Idler pulley 2021 silverado

Jul 08, 2024
Shop for the best Idler Pulley for your 2021 Chevrolet Silverado 1500, and you can place your order online and pick up for free at your local O'Reilly Auto Part.

Autotecnica Idler/Tensioner Pulley - GM1413162. Part #: GM1413162. Line: AUT. Check Vehicle Fit. Idler Pulley Accessory Drive; With NTN/NSK Bearing. Limited Lifetime Warranty. Belt Width (in): 13/16 Inch.SILVERADO 2500: 6.0L V8: Belt Drive: Idler Pulley: Serpentine. Smooth Pulley. Unspecified. Include vehicles sold in: Hide . ... CHEVROLET > 2013 > SILVERADO 2500 > 6.0L V8 > Belt Drive > Idler Pulley. Price: Alternate: No parts for vehicles in selected markets. SKP Grooved . Serpentine; 82/76.5mm x 27.5mmApr 24, 2023 · It can usually cost from $ 90 to $ 210 to complete the whole thing. However, partial replacement can cost around $ 40 to $ 90. With this, you have to bear the cost of labor if you want to replace the idler pulley with a mechanic. In that case, you’ll need to spend another 40 to $ 110.5.3, 6.2L. Silverado, sierra. 5.3l. Silverado, sierra. 6.2l. Silverado, sierra. 4.3l. Allows for the operation of various pulleys, and drive belt accessories, with the use of a single belt Creates a secure point of contact with the pulley, which allows for tractionFORD > 2021 > F-250 SUPER DUTY > 7.3L V8 > Belt Drive > Idler Pulley. Price: No parts for vehicles in selected markets. MOTORCRAFT {LC3Z8678C} Smooth . Right; Smooth Pulley; w/ Extra Heavy Duty Alternator; w/ Heavy Duty Alternator (Only 1 Remaining) MOTORCRAFT . $27.89:Equip cars, trucks & SUVs with 2021 Chevrolet Silverado 5500 HD Wiper Blade (Windshield) from AutoZone. Get Yours Today! We have the best products at the right price. ... 2021 Chevrolet Silverado 5500 HD Idler Pulley; 2021 Chevrolet Silverado 5500 HD Fuel Filter; 2021 Chevrolet Silverado 5500 HD Hose (Heater)2021 Chevrolet Silverado 1500. Change Vehicle. Browse Categories. 1. $42.76. Serpentine Belt. 2. $56.18. AC BeltAllows for the operation of various pulleys, and drive belt accessories, with the use of a single beltCreates a secure point of contact with the pulley, which allows for tractionOriginal equipment parts are designed to work with your ...With ac compressor. 220 amp alt. With ac compressor. 150 amp alt. Silverado, Sierra 2500 HD. Gas. Single alternator. Silverado, Sierra 3500 HD. Allows for the operation of various pulleys, and drive belt access ... MSRP $34.90. $19.46. Add to Cart.The idler pulley is a component that supports the movement of your vehicle’s drive belt. Common symptoms of a malfunctioning idler pulley include corrosion on the pulley’s surface, chattering and squealing noises, and slow spinning. Recommended idler pulley brands include Replacement, Gates, and Dayco. Contentshide.Submitted 2021-12-08. By brock6212. From Nebraska. Good quality pulley. Quieted things down nicely. Bottom Line recommended. ... 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 ...Order Chevrolet Silverado 1500 Idler Pulley online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store.Order Chevrolet Silverado 1500 Belt Tensioner online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store. ... 2021 Chevrolet Silverado 1500 Belt Tensioner; ... Chevrolet Silverado 1500 Idler Pulley; Chevrolet Silverado 1500 Motor Mount; Show Less. Related Makes. Buick Belt ...2004 Chevrolet Silverado 1500 Idler Pulley. Buy Online. Pick Up In-Store. Brand. ACDelco (13) Autotecnica (5) Continental (7) Dorman (3) Duralast (14) Litens (7) ... tensioner assembly and idler pulleys. PRICE: 101.99Belt Top Width: 0.83inPulley Material: SteelBelt Material: EPDMInside Diameter: 0.67inRib Quantity: 6Belt Groove Quantity: 6Belt ...Description: Get the ACDelco 15-40541 Drive Belt Idler Pulley for your 2020 Chevrolet Silverado 1500. Buy now and secure your purchase online! ACDelco GM Original Equipment Drive Belt Idler Pulleys are part of the accessory drive belt system on the front of your engine and are GM-recommended replacements for your vehicle's original …Shop By Category. 