- Answered by a verified Mercedes Mechanic 2008 mercedes ml 320 cdi would like to now howe to remove inside front passenger door panel to see why the door lock system is not working***@*****. Step 2 – Remove supercharger belt Use your 17mm wrench or socket to loosen the tensioner by rotating counterclockwise. Serpentine Belt Routing & Replacement (Example …. Answered in 4 minutes by: Mercedes Mechanic: Anthony Here it is below: Ask Your Own Mercedes Question Can I go and try it. Your location and vehicle may affect the price of Serpentine Belt Replacement. Some vehicles have the serpentine belt diagram located on a decal somewhere in the engine compartment. Mercedes-Benz Vans/Trucks/SUV/Others W164 M-Class Bluetec serpentine belt diagram 14280 Views 10 Replies 6 Participants Last post by amizan , Jun 26, 2022 D dirkscholtz Discussion Starter · Jul 19, 2021 tabijan said: View attachment 2696205 Sixto 05 E320 wagon 174K miles Thank you for this diagram. Freightliner should be able to e-mail you or fax you a diagram. Vehicle manufacturers produce serpentine belt diagrams that are designed to aid with this task. 960 CS = Crankshaft G = Guide pulley Gen = Alternator T = Tensioner AC = Air Conditioning PAS = Power. The serpentine belt tensioner on the M271. Then scroll to the page the index refers to. Mercedes-Benz C-Class 2008 Mercedes-Benz Mercedes Benz C Class Serpentine belt Share on Facebook Share on Twitter Share on Pinterest Share by Email Question about 2008 Mercedes-Benz Mercedes Benz C Class Open Question Serpentine belt diagram for 2008 mercedes c300 Posted by okoglover on Oct 03, 2009 answers answers answers. Mercedes-Benz gl 320 cdi: I need a diagram for serpentine belt… Answered in 47 minutes by: Mercedes Mechanic: Marty eurotec : Replace Poly V-Belt eurotec : Belt Routing Diagram eurotec : Full Size Image eurotec : Customer: thank you sir Customer: i bought a 17mm rachet today, i read online i need a rivet is this true? eurotec :. Need a Serpentine belt diagram for a Mercedes Benz …. Simply pull forward and up to detach it. Serpentine belt routing diagram for Mercedes C 350: 272 HP / 6000 rpm - Engine code: 272. Feel Free to contact me at FixYa. 2008 Mercedes C300 Serpentine Belt Diagram>2008 Mercedes C300 Serpentine Belt Diagram. It has the Belt Diagrams you will need. Remove the plastic shield by pulling it up and toward you. 2011 mercedes c300 serpentine belt diagram. But if your car does not have a decal, you can easily look up the diagram in a repair manual or repair database. You will hear the four plastic clips on the bottom side of the cover pop free. Replacing the belt tensioner on your Mercedes-Benz W204 is a relatively easy job. Step 5 – Replace belt and re-install Removal is straightforward. 50), Guide Pulley ($55) and Belt Tightener ($177). Pull the air ducts forward and remove them. 02M subscribers Subscribe 357 Share 43K views 3 years ago Buy Now! New. Step 1 – Visually inspect the drive belt and pulleys Look for cracks, stretching, and missing ribs on the drive belt. The serpentine belt diagram. By varying the revs as you watch, will help pinpoint the pulley. Step 1 - Remove the serpentine belt The newer engine (272,273) will require you to remove the front engine cover. The red handle can be seen at the top of the engine. Serpentine belt routing diagram for Mercedes C 350: 272 HP / 6000 rpm - Engine code: 272. Scroll down to find your vehicle manufacturer. 2008 Mercedes C300 Serpentine Belt Diagram C-Class (W) - C m belt diagram with Idler Pulley Guide - If you belt and Serpentine Belt - Part# about $25 1. While searching this forum I did not come across a diagram of the belt routing or any information about how to do it. Now the belts should be easy to see. You may want to Print the Diagrams for future use. Serpentine Belt Routing Diagrams We are proud to have the ability to make vehicle specific belt routing diagrams available for free Follow the guide for serpentine belt routing diagrams. Mercedes-Benz: C 350 Add to Cart Pulley $55. Vehicle manufacturers produce serpentine belt diagrams that are. Serpentine belt routing diagram for Mercedes C 350: 272 HP / 6000 rpm - Engine code: 272. 