2008 Chevrolet Cobalt LS 2.2L P0171 Lean

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Posted to GM Driveability on 2/4/2012 33 Replies

Hi there,

I have this clean little cobalt eating my dinner. It is in for the light being on with a code P0171, lean exhaust bank 1. I have installed a new mass airflow sensor and upstream oxygen sensor and i can't tame this beast. I cannot really pick up any ...

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Vehicle Data

2008 Chevrolet Cobalt LS

VIN	1G1AK18F38
Engine	2.2 L / 4 cyl / GAS
Trans	4-speed Automatic (Electronic)
Delivery	Fuel Injection / SEFI
Emissions	OBD-II Compliant
Symptoms	P0171 Lean
Occurs	Always

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Vehicle Data

2008 Chevrolet Cobalt LS

VIN	1G1AK18F38
Engine	2.2 L / 4 cyl / GAS
Trans	4-speed Automatic (Electronic)
Delivery	Fuel Injection / SEFI
Emissions	OBD-II Compliant
Symptoms	P0171 Lean
Occurs	Always

33 Replies Received (View Replies)

33 Replies Received (Hide Replies)

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Vehicle Data

2008 Chevrolet Cobalt LS

Vehicle Data

2008 Chevrolet Cobalt LS