Hummer H3 P0442 Engine Code: Causes + How to Fix | Drivetrain Resource
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Hummer H3 P0442 Engine Code: Causes + How to Fix | Drivetrain Resource
One of the most common issues that happens with the Hummer H3 is the P0442 trouble code. This code appears when connecting the vehicle to an OBDII scanner and pertains to the emissions system. While it's unlikely to cause a breakdown, it can be bothersome and may result in a failed emissions test for your
Dec 18, 2018
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