major loss of power). I replaced the fuel filter first,and checked coil and plug wires.
Feb 22, 2011 at 6:33 PM
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RASMATAZ
  • CAR REPAIR CONTRIBUTOR
  • 75,992 POSTS
Engine running rough or misfiring can be cause by the following:

https://www.2carpros.com/articles/engine-misfires-or-runs-rough

1.Defective spark plugs
2.Inadequate spark/coil,defective spark plug wire.
3.Lack of compression
4.False air leakage.
5.Faulty fuel injectors.
6.Insufficient fuel pressure.
7.Contaminated fuel.
8.EGR valve that is leaking.
9.Oxygen sensors.
10.Throttle position sensor.
11.Manifold absolute pressure sensor
12.Mass Airflow Sensor
13.Idle air control valve

Note: If it doesn't apply disregard it-
Mar 11, 2011 at 11:23 PM
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