2003 Chevrolet Avalanche 2500 Belts and Hoses

Essential 2003 Chevrolet Avalanche 2500 Belts and Hoses

Gates – Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (Sold by foot) (Part No.28411)

Straight Heater Hose: EPDM, Direct Fit, 0.625" Inside Diameter (Sold by foot)

from

$1.49
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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Gates – V-Ribbed (Heavy Duty) Serpentine Belt: 96.081" Long, 6 Rib Count, Exact Fit (Part No.K060956HD)

V-Ribbed (Heavy Duty) Serpentine Belt: 96.081" Long, 6 Rib Count, Exact Fit

from

$65.99
Gates FleetRunner Micro-V Belts are designed for the toughest applications. FleetRunner construction provides superior flexibility, stability, load capacity, and unsurpassed belt life. Patented materials deliver peak performance at extreme prolonged operating temperatures, making this belt the ultimate problem solver. An advanced blend of EPDM rubber technology withstands the modern threats of deterioration from increased exposure to ozone and water-based coolants. FleetRunner does this all while providing the lowest cost per mile for fleets, including 3/4 and 1 ton pickups.

Product Features:
  • Patented material provides peak performance at prolonged extreme operating temperatures
  • Heavy-duty construction resists cracking and wear, even at extreme temperatures
  • Special compound provides unmatched flexibility, stability, load carrying capacity and belt life
  • Problem solver designed for the toughest applications
  • Consistently outperforms other heavy-duty serpentine belts on the market
  • Engineered to save your fleet money and reduce downtime
  • Tensioner Replacement is Recommended (if equipped)
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Dorman – Heater Hose Assembly (Part No.R3030359108DOR)

Heater Hose Assembly

from

$62.53
Durably engineered to resist corrosion and leakage, Dorman’s HVAC Heater Hose limits the possibility of overheating and subsequent engine damage. Put your engine worries to rest by preserving proper coolant circulation.

Product Features:
  • Comes with clamps and fittings (where applicable)
  • Tough rubber and steel construction
  • Front and rear heating and cooling lines available (where applicable)
  • Rigorous quality control measures have been undertaken to ensure that this part conforms to product standards
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Gates – Premium Modular Coolant Hose (Part No.22927)

Premium Modular Coolant Hose

from

$245.99
Product Features:
  • Specifically-engineered materials resist collapse under vacuum
  • Engineered to resist electrochemical degradation + the leading cause of hose failure
  • EPDM tube; synthetic fiber knit reinforcement, heat-, ozone- and chemical coolant-resistant EPDM cover
  • Manufactured with OEM-exact hose components (quick connects, branch connectors/tees, sensors, etc.)
  • Meets SAE 20R3 EC Class D1 under 25mm (1 in.) ID, SAE 20R4 EC Class D1 for 25mm (1 in.) ID and over
  • Temperature Range: -40 Deg. F to +257 Deg. F (-40 Deg. C to +125 Deg. C)
  • Note: Gates recommends replacing clamps each time a new coolant hose is installed
  • Caution: Do not use for fuel or oil transfer applications
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Dorman – Coolant Connector – Inlet/Outlet 3/4In. Tube x 5/8In. Hose (Part No.800-409HP)

Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose

from

$24.49
HVAC heater hose connectors fail when the plastic material fatigues from heat and vibration. This upgraded Dorman OE FIX replacement connector is made from corrosion-resistant stainless steel for greater durability.

Product Features:
  • Improved design – this HVAC heater hose connector has been redesigned for greater durability the original equipment part
  • Durable construction – this heater hose connector is made of stainless steel instead of the original equipment connector to reduce damage from heat fatigue and vibration
  • Easy to install – matches the original equipment form and dimensions for a simple replacement
  • Quality tested – this part has undergone try-on, corrosion, heat and pressure testing to ensure a quality fit and long service life
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Dorman – Cooling Quick Connector (Part No.800-413)

Cooling Quick Connector

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$21.49
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
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Dayco – Serpentine Belt Tensioner: 1 Piece, Built To Outperform And Outlast OE Parts (Part No.89323)

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

from

$97.99
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
  • This tensioner is another Dayco product proudly made in the USA
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Dayco – Dayco, Acc. Belt Tension Pulley, Idler (Part No.G60111221082DAY)

Dayco, Acc. Belt Tension Pulley, Idler

from

$19.57
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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Dorman – Engine Oil Cooler Line (Part No.625-167)

Engine Oil Cooler Line

from

$47.99
This engine oil cooler hose assembly matches the fit and function of the original equipment components for reliable repair and restoration of proper oil circulation between the oil cooler and engine.