2020 Chevrolet Silverado 1500 Belt. 2020 Chevrolet Silverado 1500 Belt Tensioner. 2020 Chevrolet Silverado 1500 Idler Pulley. Equip cars, trucks & SUVs with 2020 Chevrolet Silverado 1500 Belt and Idler Pulley from AutoZone. Get Yours Today! We have the best products at the right price.Compare 2021 Chevrolet Silverado 3500 HD Idler Pulley brands. Check prices & reviews on aftermarket & stock parts for your 2021 Silverado 3500 HD Idler Pulley. Order your parts online or pick them up in-store at your local Advance Auto Parts.Inspect the belt, idler, and tensioner pulley regularly, and if you need a replacement, shop O'Reilly Auto Parts. We carry idler pulleys, tensioners, and belts for your Chevy Silverado, so you can complete your repairs. Shop for the best Idler Pulley for your 2002 Chevrolet Silverado 2500 HD, and you can place your order online and pick up for ...Equip cars, trucks & SUVs with 2020 Chevrolet Silverado 1500 Idler Pulley from AutoZone. Get Yours Today! We have the best products at the right price. ... 2019 Chevrolet Silverado 1500 Idler Pulley; 2021 Chevrolet Silverado 1500 Idler Pulley; Related Parts & Products. 2020 Chevrolet Silverado 1500 Spark Plug;ACDelco GM Genuine Parts Idler Pulleys 12669569. ( 3 ) Part Number: ADO-12669569. $48.99.Buy Replacement Serpentine Belt Idler Pulley Mechanics Choice for Chevy GMC 6.6 Duramax Diesel: ... X AUTOHAUX Idler Pulley for Chevrolet Express Silverado 1500 2500 3500 for GMC Savana Sierra 36299 Idler Pulleys with Bolt 17 mm 0.67" Insert Dust Shield Retainer Spacer Steel Rubber Black. ... 2021 : Warranty & Support .The best part is, our Chevrolet Silverado 1500 Belt Tensioner Pulley products start from as little as $8.99. When it comes to your Chevrolet Silverado 1500, you want parts and products from only trusted brands. Here at Advance Auto Parts, we work with only top reliable Belt Tensioner Pulley product and part brands so you can shop with complete ...Remove the bolt in the center of the idler pulley. Twist off the idler pulley. step 2 :Installing the Idler Pulley. 1:18. Spin the new idler pulley into place. Tighten the idler pulley with the 15mm socket and ratchet. Follow the belt diagram when reinstalling the belt. Insert the belt back into place. Pull the belt near the idler pulley.It can usually cost from $ 90 to $ 210 to complete the whole thing. However, partial replacement can cost around $ 40 to $ 90. With this, you have to bear the cost of labor if you want to replace the idler pulley with a mechanic. In that case, you’ll need to spend another 40 to $ 110.Duralast Belt and Pulley Kit BK4208. $12799. Part # BK4208. SKU # 1126400. Year Warranty. Checkif this fits your 2013 Chevrolet Silverado 2500 HD. Select store for pickup availability. StandardDelivery by May 16. Add TO CART.Gas. Upper. Repair noisy idler pulley bearing 2010-2023 GM part # 12695659 - Drive Belt Idler Pulley ... 2021 : Chevrolet : Silverado 3500 HD: High Country, LT, LTZ, WT:High Pitched Whining noise. So I recently bought a 2017 Silverado 1500 z71 and I noticed there is a high pitched whining noise coming from under the engine. At first I thought it was the belt but after a closer look it sounds like its coming from underneath the engine, almost by the transmission. It sounds like crickets chirping or a vacuum leak.With ac compressor. 220 amp alt. With ac compressor. 150 amp alt. Silverado, Sierra 2500 HD. Gas. Single alternator. Silverado, Sierra 3500 HD. Allows for the operation of various pulleys, and drive belt access ... MSRP $34.90. $18.93. Add to Cart. 2. Air Conditioning Compressor Belt Kit with Tool.Serpentine Belt 2.7L turbo. Silverado, sierra. 2.7l. 3.0L diesel. CT4. 