2003 GMC Envoy Belts and Hoses

Essential 2003 GMC Envoy Belts and Hoses

Dorman – Heater Hose Connecto (Part No.R3036834783DOR)

Heater Hose Connecto

from

$10.87
Heater Hose Connecto

Imperial – 1/2" x 12′ Engine Oil Cooler Hose (Part No.240112)

1/2" x 12' Engine Oil Cooler Hose

from

$48.49
1/2″ x 12′ engine oil cooler hose. Imperial engine hose is specifically designed for engine cooling applications.

Product Features:
  • Engine oil cooler hose
  • Size: 1/2″ x 12′
  • Designed for engine oil applications
  • 12′ hose length accommodates most applications
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Dorman – Help – Emissions Hose (Part No.46062)

Emissions Hose

from

$14.29
Proper crankcase ventilation is key to smooth performance and engine longevity. Made from quality materials to resist cracking and brittleness, this PCV hose replaces a worn or leaking original equipment hose.

Product Features:
  • Ideal replacement – this PCV tubing replaces the original tubing on specified vehicle years, makes and models
  • Durable materials – this PCV tubing is designed to withstand exposure to extreme temperatures and oil vapors to resist cracking and leaking
  • Cost-effective solution – offers original equipment quality at a competitive price
  • Quality tested – this part has undergone try-on and material testing to ensure a quality fit and long service life
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GM Genuine Parts – PCV Valve Hose: Exact Fit, Fuel/Oil Resistant Material, Elbow Shape, 1 Each (Part No.12575660)

PCV Valve Hose: Exact Fit, Fuel/Oil Resistant Material, Elbow Shape, 1 Each

from

$21.99
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
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Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.36227)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$44.99
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
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Dayco – Dayco, Acc. Belt Idler Pulley (Part No.G6020926350DAY)

Dayco, Acc. Belt Idler Pulley

from

$31.75
The Dayco Accessory Belt Idler Pulley is a direct fit OEM replacement that contains the same high quality craftsmanship as the original equipment it replaces.

Product Features:
  • OE-Equivalent and a direct fit application.
  • Precision bearing
  • OE High quality pulley assembly
  • Durable long life performance.
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Gates – Molded 90 Degree Heater Hose (Part No.28474)

Molded 90 Degree Heater Hose

from

$14.49
Specially designed for difficult heater hose applications requiring sharp 90 degree bends in the hose. Eliminates the need for extensive inventory of OE type curved heater hose. Just 22 sizes handle thousands of applications.

Product Features:
  • Resists electrochemical degradation and water permeation
  • Use with heater hose connectors and bulk heater hose to create custom assemblies
  • Compatible for coolant, air and water applications
  • EPDM tube and cover, synthetic fiber reinforcement
  • SAE 20R3 EC Class D1, SAE 20R4 EC Class D1
  • Temperature Range: -40 Deg. F to +275 Deg. F (-40 Deg. C to +135 Deg. C)
  • Caution: Do not use for fuel or oil transfer applications
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Dayco – Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 15 Inch Length (Part No.87828)

Molded Heater Hose; EPDM Rubber, 5/8 Inch Diameter, 15 Inch Length

from

$15.79
Providing reliable service in applications requiring molded hoses in small diameters, the Dayco small I.D. 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
  • The knitted polyester reinforcement provides high burst strength and resists degradation from temperature extremes and moisture
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Dayco – Serpentine Belt Tensioner: 1 Piece, HD, Built To Outperform And Outlast OE Parts (Part No.89397)

Serpentine Belt Tensioner: 1 Piece, HD, Built To Outperform And Outlast OE Parts

from

$65.99
The Dayco automatic belt tensioner features Dayco’s original, patented flat spring design to provide less operating range variation. It reduces the risk of premature accessory bearing failure due to high tension and lessens the risk of belt noise and slip

Product Features:
  • Endures the toughest conditions while promoting quieter performance and longer life
  • Features a steel pivot tube on specific designs for enhanced stability
  • Built to outperform and outlast competitive OE parts
  • Rust resistant construction
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ACDelco – Original Equipment Accessory Belt Tensioner Assembly (Part No.G6001407167ACD)

Original Equipment Accessory Belt Tensioner Assembly

from

$108.92
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
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Gates – Straight Heater Hose: EPDM, Direct Fit, 0.25" Inside Diameter (Sold by foot) (Part No.28407)

Straight Heater Hose: EPDM, Direct Fit, 0.25" Inside Diameter (Sold by foot)

from

$0.99
Premium hose constructed for long service life.

