2003 GMC Sierra 1500 Ignition Knock (Detonation) Sensor Seals

Your 2003 GMC Sierra 1500 might be the best vehicle you’ve ever owned. Or you may just be struggling to keep it highway-approved. No matter the situation, Advance Auto Parts has the Ignition Knock (Detonation) Sensor Seals you desperately need.

We currently carry 1 Ignition Knock (Detonation) Sensor Seals to choose from for your 2003 GMC Sierra 1500, and our inventory prices range from as little as $14.99.

On top of low prices, Advance Auto Parts offers 1 different trusted brands of Ignition Knock (Detonation) Sensor Seals for the 2003 GMC Sierra 1500. We only sell parts from trusted brands like Dorman so that you can find quality parts you can count on.

Don’t take our word for it – check out customer ratings and reviews to buy with confidence. We have 16 reviews on our Ignition Knock (Detonation) Sensor Seals for the 2003 GMC Sierra 1500 from previous customers.

Have parts delivered straight to your home, or find the nearest Advance Auto Parts store to check out our Ignition Knock (Detonation) Sensor Seals stock in-person!

Ignition Knock (Detonation) Sensor Seals for Your 2003 GMC Sierra 1500

Dorman – Help – Knock Sensor Grommet (Part No.42003)

Knock Sensor Grommet

from

$14.99
This ignition knock (detonation) sensor seal is designed to match the fit and function of the original seal on specified vehicles, and is engineered for durability & reliable performance.

Product Features:
  • Direct replacement – this ignition knock (detonation) sensor seal is designed to match the fit and function of the original seal on specified vehicles.
  • Restores functionality – reliable replacement for an original part that is leaking or has failed due to fatigue
  • Durable construction – this part is made from quality materials to ensure reliable performance and long service life
  • Trustworthy quality – backed by team of product experts in the United States and more than a century of automotive experience
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