2.7l. Allows for the operation of various pulleys, and drive belt accessories, with the use of a single beltReplacement idler pulley. Socket set and ratchet. Torque wrench. Step 1: Disconnect the battery. Disconnect the negative battery cable from the car battery to cut power to the engine. Set the cable aside where it cannot make contact with anything metal. Step 2: Remove the drive belt. To remove the drive belt, first release the tension to the belt.Oct 2, 2023 ... Looks like GM got rid of the belt tensioner ... Looks like GM got rid of the belt tensioner ... Cool Hidden Feature on 2016-2021 Chevrolet Silverado ...Equip cars, trucks & SUVs with 2007 Chevrolet Silverado 2500 HD Classic Idler Pulley from AutoZone. Get Yours Today! We have the best products at the right price. ... Kit includes Poly-V, tensioner assembly and idler pulleys. PRICE: 101.99Belt Top Width: 0.83inPulley Material: SteelBelt Material: EPDMInside Diameter: 0.67inRib Quantity: 6Belt ...Autotecnica Idler/Tensioner Pulley - GM1413162. Part #: GM1413162. Line: AUT. Check Vehicle Fit. Idler Pulley Accessory Drive; With NTN/NSK Bearing. Limited Lifetime Warranty. Belt Width (in): 13/16 Inch.Shop for the best Idler Pulley for your 2000 Chevrolet Silverado 1500, and you can place your order online and pick up for free at your local O'Reilly Auto Part. ... Idler Pulley Heavy Duty Heater (C42); 6 Groove Pulley Code: 6612, 0774. 1 Year Limited Warranty. Contact ...Easy and simple way to change and replace your serpentine belt on any newer GM Truck. No special tools needed.Serpentine belt link: https://amzn.to/3WeDll3Di...I have never seen the tensioner or idler pulleys seize up, wear out and fall apart yes, all the time. On the tensioner even if you rebuild the bearings the rest of the tensioner is not far behind and will likely fail soon. Best off replacing the assembly. Jeff. 2011 Silverado, 1500, EX cab, 8' box, 4x4, 5.3l. Like.ACDelco Idler Pulley With Bolt for 2020-2021 Freightliner MT45 - 36299. Visit the ACDelco Store. 4.8 1,064 ratings. | Search this page. 200+ bought in past month. $2612. Get Fast, Free Shipping with Amazon Prime. FREE Returns. $ 21 08.2015 Heartland Silverado 37QB. Reactions: menifee. Save Share. ... Only show this user #7 · Mar 24, 2018. Idler pulleys I had the same problem with tensioner pulleys. It sounded like the transmission whine people talk about, but coming from the driver side underneath the truck. I did have a bad alternator and one locked up tensioner …MSRP $67.28. $38.36. Add to Cart. 2. Air Conditioning Compressor Belt Kit with Tool. 12658178. GM. AC Belt. Allows for the operation of various pulleys, and drive belt accessories, with the use of a single belt Creates a secure point of contact with the pulley, which allows for traction Original equipment parts are designed to work with your GM ...Find 2021 CHEVROLET SILVERADO 1500 Idler Pulleys Smooth Pulley Style and get Free Shipping on Orders Over $109 at Summit Racing! $5 Off Your $100 Mobile App Purchase - Get the AppFind 2021 CHEVROLET SILVERADO 1500 CUSTOM Idler Pulleys and get Free Shipping on Orders Over $109 at Summit Racing!SILVERADO 1500: 4.8L V8: Belt Drive: Idler Pulley: Air Conditioning. Alternator, Water Pump and Power Steering. Serpentine. Smooth Pulley. ... CHEVROLET > 2001 > SILVERADO 1500 > 4.8L V8 > Belt Drive > Idler Pulley. Price: Alternate: No parts for vehicles in selected markets. SKP Grooved . Serpentine; 82/76.5mm x 27.5mmRockAuto ships auto parts and body parts from over 300 manufacturers to customers' doors worldwide, all at warehouse prices. Easy to use parts catalog.Autotecnica Idler/Tensioner Pulley - GM1413162. Part #: GM1413162. Line: AUT. Check Vehicle Fit. Idler Pulley Accessory Drive; With NTN/NSK Bearing. Limited Lifetime Warranty. Belt Width (in): 13/16 Inch.Weather.com brings you the most accurate monthly weather forecast for Voznesenskoe, Perm Krai, Russia with average/record and high/low temperatures, precipitation and more.Equip cars, trucks & SUVs with 2021 Chevrolet Silverado 3500 HD Idler Pulley from AutoZone. Get Yours Today! We have the best products at the right price. ... Auto Parts ∕ External Engine ∕ Belt and Idler Pulley. 