Chevrolet Truck P Codes (Powertrain) P0100 - P0199 P0137

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1999 Chevy Truck CODE P0171 AND CODE P0137

1999 CHEVROLET TRUCK
I Have Two Codes. I Had A Bad Vaccum Hose And And Bad Maf Sensor. Runs Good. Cleared Codes And After Warming Up Engine First Cde Comes On...
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Asked by JOACHIM

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P0101P0102P0137

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