960 CS = Crankshaft G = Guide pulley Gen = Alternator T = Tensioner AC = Air Conditioning PAS = Power Assisted Steering WP = Water Pump Please rate my response. Serpentine belt routing diagram for Mercedes C 350: 272 HP / 6000 rpm - Engine code: 272. 5L V6 Engine - 2006 To 2011 Model Years - Picture Illustrated Automotive Maintenance DIY Instructions Home If you found this guide to be helpful, please consider making a small donation by clicking on the PayPal. Look for cracks, stretching, and missing ribs on the drive belt. You can use a nail or a 5mm Allen wrench as a pin. Diagram on belt replacement on 2008 Mercedes Benz c300. com Donate button located to the right of this paragraph. 2009 C300 accessory belt and tensioner. Mercedes Benz ML 350 Serpentine Accessory Belt Replacement >Mercedes Benz ML 350 Serpentine Accessory Belt Replacement. May Qualify for Free Shipping! Qty: - C250 Luxury, C250 Sport and C63 AMG Sedan (2008-15) - C250, C350, C350 4Matic and C63 AMG Coupe (2012-15) - C300 4Matic Lux, C300 4Matic Sprt, C300 Luxury, C300 Sport and C350 Sport. Step 1 Serpentine Belt Release the hood latch. cls550 serpentine belt diagram. CLK320, CLK500, CLK55 with M112, M113 engine b) CLK 200K with M271 engine c) CLK 280, CLK 350 with M272 engine d) CLK 500, CLK550 with M273 engine See more Reply Save Like. Vehicle manufacturers produce serpentine belt diagrams that are designed to aid with this task. com! Again my sincerest apologies Thanks. need a diagram for serpentine belt on the 320 cdi 2008 >I need a diagram for serpentine belt on the 320 cdi 2008. 2008 Mercedes C300 Serpentine Belt Diagram C-Class (W) - C m belt diagram with Idler Pulley Guide - If you belt and Serpentine Belt - Part# about $25 1. How to Replace Serpentine Belt Tensioner 2009. 2008 C300 m272 belt diagram with Idler Pulley Guide. I went to [email protected]* and got the info I needed there, thanks for taking the time to answer my question though. The green circle indicates the T55 slot to move the tensioner. Answered in 4 minutes by: Mercedes Mechanic: Anthony Here it is below: Ask Your Own Mercedes Question Can I go and try it first? Mercedes Mechanic: Anthony Sure can, but keep in mind that is the only way it will work. This will open up to the index. The WIS shows different diagrams for the following W209 petrol-engined models: a) CLK 240. 2008 Mercedes C300 Serpentine Belt Diagram. Supercharger belt tensioner. The serpentine belt diagram. The Mercedes-Benz C300 is powered by a naturally aspirated, V6 engine with 3. Serpentine Belt Routing Diagrams We are proud to have the ability to make vehicle specific belt routing diagrams available for free Follow the guide for serpentine belt routing diagrams. Mercedes-Benz C300 Serpentine Belt Replacement Cost The average cost for a Mercedes-Benz C300 Serpentine Belt Replacement is between $146 and $182. how to change the serpentine belt on Mercedes benz c300 from 2008 to 2011 and diagram. I need a diagram for serpentine belt on the 320 cdi 2008 …. 2008 Mercedes C300 Serpentine Belt Diagram C-Class (W) - C m belt diagram with Idler Pulley Guide - If you belt and Serpentine Belt - Part# about $25 1. Step 1 – Remove the serpentine belt The newer engine (272,273) will require you to remove the front engine cover. Step 5 - Replace belt and re-install Removal is straightforward. Learn how to replace the serpentine belt on a Mercedes. Step 1 – Remove engine cover and intake hoses V6 Engine The 272 will require you to remove the front. 