2021 Chevrolet Silverado 3500 HD Idler Pulley. Buy Online. Pick Up In-Store.Chevy Silverado 1500 2018, Micro-V™ Serpentine Belt Drive Component Kit by Gates®. Solution Kits are precision engineered by Gates - The world's most experienced designer of accessory belt drive systems and manufacturer of premium... Made with precision and quality in mind Designed to meet your specific needs. $140.17.Here's a more detailed list of the reasons why you hear idler pulley noise coming from your engine: 1. Worn Out Pulley. As you drive your vehicle, the idler pulley spins with the drive belt. Over time, this leads to wear and tear of the pulley from repeated use. As it ages, the pulley can develop wear marks and scuffs on the surface.Drive Belt Idler Pulley - GM (12611935) GM OEM 2006-2023 GM Drive Belt Idler Pulley - 12611935. MSRP: $99.43. Discount: $44.12 (44.4% off)SKU # 634079. Year Warranty. Checkif this fits your 2010 Chevrolet Silverado 1500. Select store for pickup availability. StandardDelivery by May 22. Add TO CART. Notes: Accessory Drive Belt Idler Pulley. 28 mm. Poly. Without hardware. 6 groove. 73 mm. PRICE: 31.99.Find 2021 CHEVROLET SILVERADO 2500 HD 6.6L/403 Idler Pulleys and get Free Shipping on Orders Over $109 at Summit Racing!Jan 8, 2016 · 1. Visibly worn pulleys. One of the first symptoms of an issue with an idler pulley is visible wear on the pulley. Over time, as the pulley spins against the belt, both components will eventually start to wear. This may lead to visible scoring marks on the surface of the pulley, as a result of contact with the belt.36728 IDLER PULLEY. Product # 78031828. DriveAlign® Idler Pulleys provide OE-quality fit to passenger cars and light trucks, performing as a locked center tensioning pulley, an automatic belt tensioner pulley, or an idler pulley. Steel and thermoplastic construction provides high durability, heat dissipation, and dampening for long life.Read this article to find out if a new study found that houseplants release VOCs (volatile organic compounds) into the air in your home. Expert Advice On Improving Your Home Videos...Truck used - 04 GMC 2500 - Engine code 2ACDelco Serpentine Belt - https://amzn.to/2MKBJhTACDelco Drive Belt Idler - https://amzn.to/2w8g21PACDelco Profession...Advertisement The most popular elevator design is the roped elevator. In roped elevators, the car is raised and lowered by traction steel ropes rather than pushed from below. The r...Replacing the Drive Belt Idler Pulley on your 2021 Chevrolet Silverado 1500? The Gates 36610 is a genuine replacement, with the fit of an Original Equipment part. Toggle NavigationAt O'Reilly Auto Parts, we carry idler pulleys, belts, belt tensioners, and more to help you make your repair, as well as How-To Resources to help you learn how to replace your serpentine belt. Shop for the best Idler Pulley for your 2021 Chevrolet Suburban, and you can place your order online and pick up for free at your local O'Reilly Auto Parts.MSRP $67.28. $38.36. Add to Cart. 2. Air Conditioning Compressor Belt Kit with Tool. 12658178. GM. AC Belt. Allows for the operation of various pulleys, and drive belt accessories, with the use of a single belt Creates a secure point of contact with the pulley, which allows for traction Original equipment parts are designed to work with your GM ...An idler pulley is responsible for routing and maintaining the tension of the drive belts on your engine. The engine belt loops around or under the idler pulley and creates a path for the belt to travel, and internal bearings keep the idler pulley spinning freely. Your belt tensioner also features a similar pulley but is responsible for ...On its own, an idler pulley costs around $15 to $100. Drive belt: It is advisable to inspect the drive belt during the idler pulley replacement and replace it if it shows signs of wear or damage. Drive belts can cost anywhere from $20 to $100. Pro tip: Consider purchasing a combined idler pulley and belt kit. These usually cost from $50 …Check if this fits your 2011 Chevrolet Silverado 2500 HD. Notes: Dorman-HD Solutions, Accessory Drive Belt Idler Pulley. Smooth pulley. 