Product Features:
  • Good resistance to high temperatures for extended periods of time, which prolongs service life
  • Meets SAE 20R3 Standard Wall Class D-2 requirements
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • CAUTION: Do not use for fuel or oil transfer applications
  • CAUTION: Do not use for fuel or oil transfer applications
  • PLEASE NOTE: Item is priced and sold by the foot. See store for details.
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5" Long, .63" Diameter (Part No.A71877)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 5" Long, .63" Diameter

from

$25.99
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
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ACDelco – AT Cooling Hose (Part No.J2000576928ACD)

AT Cooling Hose

from

$26.15
AT Cooling Hose

ACDelco – AT Cooling Hose (Part No.J2000576929ACD)

AT Cooling Hose

from

$40.93
AT Cooling Hose

Mitsubishi – Multi-Rib (Serpentine) Belt (Part No.W100028012MBL)

Multi-Rib (Serpentine) Belt

from

$14.62
The Mitsuboshi Multi Rib (Serpentine) Belt meets or exceeds the vehicle manufacturer’s specifications for durability, fit and quality. Installation Note: The manufacturer recommends checking and/or replacing idler and tensioner bearings when replacing the serpentine belts

Product Features:
  • OE-Equivalent.
  • Direct fit for easy installation.
  • Resistant against wear, oil and heat.
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Bando – Drive Belt (Part No.W10002181404BAN)

Drive Belt

from

$41.09
Drive Belt

Dayco – Poly Rib Belt Serpentine Belt; 91.54 Long, 6 Rib Count (Part No.5060915)

Poly Rib Belt Serpentine Belt; 91.54 Long, 6 Rib Count

from

$58.99
Constructed with aramid reinforced EPDM compounds, the Dayco poly-V serpentine belt delivers  more than just OE quality. Developed through extensive laboratory and road testing, the rib profile in this EPDM belt has been engineered to conform to high mileage, worn or misaligned drives and helps eliminate noisy belt conditions. Dayco poly rib serpentine belts offer extensive flexibility and longer service life, while handling higher workloads and temperatures.

Product Features:
  • Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
  • Engineered to help address noise issues caused by the belt drive 
  • Capable of handling more extreme temperatures and workloads
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Dayco – Poly Rib Belt Serpentine Belt; 92.32 Long, 6 Rib Count (Part No.5060923)

Poly Rib Belt Serpentine Belt; 92.32 Long, 6 Rib Count

from

$58.99
Constructed with aramid reinforced EPDM compounds, the Dayco poly-V serpentine belt delivers  more than just OE quality. Developed through extensive laboratory and road testing, the rib profile in this EPDM belt has been engineered to conform to high mile

Product Features:
  • Provides full coverage for today’s light-duty vehicle market, especially vehicles with troublesome drives
  • Engineered to help address noise issues caused by the belt drive 
  • Capable of handling more extreme temperatures and workloads
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 9.25" Long, 1.25" Diameter (Part No.B71078)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 9.25" Long, 1.25" Diameter

from

$16.49
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
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 16" Long, 1.28" Diameter (Part No.E72193)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 16" Long, 1.28" Diameter

from

$50.99
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
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Dayco – Curved Radiator Hoses: EPDM Rubber, Standard Duty, 31" Long, 1.31" Diameter (Part No.E72380)

Curved Radiator Hoses: EPDM Rubber, Standard Duty, 31" Long, 1.31" Diameter

from

$64.99
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
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Gates – Premium Molded Coolant Hose (Part No.22651)

Premium Molded Coolant Hose

from

$34.99
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
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Dayco – Serpentine Belt Kit; With Belt and Tensioner, 2 Piece Set (Part No.5040378K1)

Serpentine Belt Kit; With Belt and Tensioner, 2 Piece Set

from

$49.49
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
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Dayco – Serpentine Belt Kit; With 2 Belts, Pulley, and Tensioner, 4 Piece Set (Part No.5060935K1)

Serpentine Belt Kit; With 2 Belts, Pulley, and Tensioner, 4 Piece Set

from

$127.99
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
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Dayco – Serpentine Belt Kit; With Belt, Pulley and Tensioner, 3 Piece Set (Part No.5060915K1)

Serpentine Belt Kit; With Belt, Pulley and Tensioner, 3 Piece Set

from

$99.99
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
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Litens – O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 76 mm Diameter (Part No.900027A)

O.E Quality Idler/Tensioner Pulley Direct Fit, Thermoplastic, 76 mm Diameter

from

$28.99
This pulley is manufactured by Litens Automotive the inventor of the first automatic belt tensioner in 1979 and today the world’s largest supplier of Original Equipment (O.E.) belt tensioning and routing products. This pulley is produced for serpentine belt routing applications and as the pulley component on automatic tensioner applications. This pulley conforms to original equipment material, tolerances, and specifications. The part is made in Canada using the O.E. specified design and meets all performance and durability requirements. Heavy duty thermoplastic construction for long life and trouble-free performance. 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:
  • Manufactured by Litens, the largest original equipment tensioner and pulley supplier in the world, to ensure proper form, fit, and performance.
  • Heavy Duty Glass Reinforced Polymer Pulley for optimized dimensional control and running surface durability
  • OE-spec sealed ball bearings with synthetic grease and double lip seals for long life
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Dorman – Idler/Tensioner Pulley: Specific Fit, Steel, 76 mm Diameter (Part No.419-628)

Idler/Tensioner Pulley: Specific Fit, Steel, 76 mm Diameter

from

$36.49
This replacement accessory drive belt idler pulley has been engineered to match the function and performance of the original pulley on select vehicle years, makes and models, properly restoring critical vehicle operations.

