2003 Chevrolet Blazer Knock Sensors

Enhance and Protect Your 2003 Chevrolet Blazer with Quality Knock Sensors

Maintaining the performance of your 2003 Chevrolet Blazer starts with choosing the right parts, and a high-quality Knock Sensors helps ensure a reliable and efficient vehicle. At Advance Auto Parts, we offer Knock Sensors specifically for the 2003 Chevrolet Blazer, ensuring a perfect fit and lasting durability. Choosing to shop with Advance Auto Parts means you’re making a smart decision to prioritize both quality and reliability for your vehicle.

Affordable and Reliable Knock Sensors for Every Budget

Finding a Knock Sensors that combines quality with affordability is easy at Advance Auto Parts. With prices starting as low as $50.99 and an average price of $55.11, you can choose one that fits your budget while delivering the quality you expect. Our Knock Sensors are competitively priced, ranging from $50.99 to $58.99, so you get value without compromising on strength or reliability.

Trusted Brands and Top-Rated Options

With 3 Knock Sensors from 2 trusted brands in stock, Advance Auto Parts has you covered. Popular options include Ignition Knock (Detonation) Sensors, Ignition Knock (Detonation) Sensors, and GM Original Equipment Ignition Knock (Detonation) Sensors, starting at $50.99. Our selection includes highly regarded brands such as ACDelco and Carquest Premium, and more, offering you top-notch reliability. For example, we have 2 ACDelco Knock Sensors starting at $55.35 with an average rating of 5 stars, 1 Carquest Premium options from $50.99 with a 4 stars rating.

Knock Sensors for Your 2003 Chevrolet Blazer

Carquest Premium – Ignition Knock (Detonation) Sensor (Part No.SBA3735)

Ignition Knock (Detonation) Sensor

from

$50.99
Carquest premium engine management products provide the right products for a wide range of domestic and import applications. Delivering the highest performance and durability under demanding conditions.
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ACDelco – Ignition Knock (Detonation) Sensor (Part No.213-924)

Ignition Knock (Detonation) Sensor

from

$58.99
ACDelco GM Original Equipment Ignition Knock (Detonation) Sensors monitor the engine for pinging or spark knock, and are GM-recommended replacements for your vehicle’s original components. These sensors create a voltage signal based on the vibrations caused by erratic air/fuel mixture combustion; the engine control module uses these signals to adjust the ignition timing and air/fuel mixture. These original equipment ignition knock sensors have been manufactured to fit your GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • 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
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ACDelco – GM Original Equipment Ignition Knock (Detonation) Sensor (Part No.F6020208635ACD)

GM Original Equipment Ignition Knock (Detonation) Sensor

from

$55.35
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 caused by erratic air/fuel mixture combustion; the engine control module uses this signal to adjust the ignition timing and air/fuel mixture. This original equipment ignition knock sensor has been manufactured to fit your specific GM vehicle, providing the same performance, durability, and service life you expect from General Motors.

Product Features:
  • Undergo the same stringent testing process as the original part
  • 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
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FAQs for 2003 Chevrolet Blazer Knock Sensors

Which Knock Sensors are the top sellers for the 2003 Chevrolet Blazer?

Out of 3 Knock Sensors that fit 2003 Chevrolet Blazers, the following parts are the top sellers:
Ignition Knock (Detonation) Sensor
from $50.99
This product is not rated
Ignition Knock (Detonation) Sensor
Knock Sensors
Ignition Knock (Detonation) Sensor
from $58.99
This product is not rated
Ignition Knock (Detonation) Sensor
Knock Sensors
GM Original Equipment Ignition Knock (Detonation) Sensor
from $55.35
This product is not rated
GM Original Equipment Ignition Knock (Detonation) Sensor
Knock Sensors

How can I make sure that a part will be compatible with my 2003 Chevrolet Blazer?

Our Chevrolet Blazer aftermarket and OEM parts are designed specifically for the 2003 model. You can always find your specific fitment and compatibility for your 2003 Chevrolet on an individual product page.

What is the price range for 2003 Chevrolet Blazer Knock Sensors?

The range of prices of Knock Sensors for the 2003 Chevrolet Blazer goes from $50.99 up to $58.99 for the most premium parts.

What is the average price of 2003 Chevrolet Blazer Knock Sensors?

2003 Chevrolet Blazer Knock Sensors average $55.11 for our selection of OEM and aftermarket parts. Keep in mind the variety of brands we offer, such as ACDelco Carquest Premium, and more, so you are likely to find a wide range of prices across a variety of brands and products.

Does Advance Auto Parts sell Knock Sensors for other Chevrolet Blazer model years?

Yes, we currently stock Knock Sensors for 19 model years of Chevrolet Blazers, from 1987 to 2019. Model years 2019, 2005, 2004, 2002, 2001, 2000, 1999, 1998, and 1997 are the most popular for Knock Sensors purchases.

Can I get help with 2003 Chevrolet Blazer Knock Sensors orders?

Contact our customer support team, by chat or phone, through the help desk page, where you can find instant answers about Chevrolet Knock Sensors and more.

What is your return policy for Chevrolet Blazer Knock Sensors?

Advance Auto Parts keeps returns simple. For new Chevrolet Blazer Knock Sensors and accessories, your online orders can be returned, in their original condition, within 45 days. For requirements, see the returns page.