ACDelco GM Original Equipment Ignition Knock (Detonation) Sensor

Sends signals to the engine control module (ECM) to adjust timing
Helps prevent damage to the engine caused by pre-ignition
GM-recommended replacement part for your GM vehicle's original factory component
Offering the quality, reliability, and durability of GM OE
Manufactured to GM OE specification for fit, form, and function

PLEASE NOTE

Please be aware that certain products may not be deliverable to PO BOX addresses.

Additionally, residents of remote and under-capital areas may be subject to an extra postage fee.