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P0137 &P0442 and p0420

 
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Impala_03
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2003 Chevrolet Impala


PostPosted: Mon Jan 27, 2014 10:13 pm    Post subject:  P0137 &P0442 and p0420 Reply with quote

got a few new codes Sad guess there really is a problem. I got a offer from someone to buy my car for 900 i might just take it
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ScottMPala
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2003 Chevrolet Impala
2004 Chevrolet Impala


PostPosted: Tue Jan 28, 2014 9:50 am    Post subject:  Re: P0137 &P0442 and p0420 Reply with quote

Impala_03 wrote:
got a few new codes Sad guess there really is a problem. I got a offer from someone to buy my car for 900 i might just take it


You have codes for cat efficiency and 02 voltage low. Neither are big deals. Have an exhaust shop flow test the catalytic converter.

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Impala_03
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2003 Chevrolet Impala


PostPosted: Tue Feb 18, 2014 5:26 am    Post subject:  Re: P0137 &P0442 and p0420 Reply with quote

ScottMPala wrote:
Impala_03 wrote:
got a few new codes Sad guess there really is a problem. I got a offer from someone to buy my car for 900 i might just take it


You have codes for cat efficiency and 02 voltage low. Neither are big deals. Have an exhaust shop flow test the catalytic converter.



I got around to ordering the sensor should have it in a few days


gas mileage has been bouncing around from 13 to 28mpg
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Impala_03
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2003 Chevrolet Impala


PostPosted: Thu Feb 20, 2014 8:39 pm    Post subject:  Re: P0137 &P0442 and p0420 Reply with quote

might be the &P0442

gas cap the ring seal has a lot of "cracks" in it.
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Impala_03
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2003 Chevrolet Impala


PostPosted: Thu Feb 27, 2014 11:03 pm    Post subject:  Re: P0137 &P0442 and p0420 Reply with quote

Replaced the sensor now the engine run silky smooth when idling now what a difference
also the exhaust does not smell wried anymore
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