Spectra Premium S10541 Engine Camshaft Position Sensor Fits select: 2002-2003 GMC SIERRA, 2002-2003 CHEVROLET AVALANCHE

The most important sensors of any engine, Spectra Premium camshaft and crankshaft position sensors are integral to the functionality of the distributor and ignition timing. The crankshaft position sensor monitors as a multifunctional sensor used to set ignition timing. The camshaft position sensor is used to determine which cylinder is firing to synchronize the fuel injector and coil firing sequence.

• All sensors are salt spray tested to ensure the highest possible resistance to corrosion
• With leveraging our OE expert team, each unit is designed along the same requirements as its OE counterpart
• Each unit is tested in its designated vehicle to ensure highest quality stability and reliability
• Precisely manufactured based on our Canadian engineers’ in-depth knowledge of the original part
• Durability tested with a long-cycle thermal shock test (-50 to 300F)
• Real life road tested to ensure product life longevity