Product Features:
  • Direct replacement – this accessory drive belt idler pulley matches the fit and function of the original equipment pulley on specified vehicles
  • Restores performance – fixes a failed, squealing or groaning noise from a worn idler pulley
  • Application specific – reverse engineered from the original design on certain vehicle years, makes and models
  • Trustworthy quality – backed by team of engineers and quality specialists in the United States
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Dayco – Serpentine Idler/Tensioner Pulley; Direct Fit, 90 mm Diameter, 30 mm Smooth (Part No.89006)

Serpentine Idler/Tensioner Pulley; Direct Fit, 90 mm Diameter, 30 mm Smooth

from

$30.99
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 pl

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
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2003 GMC Envoy Belts and Hoses

You count on your 2003 GMC Envoy to run right. That means taking care of it with regular maintenance, necessary repairs, and the right parts. Advance Auto Parts can help with all of that thanks to our extensive inventory of trusted Belts and Hoses. With 52 Belts and Hoses ranging in price from $1.49 to $194.99, you’re sure to find everything you need for your 2003 GMC Envoy.

Brands matter. If you want to shop a specific Belts and Hoses brand, we stock 12 different brands like Dayco, Litens, and Dorman. 2003 GMC Envoy Belts and Hoses start as low as $1.49!

One of the best ways to find top quality OEM or aftermarket Belts and Hoses is by asking professionals. Short of that, you can shop with confidence thanks to our 906 extensive product reviews on 2003 GMC Envoy Belts and Hoses. Some of the top-rated Belts and Hoses products we carry are Curved Radiator Hoses: EPDM Rubber, Standard Duty, 9.25" Long, 1.25" Diameter with 4.2 stars and Curved Radiator Hoses: EPDM Rubber, Standard Duty, 16" Long, 1.28" Diameter with 4.7 stars.

Did we mention you can order your Belts and Hoses from our online catalog and have them shipped right to your garage? Or, if you feel like seeing the parts first-hand, search for your nearest Advance Auto Parts location above and pick up in-store when you’re ready. Browse our full Belts and Hoses inventory for your 2003 GMC Envoy below to get started!

Top-Rated Belts and Hoses Brands For Your 2003 GMC Envoy

Trusted Belts and Hoses OEM and aftermarket product brands are what Advance Auto Parts specializes in. The brands we work with are sure to keep that 2003 GMC Envoy running right for years to come. In our inventory you’ll find brands like Dayco, Litens, Dorman, and even more.

Popular Dayco Belts and Hoses

You’ll find popular Dayco brand products across Serpentine and V Belts and Heater Hoses. All are waiting to get your 2003 GMC Envoy back on the road. Some of the top-rated Dayco products in these categories are:
Serpentine Belt Kit; With Belt, Pulley and Tensioner, 3 Piece Set
from $99.99
(2)
Serpentine Belt Kit; With Belt, Pulley and Tensioner, 3 Piece Set
Serpentine Belt Drive Component Kits

Top-Rated Dayco Belts and Hoses


If Dayco are what you’re looking for, our inventory holds plenty. We stock Dayco brand Belts and Hoses for your 2003 GMC Envoy, and some of our most reviewed Dayco parts include:
Poly Rib Belt Serpentine Belt; 91.54 Long, 6 Rib Count
from $58.99
(174)
Poly Rib Belt Serpentine Belt; 91.54 Long, 6 Rib Count
Serpentine Belts

FAQs for 2003 GMC Envoy Belts and Hoses

What are the most purchased Belts and Hoses for the 2003 GMC Envoy?

Out of 52 Belts and Hoses for the 2003 GMC Envoy, the most popular in our inventory are:
Serpentine Belt Tensioner: 1 Piece
from $74.99
This product is not rated
Serpentine Belt Tensioner: 1 Piece
Belt Tensioner Assemblies
Heater Hose Connector
from $15.49
(26)
Heater Hose Connector
Heater Hose Fittings
Poly Rib Belt Serpentine Belt; 91.54 Long, 6 Rib Count
from $41.49
(40)
Poly Rib Belt Serpentine Belt; 91.54 Long, 6 Rib Count
Serpentine Belts

What are the top-rated 2003 GMC Envoy Belts and Hoses?

Top-rated Belts and Hoses for your 2003 GMC Envoy based on customer reviews/ratings are:
Heater Hose Connector 5/8 x 5/8
from $18.49
(2)
Heater Hose Connector 5/8 x 5/8
“No more antifreeze leaking on the top of the intake”