76.2 mm outside diameter pulley. PRICE: 16.99. Inside Diameter: 25mm. Belt Type: Serpentine.Dec 14, 2022 · CarbonZLE. 38 posts · Joined 2022. #17 · Dec 20, 2022. 3 year 36,000 miles on the belt and tensioner. The belt on the 3.0 is tough but not $1000 tough. unfortunately, whoever did the repair quoted the wrong labor time either on purpose or on accident and both are unacceptable and should be 2 - 2.5 hours at most.Get discount prices, fast shipping and ultimate product help when shopping for 2021 Chevrolet Silverado 1500 Pulleys, Belts & Accessories at 4 Wheel Parts. The best online destination and local store solution for all of your Truck and Jeep off-roading needs!2021 Chevy Silverado 1500 5.3L Complete Torque Specs List. ... The belt tensioner can be tightened to 37 ft-lbs and the idler pulley can also be torqued down to 37 ft-lbs. When installing be sure they both turn smoothly and if they do not then replace them with new ones as the bearings can go bad. ... Chevy Silverado 1500 5.3L Idler Pulley Bolt ...2005 Silverado EC/SB, LLY, 4WD, Edge CTS w/ EGT probe, LML Exhaust Manifold, PPE shimmed FPRV, Banks LBZ air cleaner, Profab intake, ... I changed my idler pulleys out on my old (former)2002 gmc sierra 1500 5.3 @ around 100,000 miles as part my preventive maintenance program. The reason being is I drove that truck into the back country of Idaho ...Get discount prices, fast shipping and ultimate product help when shopping for 2021 Chevrolet Silverado 1500 Pulleys, Belts & Accessories at 4 Wheel Parts. The best online destination and local store solution for all of your Truck and Jeep off-roading needs!This video will show you how to replace the serpentine belt, belt tensioner, and both idler pulleys on the 6.6L Duramax Diesel engine found in the Chevy Silv...Sunrise, sunset, day length and solar time for Karagay. Sunrise: 08:36AM; Sunset: 06:32PM; Day length: 9h 56m; Solar noon: 01:34PM; The current local time in Karagay is 94 minutes ahead of apparent solar time.Buy 2021 Chevrolet Silverado Accessory Drive Belt Idler Pulley. 2.0 LITER TURBO DIESEL, grooved. 4.3 LITER, Grooved, TURBO - OEM Chevrolet Part # 12720530 (12700122) Toggle Navigation GM Parts BinPart # 231081. SKU # 634070. Year Warranty. Check if this fits your Chevrolet Silverado 2500 HD. Select store. for pickup availability. Standard Delivery by May 21. Add TO CART. Order Chevrolet Silverado 2500 HD Idler Pulley online today.1-16 of 345 results for "silverado idler pulley" Results. Overall Pick. Amazon's Choice: Overall Pick This product is highly rated, well-priced, ... ACDelco Idler Pulley With Bolt for 2020-2021 Freightliner MT45 - 36299. 4.8 out of 5 stars 1,053. 100+ bought in past month. $27.28 $ 27. 28.You may need to remove the tailgate from your Chevrolet Silverado to install a new one; you may also need additional bed space. Removing the tailgate is a simple procedure, as long...HOW TO DIAGNOSE BAD IDLER PULLEY BEARING we shown how to find a worn idler pulley bearing noise on your accessory belt driver or serpentine belt on your car ...

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That With ac compressor. 220 amp alt. With ac compressor. 150 amp alt. Silverado, Sierra 2500 HD. Gas. Single alternator. Silverado, Sierra 3500 HD. Allows for the operation of various pulleys, and drive belt access ... MSRP $34.90. $18.93. Add to Cart. 2. Air Conditioning Compressor Belt Kit with Tool.Last year - one of my idler pulleys locked up - and it ended up eating the accessory belt. I am going to be heading to the mountains for a couple of trips - ...Chevy Silverado 2020, GM Original Equipment™ Drive Belt Idler Pulley by ACDelco®. Designed utilizing the latest technology, this GM Original Equipment™ Drive Belt Idler Pulley by ACDelco features premium quality and will perform... Designed to deliver trouble-free, consistent performance Right for your vehicle and lifestyle. $19.36 - $82.54.

