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CCIYU Ignition Knock (Detonation) Sensor Fit for 2006 for Cadillac DTS 4.6L 2004-2006 for Cadillac SRX 4.6L 2005-2006 for Cadillac STS 4.6L 2004-2006 for Cadillac XLR 4.6L
A vehicle knock sensor is a sensor screwed into the engine s block or cylinder head. It is used to detect engine knock or detonation (there is a piezoelectric element inside the sensor). The signal from the knock sensor is sent to the PCM/ECM and...
$10.82 $9.13 Free Delivery