50), Guide Pulley ($55) and Belt Tightener ($177). Applicable Models: Mercedes-Benz C350 (2008-15) Mercedes-Benz GLK350 (2010-15) Project Time: 1 hour Tab: $25 to $45 Talent Tools: 17mm socket Parts Required: New drive belt Performance Gain: Wont leave you stranded at the side of the road Complementary Modification: New Tensioner. How To Change The Serpentine Belt Mercedes c300 …. how to change the serpentine belt on. Position the new serpentine belt as per the drawn layout. Remove the serpentine belt. Ive included a serpentine accessory belt routing diagram for the M272 E35 3. Serpentine belt routing diagram for Mercedes C 350: 272 HP / 6000 rpm - Engine code: 272. A-Premium Belt Tensioner Assembly with Pulley Compatible with Mercedes-Benz C230 C350 CLK350 CLS550 $29. This guide provides instructions on changing the serpentine belt on most diesel Mercedes-Benz vehicles, including E-Class, C-Class, CLK-Class, ML, GL, R-Class, and Sprinter equipped with the 3. I need a diagram for serpentine belt on the 320 cdi 2008 mercedes. Engine, Cooling and Exhaust > Engine > Drive Belts, Mounts, Brackets and Accessories > Drive Belt > Component Information > Service and Repair > AR13. 22-P-3902-02TS Running Reply Save Like 1 - 2 of 2 Posts. Mercedes Benz Workshop Manuals > CLS 550 (219. Step 1 – Visually inspect the drive belt and pulleys Look for cracks, stretching, and missing ribs on the drive belt. Theres a shock absorber included in the assembly of the belt tensioner that further reduces stress to the drive belt. How to Replace Serpentine Belt Tensioner 09. 06 Freightliner serpentine belt routing. sq7TJXNyoA;_ylu=Y29sbwNiZjEEcG9zAzMEdnRpZAMEc2VjA3Ny/RV=2/RE=1683447240/RO=10/RU=https%3a%2f%2fmbworld. Often, the toughest part of replacing a serpentine belt is ensuring the new belt is properly routed around the engine’s pulleys. Slide the belt over the tensioner pulley. 2008 C300 m272 belt diagram with Idler Pulley Guide If you belt and pulleys starting to squeak, there is what you need to know before starting to replace. Mercedes-Benz C350 (2008-15) Mercedes-Benz GLK350 (2010-15) Project Time: 1 hour Tab: $80 to $200 Talent Tools: E12 Torx driver, 4mm Allen or drill bit Parts Required: Belt tensioner Performance Gain: Will not leave you stranded at the side of the road Complementary Modification:. 2008 C300 m272 belt diagram with Idler Pulley Guide. Results 1 - 48 of Mercedes-Benz C ML SLK Belt Tensioner + Pulley. I need a diagram for serpentine belt on the 320 cdi 2008 mercedes diesel. This notched belt coordinates the movement of the camshaft and crankshaft, allowing the valves and pistons to open and close in sync with each other. 00 May Qualify for Free Shipping! Qty: - C250 Luxury, C250 Sport and C63 AMG Sedan (2008-15). Freightliner should be able to e-mail you or fax you a diagram. This post is for your own reference, and parts were found from 2008 C300 with m272 engine. Mercedes-Benz: C 350 Add to Cart Pulley $55. 00 Husker Auto Group Part Number: 000-202-16-19 Other Names: Serpentine Idler Pulley, Idler Pulley, Guide Pulley Description: C250. The WIS shows different diagrams for the following W209 petrol-engined models: a) CLK 240. Removing the serpentine belt completely is unnecessary unless you are replacing it. These instructions on changing the Mercedes serpentine belt (also known as Drive Belt, Poly V Belt) apply to all Mercedes-Benz cars with six and eight-cylinder gasoline engines such as M112, M13,. Thanks! Posted on May 22, 2010 Add Your Answer Oct 19, 2008 • Not finding what you are looking for?. Figure 2 There are two idler pulleys on the C350, one smooth (yellow arrow) and one ridged (red arrow). Serpentine Belt Routing & Replacement (Example Diagram)>Serpentine Belt Routing & Replacement (Example Diagram). Lower In New Belt: Wrap Belt Around Pulleys: Routing New Belt: Check to make sure that the two idler pulleys and the tensioner pulley spin freely. Mercedes Benz ML 350 Serpentine Accessory Belt Replacement. 2008 C300 m272 belt diagram with Idler Pulley Guide If you belt and pulleys starting to squeak, there is what you need to know before starting to replace. Need a Serpentine belt diagram for a Mercedes Benz 2008 e 350 4 Matic. Mercedes-Benz C300 Serpentine Belt Replacement Cost The average cost for a Mercedes-Benz C300 Serpentine Belt Replacement is between $146 and $182. Often, the toughest part of replacing a serpentine belt is ensuring the new belt is properly routed around the engine’s pulleys. Here at Advance Auto Parts, we work with only top reliable Serpentine Belt product and part brands so you can shop with complete confidence. Pull the belt away from the engine, being careful not to damage