How Get the Gates 36776 Drive Belt Idler Pulley for your 2021 Chevrolet Silverado 3500 HD. Buy now and secure your purchase online! Toggle Navigation. 0 items; Home; New Products; Reviews; ... Gates 36776 Drive Belt Idler Pulley ...Idler Pulley Silverado, sierra. 5.3l. Tahoe. 5.3l. Silverado, sierra. 4.3l. Suburban. 5.3l. Yukon. 5.3l. Escalade. 6.2l. Tahoe. 6.2l. Suburban. 6.2l. Yukon. 6.2l. 2.0L turbo diesel, grooved.A pulley works by changing the direction that force must be applied to lift an object against gravity. Other, more complex, systems use multiple pulleys to reduce the amount of for...FORD > 2021 > F-250 SUPER DUTY > 7.3L V8 > Belt Drive > Idler Pulley. Price: No parts for vehicles in selected markets. MOTORCRAFT {LC3Z8678C} Smooth . Right; Smooth Pulley; w/ Extra Heavy Duty Alternator; w/ Heavy Duty Alternator (Only 1 Remaining) MOTORCRAFT . $27.89:SILVERADO 3500: 6.6L V8 DIESEL Turbocharged: Belt Drive: Idler Pulley: Upper. Lower. Grooved Pulley. Smooth Pulley. Below Alternator. Accessory Drive (Right) Accessory Drive (Left) ... CHEVROLET > 2016 > SILVERADO 3500 > 6.6L V8 DIESEL Turbocharged > Belt Drive > Idler Pulley. Price: Alternate: No parts for vehicles in selected markets.

When An idler pulley is responsible for routing and maintaining the tension of the drive belts on your engine. The engine belt loops around or under the idler pulley and creates a path for the belt to travel, and internal bearings keep the idler pulley spinning freely. Your belt tensioner also features a similar pulley but is responsible for ...Equip cars, trucks & SUVs with 2021 Chevrolet Silverado 5500 HD Belt and Idler Pulley from AutoZone. Get Yours Today! We have the best products at the right price. Menu. add vehicle. Select Store. Cart. 20% off orders over 100* + Free Ground Shipping** Eligible Ship-To-Home Items Only. ...Order Chevrolet Silverado 3500 HD Idler Pulley online today. Free Same Day Store Pickup. Check out free battery charging and engine diagnostic testing while you are in store.…

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mira mesa power outage PRODUCT DESCRIPTION. Duralast Idler Pulleys meet OE material and size specifications. Idler Pulleys are built to last by resisting dirt, salt, and other under-hood contaminants. Designed for use on automobiles and light duty trucks as manual tensioning, automatic belt tensioning and idler pulleys. Additional hardware may be included with idler ...2021 CHEVROLET SILVERADO 1500 5.3L V8 Idler Pulley | RockAuto. Part Catalog Part Number Search Tools & Universal Parts Cart. Loading. RockAuto ships auto parts and … tulane ed2dispensary maryville mo Find 2021 CHEVROLET SILVERADO 1500 CUSTOM Idler Pulleys and get Free Shipping on Orders Over $109 at Summit Racing!2022 Chevy Silverado Pulleys. Maintain smooth engine performance and reliability with our Silverado engine pulleys. Your truck's engine supplies all the power you need to move down the road, but it has more functions than that. It also supplies the power for your water pump, your alternator, your AC compressor and many other crucial components ... boogie man build a bearquince discount code 2023jason ryan karvois wife Compare 2021 Chevrolet Silverado 3500 HD Idler Pulley brands. Check prices & reviews on aftermarket & stock parts for your 2021 Silverado 3500 HD Idler Pulley. Order your parts online or pick them up in-store at your local Advance Auto Parts. movie theater simsbury ct At O'Reilly Auto Parts, we carry idler pulleys, belts, belt tensioners, and more to help you make your repair, as well as How-To Resources to help you learn how to replace your serpentine belt. Shop for the best Idler Pulley for your 2020 GMC Sierra 1500, and you can place your order online and pick up for free at your local O'Reilly Auto Parts.Find 2021 CHEVROLET SILVERADO 3500 HD Idler Pulleys and get Free Shipping on Orders Over $99 at Summit Racing! snhd health card test answerstown country toyotadaryl victory outdoor services An idler pulley is responsible for routing and maintaining the tension of the drive belts on your engine. The engine belt loops around or under the idler pulley and creates a path for the belt to travel, and internal bearings keep the idler pulley spinning freely. Your belt tensioner also features a similar pulley but is responsible for ...