Question about 1999 Chevrolet Malibu

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How many oxygen sensors 1999 chevy malibu v6 3.1l have??

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Two, one before catalyst and one after

Posted on Jun 02, 2010


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Code 1133 for a 1999 malibu

HO2S slow responce bank 1 sensor 1.
This means an oxygen sensor bank one is the first O2 sensor in exhaust manifold off #1 cylinder .The code is PO133.
You should change your fuel filter then do a tune up plugs cap rotor wires if requeried and pcv valve along with air filter.
This is if you haven't already damaged your catylitic convertor or your fuel pump .Vehicles need to be serviced if you want dependabulty if not buy a new car every couple years or so

Mar 16, 2015 | 1999 Chevrolet Malibu

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Emissions code for chevy malibu PO128 & 130

Code P0128 is for the cooling system you should replace the thermostat. Code P0130 H02S circuit closed loop (cl) performance (bank1 sansor1) you have to replace the #1 oxygen sensor.

Jan 26, 2014 | 2004 Chevrolet Malibu

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Troubleshooting po133

Replace any upstream O2 Sensors with 100,000 miles
on them or codes as you have

Leave the downstream monitors

Dec 05, 2012 | 1999 Chevrolet Malibu

1 Answer

Where is the upstream oxygen sensor located

upstream oxygen sensor or bank 1 as its called is the closest to the exhaust manifold. now for the question back there are usually 4 o2 sensors on a car bank(front)1 sensor 1, bank 1 sensor 2 and (rear) bank 2 sensor 1, bank 2 sensor 2

Sep 03, 2010 | 1999 Chevrolet Malibu

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Malibu 1999 p1133 code

p1133 is manufacturer control fuel air metering, this means that it is a bad 02 sensor. the primary oxygen sensor in the exhaust BEFORE the catalytic converter.

Jul 05, 2010 | 1999 Chevrolet Malibu

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Change oxygen sensor 1999 chevrolet malibu

First locate it and get a wrench and unscrew it from the exhaust pipe and unplug it from the wiring harness and re-install the same way.

Jun 02, 2010 | 1999 Chevrolet Malibu

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P0171 and p0463

Replace the fuel pump module (inside the fuel tank) it has 2 level sensors on it. The po463 code is an open condition on the high level sensor, one sensor reports to the ECM, other to your gas gauge on the dash.

Mar 14, 2009 | 1999 Chevrolet Malibu

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Oxygen sensor

right in front of the catalytic converter

Jan 24, 2009 | 1999 Chevrolet Blazer

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