any pulleys or wiring. Mercedes Benz ML 350 Serpentine Accessory Belt Replacement Guide - 3. Install the serpentine belt tensioner into position Install the two E12 mounting bolts Turn the tensioner with the 17 mm socket to release the hold pin, and release the tensioner Turn the tensioner and set the belt back on the tensioner pulley, and release the tensioner Check the belt for proper fitment on all of the remaining pulleys Tools needed. The serpentine belt tensioner on the M271. how to change the serpentine belt on Mercedes benz c300 from 2008 to 2011 and diagram. The Hack Mechanic - Guide to European Automotive Electrical Systems, Bentley Publishers, Hardcover. Serpentine belt routing diagram for Mercedes C 350: 272 HP / 6000 rpm - Engine code: 272. Your vehicle has three types of mechanical belts under the hood. plinker17722 Registered 1989 W124 260E Joined Mar 31, 2015 8,488 Posts #6 · Jul 15, 2022 Trecia welcome please fill in you profile - This is a retro ride. Step 1 - Remove engine cover and intake hoses V6 Engine The 272 will require you to remove the front engine cover. Generally applicable to models that end with 320 CDI or 350 BlueTec. Serpentine Belt Routing Diagrams. Contents Symptoms What you will need Procedure. Replacing a Mercedes-Benz serpentine is an easy task and requires about thirty minutes. 1 - 6 of 6 Posts This is an older thread, you may not receive a response, and could be reviving an old thread. Remove the serpentine belt. SOLVED: Serpatine belt mercadise c350 diagram. These instructions on changing the Mercedes serpentine belt (also known as Drive Belt, Poly V Belt) apply to all Mercedes-Benz cars with six and eight-cylinder gasoline engines such as M112, M13, M272, M273, etc. I know I could have got clone parts for a lot less but whatever else about Benz, their parts are pretty good. 23-inch stroke and a compression ratio of 11. Need a Serpentine belt diagram for a Mercedes Benz 2008 e 350 4 Matic. Some vehicles have the serpentine belt diagram located on a decal somewhere in the engine compartment. If you would: Before Clicking:Let me know if this helped you, or if you have any additional information or questions. Mercedes-Benz C-Class 2008 Mercedes-Benz Mercedes Benz C Class Serpentine belt Share on Facebook Share on Twitter Share on Pinterest Share by Email Question about 2008 Mercedes-Benz Mercedes Benz C Class Open Question Serpentine belt diagram for 2008 mercedes c300 Posted by okoglover on Oct 03, 2009 answers answers answers. The best part is, our Mercedes-Benz E350 Serpentine Belt products start from as little as $25. Mercedes-Benz C-Class (2008-2015) W204 Engine Miscellaneous - Repair Manuals Repair Manuals The Hack Mechanic - Guide to European Automotive Electrical Systems, Bentley Publishers, Hardcover Part #: BK-BHME $50. The belt fits only one way. When it comes to your Mercedes-Benz E350, you want parts and products from only trusted brands. Hi, my name isXXXXX attached the instructions for replacing the belt and the belt routing diagram below. Mercedes ML350 serpentine belt diagram Cody Wilson 938 subscribers Subscribe 12K views 3 years ago 07 Mercedes ML350 serpentine belt diagram for your 3. How To Change The Serpentine Belt Mercedes c300 2008. How to change a battery in a 2008 c350 mercedez benz?. Using a 17mm socket and a handle, turn the tensioner bolt counterclockwise, as you did to release the belt. Mercedes ML350 serpentine belt diagram Cody Wilson 938 subscribers Subscribe 12K views 3 years ago 07 Mercedes ML350 serpentine belt diagram for your 3. Add a comment Step 3 Press down on the socket wrench counterclockwise to release the belt tension. Serpentine belt diagram for 2008 mercedes c300. Replacing a Mercedes-Benz serpentine is an easy task and requires about thirty minutes. # 2 on Diagram Only-Genuine OE Factory Original Item Belt Tensioner + Idler Pulley Serpentine Belt kit (Fits: Mercedes-Benz C). Output for this engine is rated at 228 horsepower at 6,000 rpm and 221 pound-feet of torque at 2,700 rpm. Remove the serpentine belt. Step 1 – Remove engine cover and intake hoses V6 Engine The 272 will require you to remove the front engine cover. 