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In the 2012 GMC Terrain, the PCV valve is located beneath the valve cover, typically positioned on or near the intake manifold. The valve is connected to a hose with a clamp and may require replacement if damaged. Prices for a new PCV valve range from $12 to $35, with labor costs ranging from $30 to $138 if a mechanic or service professional handles the replacement.
The PCV valve on the 2012 GMC Terrain is located in the valve cover right by the intake manifold.