2021 Chevy Trailblazer Ignition Relays, Sensors & Switches
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ACDelco®GM Original Equipment™ Ignition RelayChevy Trailblazer 2021, GM Original Equipment™ Ignition Relay by ACDelco®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$12.85 - Standard®Ignition Knock SensorChevy Trailblazer 2021, Ignition Knock Sensor by Standard®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is sure to fit...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$5.69 - $27.73
- Walker Products®Ignition Knock SensorChevy Trailblazer 1.3L 2021, Ignition Knock Sensor by Walker Products®. If you want to restore the original performance of your vehicle's ignition system, this product is what you need. Engineered to stringent OE specifications, it is...Manufactured to restore your vehicle’s ignition systemDesigned with your specific vehicle in mind$13.71