Product Features:
  • Ideal replacement – this engine oil cooler hose assembly is a direct replacement for the original hose assembly
  • Quality materials – this engine oil cooler hose assembly is made from corrosion-resistant materials to ensure the smooth transfer of oil from the engine to the cooler
  • Easy to install – no special tools required
  • Quality tested – rigorous quality control ensure this hose assembly conforms to product standards
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Imperial – Metal Line Kit for Engine Oil Coolers (Part No.240293)

Metal Line Kit for Engine Oil Coolers

from

$79.99
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
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Dorman – Windshield Washer Hose (Part No.924-251)

Windshield Washer Hose

from

$30.49
This windshield washer hose is designed to match the fit and function of the original hose on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this windshield washer hose is designed to match the fit and function of the original hose on specified vehicles
  • Restores functionality – reliable replacement for an original hose that 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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Dorman – Front Wiper Hose (Part No.924-379)

Front Wiper Hose

from

$60.99
This windshield washer hose is designed to match the fit and function of the original hose on specified vehicles, and is engineered for durability and reliable performance.

Product Features:
  • Direct replacement – this windshield washer hose is designed to match the fit and function of the original hose on specified vehicles
  • Restores functionality – reliable replacement for an original hose that 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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Gates – Straight Heater Hose: EPDM, Direct Fit, 0.5" Inside Diameter (Sold by foot) (Part No.28410)

Straight Heater Hose: EPDM, Direct Fit, 0.5" Inside Diameter (Sold by foot)

from

$3.29
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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Gates – Premium Molded Heater Hose (Part No.18622)

Premium Molded Heater Hose

from

$56.99
Gates Small I.D. Molded Coolant Hose is factory-molded, OEM style hose to fit today’s smaller, tighter-fitting engine compartments. Can be used for coolant, water and air applications. Approved for marine applications.

Product Features:
  • Has all the quality features of Gates molded coolant hose and similar to OEM specifications
  • Engineered to resist electrochemical degradation ┐ the leading cause of hose failure
  • EPDM tube, synthetic fiber knit reinforcement, EPDM cover
  • Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
  • Temperature Range: -40 Deg. F to 275 Deg. F (-40 Deg. C -135 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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Yukon Gear – Seal Puller Tool (Part No.56063)

Seal Puller Tool

from

$57.99
Pinion and axle seal puller. No return.

Product Features:
  • Seal puller
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Dorman – Lower Radiator Hose O-Ring (Part No.926-161)

Lower Radiator Hose O-Ring

from

$19.99
The O-rings in this radiator coolant hose O-ring kit are designed to match the fit and function of original equipment O-rings on specified vehicles and are engineered to help securely seal hose connections when an existing O-ring has failed.

Product Features:
  • Simple fix – this O-ring is specifically manufactured to replace the original lower radiator hose O-ring on specific vehicles
  • Cost-effective repair – inexpensive alternative to dealership forcing an entire hose replacement just to replace an O-ring
  • Application specific – made to match the original O-ring on certain Chevrolet and GMC vehicles
  • Quality engineering – designed in the United States and backed by decades of automotive aftermarket experience
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Bando – Multi Rib (Serpentine) Belt (Part No.W100025652BAN)

Multi Rib (Serpentine) Belt

from

$13.03
Bando USA has been a leading OE supplier to automotive manufacturers for over 50 years and Bando serpentine belts are original equipment on over 70% of the top 10 selling vehicles in North America. Bando USA will not compromise on critical quality measurements. Bando belts are produced to the same, more precise OE metric size to deliver an exact fit within the millimeter, ensuring a perfect fit every time. In addition to exact metric sizing, Bando USA aftermarket serpentine belts provide true OE performance for its aftermarket belts, as they are produced on the same manufacturing lines as the OE belts. 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.
  • Strong tensile cords limit stretching.
  • Supports higher horsepower loads.
  • Made from high strength synthetic rubber.
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ACDelco – Heater Hose (Part No.R3030578543ACD)

Heater Hose

from

$68.23
Heater Hose

Dayco – Serpentine Idler/Tensioner Pulley; 63.3 mm Dia., 17.75 mm Smooth (Part No.89135)

Serpentine Idler/Tensioner Pulley; 63.3 mm Dia., 17.75 mm Smooth

from

$32.49
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 & 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
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Dayco – Dayco, Acc. Belt Idler Pulley (Part No.G60201221068DAY)

Dayco, Acc. Belt Idler Pulley

from

$18.71
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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Dayco – Serpentine Idler/Tensioner Pulley; Polymer, 76mm Dia., 28.7mm Width, 6 Grooves (Part No.89009)

Serpentine Idler/Tensioner Pulley; Polymer, 76mm Dia., 28.7mm Width, 6 Grooves

from

$24.99
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 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
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Litens – O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90 mm Diameter (Part No.900052A)

O.E Quality Idler/Tensioner Pulley: Direct Fit, Steel, 90 mm Diameter

from

$33.49
This Litens pulley is manufactured by one of the largest original equipment pulley suppliers to ensure proper fit and performance. This pulley is produced for serpentine belt routing applications and conforms to original equipment material, tolerances, and specifications. This replacement part is made in the U.S.A. to the O.E. specified design and meets all performance and durability requirements. Heavy duty steel construction. 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 one of the largest original equipment part suppliers in the world to ensure proper form, fit, and performance
  • Heavy Duty Steel Pulley with close tolerance ball bearing pocket and Electro-deposited coating for superior corrosion resistance
  • Installation instructions included.
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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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Gates – DriveAlign½ Belt Drive Idler/Tensioner Pulley (Part No.38001)

