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Emissions incomplete oxygen monitor
Recently I have seen many 09-11MY GM vehicles with incomplete OXYGEN monitor mostly 3.5L & 2.2L engines. We have attempted the drive cycle multiple times. We have inspected for exhaust leaks, O2's have been replaced with ACDELCO sensors & verified PCM ... Login to read more.
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| Engine | 2.2 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2009 Chevrolet Cobalt LS 2.2L
| Engine | 2.2 L |
| Trans | 4-speed Automatic (Electronic) |
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