2007 GMC Envoy Belts and Hoses

Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:

• Meets the requirements of SAE J20R3, Class D-1
• Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
• Engineered as an OEM replacement
• Meets Type EC electro-chemical requirements as specified in SAE J1684

Providing reliable service in applications requiring molded hoses, the Dayco heater hose is designed to replace OEM coolant hoses. Made with the same bends and routing as the original assembly, this molded hose is meant to fit the vehicle precisely. The knitted reinforcement and synthetic EPDM construction provide high-strength performance and resistance to detrimental environmental elements, coolants and temperature variations of -40°F (-40°C) to +257°F (+125°C) and the “quick connect” end allows for fast, convenient installation.

Product Features:

• Meets the requirements of SAE J20R3, Class D-1
• Designed to meet Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
• Engineered as an OEM replacement
• Meets Type EC electro-chemical requirements as specified in SAE J1684

GM Genuine Parts PCV Valve Hoses are designed, engineered, and tested to rigorous standards, and are backed by General Motors. GM Genuine Parts are the true OE parts installed during the production of or validated by General Motors for GM vehicles. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE).

Product Features:

• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies

Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:

• Specifically-engineered materials resist collapse under vacuum
• Engineered to resist electrochemical degradation, the leading cause of hose failure
• Pre-shaped to fit and to ensure perfectly sealed conditions
• EPDM tube: synthetic fiber knit reinforcement: heat-, ozone- and chemical coolant-resistant EPDM cover
• Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
• Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
• Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
• Caution: Do not use for fuel or oil transfer applications

Dayco idler/tensioner pulleys are built with smoother surfaces and tighter dimensional tolerances, which translates to less vibration and longer belt life. In addition to stamped, forged steel and powdered metal pulleys, Dayco also designs ultra-strong plastic pulleys with specially formulated glass-filled polymers that resist wear and tear. Premium lubricated ball bearings and double high temperature seals ensure peak bearing performance, the most critical element of a pulley’s service life.

Product Features:

• Designed for the majority of automotive vehicle applications on the road today
• High-quality materials help resist wear and improve belt life
• Features premium lubricated bearings to extend service life
• Meets or exceeds OE quality

Metal line kit for engine oil coolers. Routes oil lines past exhaust manifolds.

Product Features:

• Metal line kit
• For use in engine oil cooler applications
• Routes oil lines past exhaust manifolds
• Provides protection where standard hoses can fail

Import or domestic, car or truck, every vehicle can depend on the superior quality of Gates precision fit Micro-V belts. With advanced technology that matches the OE size, construction and materials, Gates Micro-V ensures optimal vehicle performance.

Product Features:

• Special belt construction eliminates belt noise, reduces tension loss and solves problem drive applications
• EPDM rubber constructions resist cracking on the rib surface
• Meets or exceeds all specifications from the Original Equipment Manufacturer
• Tensioner Replacement is Recommended (if equipped)
• Unique form grinding of each individual belt assures precise dimensional control.
• Meets or exceeds SAE J1459, SAE J2432, and SAE J1596 specifications.

Made of quality materials, this HVAC heater hose connector matches the fit and function of an original equipment connector to restore leak-free performance.

Product Features:

• Quality replacement – this heater hose connector matches the fit and function of the original equipment connector
• Durable construction – this heater hose connector is made of quality materials for a precise fit and leak-free durability
• Cost-effective solution – offers original equipment quality at competitive price
• Performance tested – this connector has been rigorously pressure tested to ensure reliable performance

Product Features:

• Used on cars and trucks when the original quick connector fails, or the replacement hose does not include them
• Manufactured w/ a new design that retains the O-ring so they cannot get lost or damaged
• Fit just as the OEM quick connects for easy installation as well as removal

AT Cooling Hose

AT Cooling Hose

Dayco believes in a systems approach to maintenance and has a full line of serpentine belt kits that have been designed for the most popular light-duty applications, ensuring that whomever is completing the repair has all the parts needed. Dayco’s kit offers everything to service your front-end accessory drive with OE or equivalent components. This can include a premium tensioner with flat spring technology, durable pulley(s) with permanently lubricated bearings, a Dayco ela (stretch) serpentine belt, and the Dayco serpentine belt that provides extensive flexibility and longer service life, while handling higher workloads and temperatures.

Product Features:

• Engineered to match OE specifications with unique features that enhance vehicle performance and safety
• For vehicles that need a highly engineered drive belt and multiple parts for a thorough and proper repair
• Provides all the parts needed in one box, helping simplify installation

Engineered specifically for the most problematic drive systems as an improvement over the OE design, Dayco demanding drive kits come in 14 applications that contain all necessary front-end accessory components to ensure a safe, reliable and noise-free belt drive system. Each kit includes up to two serpentine belts, a premium tensioner with flat spring technology and an idler pulley.

Product Features:

• Custom engineered to cover 35 million problem drive vehicles in operation
• Designed as an improvement over OE to address problematic drive systems
• Features a specially designed serpentine belt with specific compounds that mitigate noise

The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:

• Meets SAE J20R4, Class D-1 requirements
• Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
• Provides excellent protection against external elements

Gates Molded Coolant Hose is manufactured to fit specific applications. Similar to OEM specifications. Approved for marine applications.

