Car Repair World

  How To Replace Serpentine Belt Made of reinforced synthetic and/or hard rubber, belts are usually v-channeled or ribbed serpentine They're used to drive accessories including the alternator, water pump, AC compressor, power steering, air pump, vacuum pump and injector pump. They're usually driven by the engine's crankshaft pulley and are fully adjustable by tensioners or idlers that follow or track the surface of the belt. PARTS Tools and Supplies Needed Socket set and ratchet Serpentine Belt Protective eyewear and gloves. Flashlight Accessory Belt Idler Pulley Accessory Belt Tensioner Screwdriver . Before you begin place your car on a flat surface with the engine "off" in park with the parking brake on. Wear protective clothing, eyewear and gloves to avoid injury. Safety Tip: Always wear safety glasses when working on your vehicle. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes. 1 Open your hood and l...

BMW A/C Belt replacement Procedure The ac belt on your car is a strech belt with no belt tensioner. There is a BMW special tool (64 1 040) to hold the belt to the compressor pulley so when the engine is turned with a ratchet, the belt will walk onto the pulley. They make a special tool to take this off and put it on. Pretty much when putting it on all you have to do is put the belt on the crank pulley and partially on the a/c compressor pulley. Then there is a special tool you clamp to the pulley on top of the belt. Then spin the crank pulley by hand and stretches it right on. Buy a Gates K040325 belt. Feed it over the big pulley (harmonic balancer). Have someone under the car push the belt over the pulley as someone up top has a socket on the harmonic balancer pulley. Pull the harmonic balancer with socket to turn the engine and the belt will walk right on. This belt is just a little bigger and will not spread like the factory belt. All the BMW mechanics hate this job. Follow t...

2007 bmw 650i Ac compressor belt replacement How to replace A/c Compressor Belt  Does require removal of serpentine belt and thus re-tensioning the serpentine belt. It has 2 belts: a serpentine belt for "accessories" and air conditioning compressor drive belt. When either belt begins to show cracks in belt ribs, time to replace.  Tools to get serpentine belt off. 17mm wrench or 17mm socket and ratchet. 13mm wrench or 17mm socket and ratchet. Removing old AC belt: As AC belt sits in behind serpentine belt on crankshaft, the serpentine belt must be removed or at least taken off the crankshaft to replace the AC belt. See " How to Replace the Serpentine Belt " for instructions on how to remove the serpentine belt. With serpentine belt off crankshaft, under the car, looking up on the right, you will see the AC belt going around the crankshaft, over a tensioner pulley and then around the AC compressor. To remove tension from ...

When To Replace Timing Belt Timing belts have replaced timing chains on many of today's engines. Not to be confused with “V-belts” or “Serpentine belts”, which are located on the outside of the motor to drive accessories, timing belts perform a much more vital role. The purpose of a timing belt is to provide a connection between the camshaft and crankshaft to ensure that the pistons and valves operate together in proper sequence. Timing belts have proven to be lighter, quieter and more efficient than chains, but those benefits come at a cost - they require more frequent replacement than chains. Timing belts are used in two types of engines designated as "free-running" and "interference". If the timing belt breaks on a “free-running” design, the engine will stop and you will need a tow to the repair shop. There is enough clearance between the pistons and valves so no mechanical damage usually occurs. The installation of a new belt is usually all that is neede...

Serpentine Belt Replacement Safety Tip: Always wear safety glasses when working on your vehicle. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes. 1 Open your hood and locate your vehicle's serpentine belt. 2 Locate the serpentine belt routing diagram in the engine compartment, in the vehicle owners manual, or under the hood. 3 Locate the serpentine belt tensioner. Photo may not be specific to your vehicle 4 Move tensioner to loosen the belt. 5 Remove the serpentine belt. 6 Install the new serpentine belt making sure the belt is routed the same way as before. Photo may not be specific to your vehicle 7 Check the belt tension. Push down in the middle of a section of the belt. It should not move more than a half inch. 8 Start the engine and allow the car to run for a few minutes to ensure proper belt installation. 9 Turn the engine off and recheck the serpentine belt t...

Window Belt Strip Replacement Safety Tip: Always wear safety glasses when working on your vehicle. Wear other personal protective equipment (PPE) when necessary, for example latex gloves or closed toe shoes. 1 Locate the window belt strips. 2 Visually inspect the belt strips for cracking, missing sections or any other damage that would require replacement. Photo may not be specific to your vehicle 3 Lower the window to its lowest position. 4 Using a pocket screw driver, carefully pry the belt strip away from the door panels. Photo may not be specific to your vehicle 5 Once a corner of the belt strip has been pried out, use a pair of needle nose pliers to carefully pull the belt strip out of its position and away from the clips. 6 Snap the new belt strip into place using the existing clips. 7 After the belt strip has been installed, roll the window up to ensure proper sealing and fit. Troubleshoot All types Of Car Problem With pro...

Serpentine Belt Replacement Procedure To Replace Serpentine Belt Helpful Information A serpentine belt drives engine accessories such as the air conditioner compressor, power steering pump and alternator. Over time serpentine belts can crack and fail. If the serpentine belt breaks the operation of some accessories will stop. Steering will be difficult but not impossible to turn because the power assist will be non-operational and eventually the car battery will lose its charge. Belt routing can be confusing, make sure to take a picture or draw a routing diagram before removing the old belt. Visit -  Belt diagrams Check the belt tension, if the belt is loose it can cause a chirping noise due to the lack of pressure needed for the belt to operate properly. Visit -  Serpentine belt tensioner replacement . Tools and Supplies Needed Socket set and ratchet Serpentine Belt Protective eyewear and gloves. Flashlight Best Practices Use a wire brush to clean the be...