DriveAlign½ Belt Drive Idler/Tensioner Pulley

from

$32.99
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 – Molded Heater Hose; EPDM Rubber, 7/8 Inch Diameter, 4 1/2 Inch Length (Part No.88445)

Molded Heater Hose; EPDM Rubber, 7/8 Inch Diameter, 4 1/2 Inch Length

from

$18.29
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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Gates – Premium Molded Heater Hose (Part No.19802)

Premium Molded Heater Hose

from

$24.79
Gates Small I.D. Molded Coolant Hose is factory-molded, OEM style hose to fit today’s smaller, tighter-fitting engine compartments. Can be used for coolant, water and air applications. Approved for marine applications.

Product Features:
  • Has all the quality features of Gates molded coolant hose and similar to OEM specifications
  • Engineered to resist electrochemical degradation ┐ the leading cause of hose failure
  • EPDM tube, synthetic fiber knit reinforcement, EPDM cover
  • Meets SAE 20R3 Type EC Class D-1 and D-2 specifications
  • Temperature Range: -40 Deg. F to 275 Deg. F (-40 Deg. C -135 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
See More

2003 Chevrolet Avalanche 2500 Belts and Hoses

You count on your 2003 Chevrolet Avalanche 2500 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 56 Belts and Hoses ranging in price from $1.49 to $245.99, you’re sure to find everything you need for your 2003 Chevrolet Avalanche 2500.

Brands matter. If you want to shop a specific Belts and Hoses brand, we stock 9 different brands like Dayco, Dorman, and Driveworks. 2003 Chevrolet Avalanche 2500 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 1,371 extensive product reviews on 2003 Chevrolet Avalanche 2500 Belts and Hoses. Some of the top-rated Belts and Hoses products we carry are Poly Rib Belt Serpentine Belt; 95.08 Long, 6 Rib Count with 4.4 stars and Poly Rib Belt Serpentine Belt; 95.5 Long, 6 Rib Count with 4.6 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 Chevrolet Avalanche 2500 below to get started!

Top-Rated Belts and Hoses Brands For Your 2003 Chevrolet Avalanche 2500

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 Chevrolet Avalanche 2500 running right for years to come. In our inventory you’ll find brands like Dayco, Dorman, Driveworks, and even more.

Popular Litens Belts and Hoses

You’ll find popular Litens brand products across Belt Tensioners and Pulleys. All are waiting to get your 2003 Chevrolet Avalanche 2500 back on the road. Some of the top-rated Litens products in these categories are:
Serpentine Belt Tensioner: 1 Piece
from $117.99
(1)
Serpentine Belt Tensioner: 1 Piece
Belt Tensioner Assemblies

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 Chevrolet Avalanche 2500, and some of our most reviewed Dayco parts include:
Poly Rib Belt Serpentine Belt; 95.08 Long, 6 Rib Count
from $58.99
(268)
Poly Rib Belt Serpentine Belt; 95.08 Long, 6 Rib Count
Serpentine Belts

FAQs for 2003 Chevrolet Avalanche 2500 Belts and Hoses

What are the most purchased Belts and Hoses for the 2003 Chevrolet Avalanche 2500?

Out of 56 Belts and Hoses for the 2003 Chevrolet Avalanche 2500, the most popular in our inventory are:
Coolant Connector - Inlet/Outlet 3/4In. Tube x 5/8In. Hose
from $12.49
(57)
Coolant Connector – Inlet/Outlet 3/4In. Tube x 5/8In. Hose
Heater Hose Fittings
Heater Hose Connector
from $26.49
This product is not rated
Heater Hose Connector
Heater Hose Fittings
Poly Rib Belt Serpentine Belt; 95.5 Long, 6 Rib Count
from $63.99
(92)
Poly Rib Belt Serpentine Belt; 95.5 Long, 6 Rib Count
Serpentine Belts

What are the top-rated 2003 Chevrolet Avalanche 2500 Belts and Hoses?

Top-rated Belts and Hoses for your 2003 Chevrolet Avalanche 2500 based on customer reviews/ratings are:
Poly Rib Belt Serpentine Belt; 95.08 Long, 6 Rib Count
from $40.99
(39)
Poly Rib Belt Serpentine Belt; 95.08 Long, 6 Rib Count
“Does it’s job after properly tensioning it on a 98xj”
Poly Rib Belt Serpentine Belt; 39.76 Long, 4 Rib Count
from $23.99
(22)
Poly Rib Belt Serpentine Belt; 39.76 Long, 4 Rib Count
“Would definitely buy again”