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1997 Chevy Malibu - P0122 - P0420 - P0171 - PART 1

Video on diagnosing 5 trouble codes on a 1997 chevy malibu. p0122, throttle position sensor, p0420, catalyst below threshold, p0171, system too lean bank 1. This is PART 1 of this vehicle, in PART 2, we will show you how to properly diagnose the p0122 using the actron scan tool.

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