Dorman 419-676 Accessory Drive Belt Tensioner Pulley - Air Conditioning

Dorman 419-676 Accessory Drive Belt Tensioner Pulley

Dorman 419-676 is an accessory drive belt tensioner pulley built for specified applications that use a serpentine belt. It is made from steel with a black finish and engineered to match the fit and function of the original pulley on supported vehicles.

For Chevrolet Silverado, GMC Sierra, and related GM trucks and SUVs with air conditioning belt drive service, this pulley provides a direct replacement option for the accessory drive belt system.

Key Features

• Steel construction for durable belt system service
• Black finish
• Specific-fit replacement for listed applications
• Standard replacement grade
• Designed for serpentine belt systems
• 8 mm pulley bearing width
• 60 mm outside diameter
• Single mounting hole design

Product Details

This Dorman accessory drive belt tensioner pulley is engineered to match the original pulley’s fit and function on the vehicles listed below. It uses a steel body, 8 mm bearing width, and a 60 mm outside diameter to support proper belt routing in the air conditioning drive system. Part number 419-676 is a direct-fit replacement for specified Chevrolet, GMC, Cadillac, Hummer, Buick, and Saab applications.

This part cross-references Continental 49150 and Dayco 89542 for the same application.

What It Helps Fix

• Squealing or chirping from the accessory drive belt area
• Worn or rough pulley bearing operation
• Belt tracking issues in the air conditioning drive system
• Visible pulley wear, cracking, or surface damage
• Loss of proper belt tensioner pulley function

Installation Notes

Verify vehicle fitment by year, make, model, and air conditioning position before installation. Inspect the serpentine belt, tensioner assembly, and adjacent pulleys for wear at the same time. Mounting hardware is not included. Confirm pulley dimensions and bearing width against the original part before service.

Compatible With 1999-2010 Chevrolet Silverado 1500, Air Conditioning; 1999-2009 Chevrolet Silverado 2500, Air Conditioning; 2001-2008 Chevrolet Silverado 2500 HD, Air Conditioning; 2001-2006 Chevrolet Silverado 3500, Air Conditioning; 2008-2009 Chevrolet Silverado 3500, Air Conditioning; 2008 Chevrolet Silverado 3500 HD, Air Conditioning; 2000-2009 Chevrolet Suburban 1500, Air Conditioning; 2000-2009 Chevrolet Tahoe, Air Conditioning; 2007 Chevrolet Silverado 1500 Classic, Air Conditioning; 2007 Chevrolet Silverado 1500 HD Classic, Air Conditioning; 2007 Chevrolet Silverado 3500 Classic, Air Conditioning; 2002-2009 Cadillac Escalade, Air Conditioning; 2003-2009 Cadillac Escalade ESV, Air Conditioning; 2002-2009 Cadillac Escalade EXT, Air Conditioning; 2008-2010 Hummer H3, Air Conditioning; 2009-2010 Hummer H3T, Air Conditioning; 2005-2009 GMC Envoy, Air Conditioning; 1999-2009 GMC Sierra 1500, Air Conditioning; 2001-2009 GMC Sierra 2500 HD, Air Conditioning; 2007-2009 GMC Sierra 3500 HD, Air Conditioning; 2001-2009 GMC Yukon, Air Conditioning; 2000-2009 GMC Yukon XL 1500, Air Conditioning; 2000-2009 GMC Yukon XL 2500, Air Conditioning; 2005-2009 Saab 9-7x, Air Conditioning.

Quality Assurance

Dorman manufactures replacement parts engineered to match original fit and function on specified applications. Part number 419-676 is built as a standard replacement pulley for service on the listed GM and related vehicles, including Chevrolet Silverado and GMC Sierra air conditioning belt drive applications.