Please wait while the page loads...

BMW 640i Coolant

Coolant, as it relates to vehicles, is consistently a liquid or gas substance used to regulate the temperature of your engine. Liquid coolants are usually half water and half ethylene glycol. Water is used to transfer heat while ethylene glycol is used to lower the cold point of the liquid. In colder climates, this is extremely giant. Interestingly enough, this isn't the first time you've heard of ethylene glycol as it is the critical ingredient in the prominent term "antifreeze". Keep in mind, you never want to pour antifreeze or water by themselves into your engine system. They need to be combined to create the fantastic coolant.

You can purchase ready-made mixtures of coolant that already have water added, or you can purchase full-strength antifreeze which needs to be diluted with distilled water before being added to the engine system. Give the experts at Plaza BMW a call at 3145823628 or schedule service online and let one of our mechanics and service advisors handle your coolant flush.

Every vehicle manufacturer, comprising BMW has developed its own coolant or requires a specific coolant that is unique to definite years and models. There are many colors of coolants to help distinguish each including green, blue, yellow, red, purple and orange. It is crucial to do your research if you plan to buy, flush, or replace the coolant in your vehicle. Bountiful models will not be compatible even with "universal" coolants or antifreeze.

Plaza BMW offers a collection of coolant flush coupons to help you save now. To shop each of our service specials click here. If you'd like to handle your coolant service yourself, you can still purchase coolant or antifreeze from Plaza BMW directly at a big estimate.

What color coolant does BMW 640i use?

It's convenient to understand that color doesn't matter. While most Organic Acid Technology (OAT) coolants are mostly orange, yellow, red or purple, Hybrid Organic Acid Technology (HOAT) coolants are orange and yellow. There's quite a bit of overlap. Then you have Inorganic Acid Technology (IAT) coolants that are mostly green, however, some manufacturers sell them in blue. At the end of the day, always be sure to read the bottle to confirm the type of coolant you're using. When looking for the right coolant for your BMW 640i, you need to always check your owner's manual. The easiest way to confirm you are using the right coolant is to send your BMW 640i to Plaza BMW or give us a call at 3145823628. Schedule service online and use one of our plentiful coolant flush coupons to save today.

How much coolant does a BMW 640i take or need?

Every make and model requires a slightly distinctive level of coolant. To see the definitive amount decisive you should always check your BMW 640i owner's manual. Give us a call or bring your vehicle to Plaza BMW and we'll answer any questions you have on coolant levels.

WARNING - To avoid burns, make positive your car engine is bleak before checking your coolant level.

What happens if my BMW 640i runs out of coolant?

Your BMW 640i doesn't have to run out of coolant for troubles to start. Dilution levels need to be within a certain percentage fluctuate or your BMW 640i engine components can start to rust, break, or become irreparably damaged. If you run out of coolant totally due to a leak or poor fluid levels, your entire engine system can be compromised from the gaskets to the pistons or even the engine block itself.

How long does BMW 640i coolant last?

How often you need to flush and replenish your vehicle's coolant relies on the type of coolant. There are several types of coolants. Interestingly enough, up until the mid-1990s there was basically only a single type of coolant. It was a green formula coolant that contained corrosion inhibitors that only lasted between 24,000 - 36,000 miles or between two to three years. This type of coolant is not recommended for newer vehicles which come equipped with a longer-lasting coolant.

Newer coolants use an Organic Acid Technology (OAT) and last up to twice as long as older coolant. In some cases these long-life coolants can last over 5 years or 100,000 miles.

For different information on what intervals your coolant needs to be changed, check your BMW 640i maintenance schedule within your owner's manual or give Plaza BMW a call at 3145823628 today and ask one of our factory-trained technicians or advisers. You can also book an appointment online and we'll take care of your coolant service for you.

What kind of coolant does BMW 640i use?

There are countless types and colors of coolant from inorganic to organic to hybrid. To make things even more confusing, the color of the coolant doesn't always mean the same thing. It's imposing to reference your BMW 640i owner's manual for the disparate type of coolant needed and the peculiar intervals in which you should have a coolant flush service completed. Or you can call one of our BMW 640i trained service technicians for any information you need. We can also schedule you an appointment to make confident the handy coolant is used. Give Plaza BMW a call today!

How often should you change coolant in a BMW 640i?

Typically, you should have your BMW 640i coolant flush completed every 30,000 miles or every two years. There are some instances where your vehicle can go without a flush for a longer period of time. When you bring your vehicle into Plaza BMW, we will check your fluid levels and inspect it for debris or sediment which can harm the engine, and make sure it's diluted correctly. It's relentless to have this checked every 15,000 miles to make sure you catch any issues before they cause critical damage. When it comes to your BMW 640i engine, it's better safe than sorry.

BMW 640i Coolant Flush

A coolant flush or cooling system service consists of three basic services.

  • Adding a cleaner compound to get rid of particles, corrosion, sediment,and rust
  • Flushing the entire system thoroughly
  • Refilling the system with the essential coolant and carefully measuring the dilution percentage

How do I know if I need a coolant flush in my BMW 640i?

Common symptoms that your BMW 640i needs a coolant flush are:

  • Sediment or rust will be visible in the coolant
  • Unusual grinding noises can come from the engine
  • Coolant will typically leak out when the engine is running. Check the ground when you park.
  • Your check engine light may turn on
  • Your heater may stop working
  • Sometimes, albeit inconceivable, you'll be robust to smell an odd burning odor coming from under the hood.
  • Steam will come from the radiator or hood
  • Your temperature gauge will read well above common with the engine on for a few minutes.