Help! By Dorman Ignition Knock Sensor Seal (MPN: 42003)

Durable elastomer seal designed for optimal sensor protection and performance.

The Help! By Dorman Ignition Knock Sensor Seal is engineered to maintain the integrity of the knock sensor, which is essential for optimal engine performance. With an inside diameter of 0.77 inches and an outside diameter of 1.83 inches, this seal effectively prevents oil from leaking out of the engine block, thereby protecting the sensor from contamination and potential damage to surrounding components.

Constructed from high-quality elastomer material, this seal is designed for durability and longevity, ensuring a reliable fit and function. The 0.33 inch thickness provides a robust barrier against oil leaks, contributing to the overall efficiency of the engine. This part has undergone rigorous material and dimensional testing to meet industry standards, making it a dependable choice for OEM applications.

As a direct replacement, the Help! By Dorman Ignition Knock Sensor Seal offers an easy solution for a commonly failing grommet, ensuring that your engine's knock sensor operates effectively. This single unit is a critical component for maintaining engine performance and preventing check engine light issues.

Features

• Made From High-Quality Materials For Durability And A Longer Service Life
• Provide An Easy To Find Solution For A Highly Failure Prone Grommet
• This Part Has Undergone Material And Dimensional Testing To Meet Product Standards
• Direct Replacement For A Proper Fit

Specifications

• Manufacturer: Help! By Dorman
• Manufacturer Part Number: 42003
• Used For: OEM
• Diameter: 0.77 Inch Inside/ 1.83 Inch Outside
• Thickness: 0.33 Inch
• Color: Brown
• Material: Elastomer
• Quantity: Single

Compatibility / Fit

• 2004-2004 Buick Rainier
• 2007-2007 Buick Rainier
• 2004-2005 Cadillac CTS
• 2002-2006 Cadillac Escalade
• 2003-2006 Cadillac Escalade ESV
• 2002-2006 Cadillac Escalade EXT
• 2002-2006 Chevrolet Avalanche 1500
• 1998-2002 Chevrolet Camaro
• 1997-2004 Chevrolet Corvette
• 2003-2007 Chevrolet Express 1500
• 2003-2007 Chevrolet Express 2500
• 2003-2007 Chevrolet Express 3500
• 1999-2006 Chevrolet Silverado 1500
• 2007-2007 Chevrolet Silverado 1500 Classic
• 2001-2003 Chevrolet Silverado 1500 HD
• 2005-2006 Chevrolet Silverado 1500 HD
• 2007-2007 Chevrolet Silverado 1500 HD Classic
• 1999-2004 Chevrolet Silverado 2500
• 2001-2006 Chevrolet Silverado 2500 HD
• 2001-2006 Chevrolet Silverado 3500
• 2003-2004 Chevrolet SSR
• 2000-2006 Chevrolet Suburban 1500
• 2000-2006 Chevrolet Suburban 2500
• 2000-2006 Chevrolet Tahoe
• 2004-2004 Chevrolet Trailblazer
• 2007-2007 Chevrolet Trailblazer
• 2003-2004 Chevrolet Trailblazer EXT
• 2007-2007 GMC Envoy
• 2003-2004 GMC Envoy XL
• 2004-2004 GMC Envoy XUV
• 2003-2007 GMC Savana 1500
• 2003-2007 GMC Savana 2500
• 2003-2007 GMC Savana 3500
• 1999-2006 GMC Sierra 1500
• 2007-2007 GMC Sierra 1500 Classic
• 2001-2003 GMC Sierra 1500 HD
• 2005-2006 GMC Sierra 1500 HD
• 2007-2007 GMC Sierra 1500 HD Classic
• 1999-2004 GMC Sierra 2500
• 2001-2006 GMC Sierra 2500 HD
• 2001-2006 GMC Sierra 3500
• 2000-2006 GMC Yukon
• 2000-2006 GMC Yukon XL 1500
• 2000-2006 GMC Yukon XL 2500
• 2003-2007 Hummer H2
• 1998-2002 Pontiac Firebird
• 2004-2006 Pontiac GTO