Replace your old worn-out defective camshaft position sensor (CPS) with AIP Electronics premium camshaft position sensor. AIP Electronics 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.*1999-2003 Suzuki Vitara 2.0L 4 Cyl L 2000cc1999-2003 Chevrolet Tracker 2.0L 4 Cyl L 122cid