Replace your old worn-out defective camshaft position sensor (CPS) with AIP Electronics Spec camshaft position sensor. AIP Electronics Spec CPS sensors deliver quality craftsmanship and long-term reliability. Have peace of mind making a purchase from a parts supplier with over 10 years' experience The CPS is a key component to your engine's timing and firing system. The camshaft position sensor in most vehicles sends a signal to the Electronic Control Module (ECM) letting the computer know the position of the engine for timing and fuel injection pulses to the engine. A bad or malfunctioning cam sensor will often cause a check engine light (CEL) and or cause a no start condition or rough running due to inaccurate ignition and fuel timing. Comes Complete as pictured. *See Fitment Guide for part number and to confirm this is the correct part before purchase.*** Factory Replacement Part that Meets or Exceeds Original Manufacturer Specifications for the Vehicles Listed.2009-2011 Chevrolet Aveo 1.6L 1598CC 98Cu. In. l4 GAS DOHC Intake; 2009-2011 Chevrolet Aveo5 1.6L 1598CC 98Cu. In. l4 GAS DOHC Intake; 2011-2013 Chevrolet Cruze 1.8L 1796CC 110Cu. In. l4 GAS DOHC Intake; 2009-2010 Pontiac G3 1.6L 1598CC 98Cu. In. l4 GAS DOHC Intake; 2012-2013 Chevrolet Sonic 1.8L 1796CC 110Cu. In. l4 GAS DOHC Intake;