Product Features:

• Specifically-engineered materials resist collapse under vacuum
• Engineered to resist electrochemical degradation, the leading cause of hose failure
• Pre-shaped to fit and to ensure perfectly sealed conditions
• EPDM tube: synthetic fiber knit reinforcement: heat-, ozone- and chemical coolant-resistant EPDM cover
• Meets requirements of SAE 20R4, class D2 and DIN 73411, class A (except for tolerances)
• Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
• Note: Gates recommends replacing hose clamps each time a new coolant hose is installed
• Caution: Do not use for fuel or oil transfer applications

SuspAirBag/Bellows

Drive Belt

Fuel filler neck leaking? This replacement fuel filler neck hose is engineered and thoroughly tested to match the original filler neck for specific vehicle years, makes and models for a reliable repair.

Product Features:

• Direct replacement – this fuel filler neck hose is made to match the original equipment part on specific vehicles
• Durable construction – made of fuel-resistant materials to reduce future failure potential
• Regulatory compliant – built to meet emission and inspection standards
• Trustworthy value – backed by team of engineers and quality control experts in the United States

The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:

• Meets SAE J20R4, Class D-1 requirements
• Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
• Provides excellent protection against external elements

The Dayco curved radiator hose features knitted reinforcement, a protective sleeve and a synthetic EPDM rubber construction for high-strength performance, protection against abrasion and resistance to oil, mud, salt, road debris, ozone and coolants. It can also withstand temperature variations of -40 Deg. F (-40 Deg. C) to +257 Deg. F (+125 Deg. C). The inner base tube is reinforced with knitted rayon for maximum strength and burst resistance for the life of the hose.

Product Features:

• Meets SAE J20R4, Class D-1 requirements
• Meets Type EC electro-chemical requirements as specified in SAE J1684, which prevents inner tube deterioration caused by the build-up of static electric charges
• Provides excellent protection against external elements

This Litens pulley is supplied by one of the largest original equipment suppliers in the world and meets all form, fit, and performance characteristics of the original equipment part . Like the G.M. Original Equipment pulley, the Litens replacement part is constructed of heavy duty steel for long life and trouble free performance. This pulley is supplied with a new integrated bolt/dust shield to facilitate installation. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

Product Features:

• Steel and thermoplastic construction designed to tight manufacturing tolerances for high durability and quality performance
• Built to last with a superior resistance to dirt, salt, chemicals and other under-hood contaminants
• OE-quality fit for virtually every domestic or import vehicle on the road today
• Bearings meet or exceed OE standards with application-specific speed and load requirements, to withstand high under hood temperatures
• Premium bearings eliminate bearing noise
• Mounting hardware included for some popular applications
• Reliable operation under severe conditions

Litens was the Original Equipment (O.E.) supplier of this G.M./SAAB/Hummer/Isuzu part for the aftermarket. This “O.E. Exact”* part for the aftermarket meets all original equipment form, fit, and function specifications. *(O.E. Exact – Original Equipment manufacturers prohibits the use of their part number or logo on parts sold to other customers. Therefore, the Litens aftermarket part may have minor cosmetic differences but still be exact in performance and design). Both the original and this aftermarket part use Litens patented “noose-ring” internal damping system not available in aftermarket tensioners from other suppliers. The tensioner is designed with a square lift feature molded into the arm to assist in belt replacement as well as a belt stretch indicator. Choosing The Correct Replacement Part: Both the original equipment and Litens aftermarket tensioner use a round spring versus a flat spring and are marked “Made in Canada”. Litens is the world’s largest supplier of original equipment (O.E.) power transmission products. At Litens, we design systems that are more efficient, resulting in tangible fuel economy/emissions benefits. Litens holds over 2000 patents and continues to respond to the ever-changing automotive industry by investing heavily in new technology, facilities, and people. 90% of our line is made of products coming from the OE manufacturer, which makes the Litens Tensioning Products portfolio the purest OE tensioning line in the North American aftermarket.

This genuine Litens tensioner is manufactured and designed by Litens, the world’s largest manufacturer of belt tensioners. To address shortcomings and common failure points of the original tensioner, Litens has released this new and improved design. A 20% increase in tension results in less noise and belt slip. The main tensioner pivot has been greatly improved to prevent binding frequently experienced with the original part, and a high speed bearing has been implemented to provide long life and reliability.

Product Features:

• the world’s largest manufacturer of belt tensioners. To address shortcomings and common failure points of the original tensioner
• Litens has released this new and improved design. A 20% increase in tension results in less noise and belt slip. The main tensioner pivot has been greatly improved to prevent binding frequently experienced with the original part
• and a high speed bearing has been implemented to provide long life and reliability.
• Professional Mechanics will change this tensioner in approx. 20 minutes.
• Due to the fact that belts and tensioners have similar Original Equipment “design life targets”, it is often a best practice to replace the belt tensioner when replacing a worn or broken belt. Belt removal is required to change the tensioner. Therefore, d
• Installation instructions included.

Built to look and fit like the original GM part, ACDelco Professional Automotive Belt Tensioner and Pulleys are an ideal replacement for worn equipment.

Product Features:

• OE-Equivalent and a direct fit application
• High quality precision spring tension assembly
• OE specified bearing and pulley assembly
• Durable long life performance

Pinion and axle seal puller. No return.

Product Features:

• Seal puller