2008 C300 m272 belt diagram with Idler Pulley Guide>2008 C300 m272 belt diagram with Idler Pulley Guide. Mercedes-Benz C-Class 2008 Mercedes-Benz Mercedes Benz C Class Serpentine belt Share on Facebook Share on Twitter Share on Pinterest Share by Email Question about 2008 Mercedes. 98 Optional Mercedes Serpentine Drive Belt While it is not required to replace the. Mercedes ML350 serpentine belt diagram Cody Wilson 938 subscribers Subscribe 12K views 3 years ago 07 Mercedes ML350 serpentine belt diagram for your 3. com! Again my sincerest apologies Thanks. 00 Husker Auto Group Part Number: 000-202-16-19 Other Names: Serpentine Idler Pulley, Idler Pulley, Guide Pulley Description: C250. Add a comment Step 2 Place a socket. The serpentine belt diagram. Learn how to replace the serpentine belt on a Mercedes Benz W211 E Class. Mercedes-Benz Vans/Trucks/SUV/Others W164 M-Class Bluetec serpentine belt diagram 14280 Views 10 Replies 6 Participants Last post by amizan , Jun 26, 2022 D dirkscholtz Discussion Starter · Jul 19, 2021 tabijan said: View attachment 2696205 Sixto 05 E320 wagon 174K miles Thank you for this diagram. Applicable Models: Mercedes-Benz C350 (2008-15) Mercedes-Benz GLK350 (2010-15) Project Time: 1 hour Tab: $25 to $45 Talent Tools: 17mm socket Parts Required: New drive belt Performance. The best part is, our Mercedes-Benz E350 Serpentine Belt products start from as little as $25. 4K subscribers Subscribe 105 17K views 1 year ago #autorepair #mercedesbenz #mercedes Learn how to. The first is the timing belt. Front engine cover removed showing belts. I really depend on the car for work so I went to the dealer and got a belt ($50), Sheave Pulley ($47. 2008 w204 c300. Buy Auto Parts Here: https://amzn. Removing the front engine cover. Need a Serpentine belt diagram for a Mercedes Benz 2008 e 350 4 Matic. CLK320, CLK500, CLK55 with M112, M113 engine b) CLK 200K with M271 engine c) CLK 280, CLK 350 with M272 engine d) CLK 500, CLK550 with M273 engine See. These instructions on changing the Mercedes serpentine belt (also known as Drive Belt, Poly V Belt) apply to all Mercedes-Benz cars with six and eight-cylinder gasoline engines such as M112, M13, M272, M273, etc. May Qualify for Free Shipping! Qty: - C250 Luxury, C250 Sport and C63 AMG Sedan (2008-15) - C250, C350, C350 4Matic and C63 AMG Coupe (2012-15) - C300 4Matic Lux, C300 4Matic Sprt, C300 Luxury, C300 Sport and. 2015 C300 4Matic W205 drive belt diagram. Fits: Mercedes-Benz: C 250, SLK 250 Add to Cart Power Steering Pump Pulley $182. Slide the serpentine belt off the idler pulley. It has the Belt Diagrams you will need. Just did my belt, $28 from MB. Mercedes ML350 serpentine belt diagram. Mercedes Benz ML 350 Serpentine Accessory Belt Replacement Guide - 3. Add a comment Step 2 Place a socket wrench with a 17 mm socket on the belt tensioner nut. You dont want to be stranded on the side of the road for the lack of a spare drive belt. Serpentine belt routing diagram for Mercedes C 350: 272 HP / 6000 rpm - Engine code: 272. Mercedes-Benz C-Class (2008-2015) W204 Engine Miscellaneous - Repair Manuals Repair Manuals The Hack Mechanic - Guide to European Automotive Electrical Systems, Bentley Publishers, Hardcover Part #: BK-BHME $50. If a pulley is wobbly, it may need to be tightened or could be damaged. I recommend you always replacing the belt when replacing the tensioner and recommend you buy two belts and always keep an extra one in the car. Here at Advance Auto Parts, we work with. 98 Optional Mercedes Serpentine Drive Belt While it is not required to replace the drive belt, it makes sense to replace it simultaneously as the tensioner. This guide provides instructions on changing the serpentine belt on most diesel Mercedes-Benz vehicles, including E-Class, C-Class, CLK-Class, ML, GL, R. How To Replace Serpentine Belt 2002-2009 Mercedes Benz W211 E Class Homeowner Repair 78. The Poly-V belt routing (and number of idler pulleys) depends on the engine fitted. Mercedes-Benz C350 (2008-15) Mercedes-Benz GLK350 (2010-15) Project Time: 1 hour Tab: $80 