Chevy Silverado P0120 Code: Meaning, Causes, How to Fix | Drivetrain Resource
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Chevy Silverado P0120 Code: Meaning, Causes, How to Fix | Drivetrain Resource
The P0120 code on your Chevy Silverado indicates an issue with the throttle position sensor (TPS). This sensor plays a crucial role in your truck's performance, as it monitors the throttle valve opening percentage and provides input to the engine control module (ECM) to help regulate fuel and air intake. When the P0120 code is
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