ACDelco 213-924 GM Original Equipment Ignition Knock (Detonation) Sensor 192551184602 The black shaft is lacquered

The black shaft is lacquered

Uses internal foam disc and baffling system to prevent oil from entering air cleaner

It has a curved backrest with nailhead trim accents and a super comfortable fabric upholstered cushion and seat with a swivel base

Hinged design reduces packaging material

Color Tem 4000 - 4500K Natural White

ACDelco 213-924 GM Original Equipment Ignition Knock (Detonation) Sensor 192551184602 The black shaft is lacqueredGM 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 An ACDelco GM Original Equipment Ignition Knock (Detonation) Sensor monitors the engine for pinging or spark knock, and is a GM recommended replacement for your vehicle's original component. The sensor creates a voltage signal based on the vibrations