to $200 Talent Tools: E12 Torx driver, 4mm Allen or drill bit Parts Required: Belt tensioner Performance Gain: Will not leave you stranded at the side of the road Complementary Modification:. Often, the toughest part of replacing a serpentine belt is ensuring the new belt is properly routed around the engine’s pulleys. Diagram for 08 Benz CLK 350 Serpentine belt 3. Not sure on any other models, so please do your own homework. The Hack Mechanic - Guide to European Automotive Electrical Systems, Bentley Publishers, Hardcover. I need a diagram for serpentine belt on the 320 cdi 2008. The serpentine belt tensioner on the M271. While investigating a weird noise I posted about earlier tonight I noticed that theres a tear in one of the edges of the accessory serpentine belt so I guess Ill replace it. Need a Serpentine belt diagram for a Mercedes Benz 2008 e. The tensioner takes a 17mm socket to. Applicable Models: Mercedes-Benz C350 (2008-15) Mercedes-Benz GLK350 (2010-15) Project Time: 1 hour Tab: $25 to $45 Talent Tools: 17mm socket Parts Required: New drive belt Performance Gain: Wont leave you stranded at the side of the road Complementary Modification: New Tensioner. Advance Auto Parts has 10 different Serpentine Belt for your vehicle, ready for shipping or in-store pick up. Take note of any areas with little clearance as you will want to route the new belt along those pulleys first. This motor has a 24-valve double overhead cam (DOHC) design with a 3. Fits: Mercedes-Benz: C 250, SLK 250 Add to Cart Power Steering Pump Pulley $182. Make sure your pulley is seated properly on all the pulleys. Figure 2 There are two idler pulleys on the C350, one smooth (yellow arrow) and one ridged (red arrow). While changing the serpentine belt, suggest you also replace the Caterpillar speced (get from Caterpillar dealer) water pump belt. They are the ones who route the serpentine belt (as they spec the alternator and A/C compressor). 2008 Mercedes C350 Serpentine Belt Diagram06 Freightliner serpentine belt routing. This guide provides instructions on changing the serpentine belt on most diesel Mercedes-Benz vehicles, including E-Class, C-Class, CLK-Class, ML, GL, R-Class, and Sprinter equipped with the 3. Vehicle manufacturers produce serpentine belt diagrams that are designed to aid with this task. Mercedes-Benz gl 320 cdi: I need a diagram for serpentine belt… Answered in 47 minutes by: Mercedes Mechanic: Marty eurotec : Replace Poly V-Belt eurotec : Belt Routing Diagram eurotec : Full Size Image eurotec : Customer: thank you sir Customer: i bought a 17mm rachet today, i read online i need a rivet is this true? eurotec :. Feel Free to contact me at FixYa. I really depend on the car for work so I went to the dealer and got a belt ($50), Sheave Pulley ($47. Step 1 – Visually inspect the drive belt and pulleys. The serpentine belt tensioner on the M271. Need a Serpentine belt diagram for a Mercedes Benz 2008 e 350. How to Replace Serpentine Belt Tensioner 09-16 Mercedes E350 1A Auto: Repair Tips & Secrets Only Mechanics Know 2. Results 1 - 48 of Mercedes-Benz C ML SLK. Removing the serpentine belt completely is unnecessary unless you are. Serpentine belts run off the crank pulley, idler pulley, and tensioner to run such parts as your. If the pulleys do not spin freely, wobble or make a noise when turning, they should be replaced. The belt fits only one way. I would also like any tips on tools i need. A-Premium Belt Tensioner Assembly with Pulley Compatible with Mercedes-Benz C230 C350 CLK350 CLS550… $29. Step 1 Serpentine Belt Release the hood latch. When it comes to your Mercedes-Benz E350, you want parts and products from only trusted brands. 34K views 10 months ago. Figure 3 You will need to remove the Poly-V or drive belt to replace the pulleys; please see our article on replacing your drive belt for additional information. Use a 17mm socket and ratchet on the tensioner nut to unload the tensioner. Ask Your Own Mercedes Question. I recommend you always replacing the belt when replacing the tensioner and recommend you buy two belts and always keep an extra one in the car.