323 posts · Joined 2003. #2 · Mar 8, 2017. There have been failures of the timing chain guide reported for the N20 engine that resulted in catastrophic engine damage. BMW introduced a redesigned timing chain guide in about January 2015 for the N20 engine. Your 2014 X3 28i will have the original design timing chain guide, if this was not replaced. The average cost for BMW X3 Timing Chain Replacement is $1520. How much does it cost to replace a BMW timing chain? Cost at the Mechanic: $1,624 to $1,879 This is a pretty intensive maintenance/repair task that can take a mechanic several hours to complete. Your BMW timing chain should be replaced every 100,000 miles to keep your car healthy. Most technicians suggest you replace your timing belt every 75,000 miles or five years; however, timing chains have the potential to last the lifetime of a vehicle. To find out if the model and year of your Audi uses a belt or chain, contact a Triangle Imports certified Audi technician.
If the timing chain has broken, the answer is no! You cannot drive a car with a bad timing chain. Efficient and proper engine operation depends highly on the functionality of a timing chain. If your timing chain breaks, the car will not run at all and might leave you stranded at the roadside. Regardless of your vehicle’s engine type, a bad
How long does it take to replace BMW timing chain? This is a pretty intensive maintenance/repair task that can take a mechanic several hours to complete. Your BMW timing chain should be replaced every 100,000 miles to keep your car healthy.
A timing chain can last for more than 200,000 miles with proper care. You may never even need a timing chain replacement, but you should book a check when your car reaches 125,000 miles . Be sure to invest in regular oil changes to keep it well-lubricated.
How Long Does It Take to Replace a Timing Chain? The timing chain replacement cost is higher than many other auto repair jobs in large part because of how long it takes to put a new timing chain into place. Oftentimes, it’s going to take a mechanic between 4 and 6 hours to complete a timing chain replacement job from start to finish.
In other words, a timing belt is not made to last forever. In general, a timing belt is usually good for between 40,000 to 100,000 miles before it needs a replacement. Meanwhile, a timing chain (often made of metal) lasts longer, often between 80,000 to 120,000 miles.
In a perfect world, where one executes perfect maintenance work and oil is changed on a regular basis, the timing chain should last the lifetime of the engine. But usually, the timing chain by average will need to be replaced after going 80,000 to 120,000 miles unless you encounter an untoward problem. 5. Check Engine Light Is On. The check engine light in your Mercedes can indicate many problems, including a failed timing chain. The light comes on when there are problems with engine operations or the emissions system. Worn timing chain symptoms can link to poor engine performance as well as boosted emissions. 6.
Generally speaking, the timing chain on a BMW should last anywhere from 80,000 to 120,000 miles. The type and age of the vehicle is an important factor to consider when determining the lifespan of a BMW timing chain.
BMW use timing chains in almost every model of engine that they produce. It is recommended to replace your timing chain before failure as repair prices can become very high from internal engine damage if left. The average life of these timing chains is 90,000 miles or 9 years.
Take the alternator belt’s idler pulley and fit it to the timing cover. Slide the pulley up from the bottom of the engine and thread in one of its three bolts. Then, come from the top of the engine and thread in the other two. Use a 10mm socket or wrench to tighten the bolts.

The timing chain often lasts for a long period, between 40,000 miles and 100,000 miles. The design of the chain is durable, and as such, they last longer than the timing belts present in some vehicles.

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    • how long should a bmw timing chain last