GM warranties the Bolt EV battery for eight years or 100,000 miles, whichever comes first. To be sure, replacing an electric vehicle’s battery is an expensive proposition. However, as they say, your mileage may vary. have a ‘17 Volt w 43k trouble free miles on it and I watch my energy screen to keep track of kw used with each charge. Be aware, however, that some automakers only cover the battery pack against a complete loss of its ability to hold a charge, which would be extremely rare. Best of all the price you see is the price you pay. Destin area were we stay. Nearly 43,000 Chevy Bolt electric cars have been sold in the US. Only one of those Bolts had its battery pack die twice. While the warranty text may outline an expected degradation, it appears that it's more of a legal CYA move than it is an actual expectation of lost capacity over those eight years. It's me. All-electric vehicle batteries degrade and lose capacity over time. Approaching the dreaded 90 degrees Fahrenheit where the manual recommends leaving the Bolt plugged in. Part of MOTORSPORT NETWORK, Terms & Conditions It also discourages frequent use of the fast-charging capability. At What Point Does Chevy Volt Battery Show Signs of Range Loss? I'm hoping the car will condition the battery if above 30% state of charge when ambient temperatures exceed 90 degrees. Well, if it’s plugged in but the EVSE is off that wouldn’t do much. My garage is insulated, but doesn't have any cooling. They’re also less prone than other battery types to lose their charge when not being used. However, the uncertainty of any given energy estimate looks to be +/- 1 kWh. After 100,000 miles of driving, I’ve lost a whopping 5% of my battery range. A P85 Tesla has degraded 2.5% after 72,000 miles, but each kWH battery capacity was only used for 847 miles and yet the degradation is higher. it really is the closet thing to a peoples all electric car. Extreme heat is the enemy of lithium-ion chemistry, which is why many electric cars come with liquid-cooled battery packs. And that's just in my garage. READ THIS: Tesla Model S battery life: what the data show so far. If we consider that the apparent inconsistencies in GM's recommendations are probably intended as CYA statements crafted by the legal department, then it is our job as Bolt owners to refer to the best studies/recommendations from other sources to supplement what GM is or isn't really telling us. Kia covers the battery packs in its electric cars for 10 years/100,000 miles, while Hyundai goes a step further by bumping it up to lifetime coverage. Though some electric car buyers take out extended warranties to salve any fears of excess battery depletion, it’s not particularly necessary. With high mileage EREVs like the Chevy Volt, they will have to wait a bit longer. I have attempted using apps such as TorquePro, but the results appear highly inaccurate and inconsistent. Passed 98,500 today in my 17 Chevy Volt. The car's manual says capacity may drop by 10 to 40 percent over the life of the battery's eight-year warranty period. Electric vehicle battery lifespan. Recently, I came upon a 2012 Volt in good condition with 97,000 miles for $14,000 that I just couldn't pass up. My Chevy Bolt EV just passed 100,000 miles, so let's look at how much capacity it's lost in three years. My curiosity was now to find out. They have all the parts to make a Voltec pickup Silverado/Colorado and equinox/blazer. An electric car’s battery capacity is expressed in terms of kilowatt-hours, which is abbreviated as kWh. Importantly, extreme temperatures, especially bitter cold, can hamper both a battery’s performance and its ability to accept a charge. 80,000 to 90,000 Miles: 55 kWh please keep posting your videos would like to know what you think about what gm is doing. So it seems like more than 25% of capacity is gone. article posted on other thread. Battery electric vehicles (BEVs) have a battery instead of a gasoline tank, and an electric motor instead of an internal combustion engine (ICE). GM relies on something they call Document ID: 5406682 to assert that the minimum warranted battery capacity is 33.6 Amp/hrs, and according to them, all the cells of my car tested at 3.98 volts and the battery at 37.8 Amp/hrs. Prof. John Kelly on battery life in Nissan leaf, Chevy Bolt EV [video: Weber State University, Utah]. Looking at the future, do you think, the possibility exists that we would be able to swap the batteries for solid state in the future. © 2020 MH Sub I, LLC. My point is this. This inspection includes everything from tread depth of tires to thickness of brake pads to exterior paint quality to Bl... 2014 BMW i3 Most Volt owners sit back and listen to stories of range loss with other brands with a large grin on their face knowing they have yet to experience it. Hilltop Reserve Mode Final Thoughts I usually keep a car for at least 10 years and sure as heck don't want to go car shopping in my 80s, that is, if the pandemic doesn't get me. GM designed the car and battery to last. Warranties often cover unlikely situations. CARVANA CERTIFIED INCLUDES: 150-POINT INSPECTION -- We put each vehicle through a 150-point inspection so that you can be 100% confident in the quality and safety of your vehicle. According to General Motors, only one of those Bolts needed its battery pack replaced not once, but two times. Kind of put the kabash on taking it to Fl. EV battery packs generally contain a series of connected individual cells, perhaps several hundred of them depending on the model, instead of a single massive unit. I plan on doing a bit more tests prior to turning it over to my brother. They told me that they've done plenty of long-term stress testing on both Bolt and Volt battery packs, and it's proving mighty difficult to get the packs to lose capacity. The author noted the temps while charging but the biggest difference I see is with the temps while driving. My hypothesis was that the battery should not suffer due to the excess ICE miles. Many naysayers wait with baited breath for EV battery replacements. Battery conditioning works whether you're plugged in or not. I still get 78 miles to a full charge though, and my lifetime MPGe is 154, that includes the use of gasoline in that lifetime display from the center console. Nearly 43,000 Chevy Bolt electric cars have been sold in the United States. and plug it overnight in a campground for 3 bucks. Then he looks at the considerably fewer warnings that Chevrolet offers in its own manual on factors that affect the Bolt EV's battery life. This has been a question for some time in the EV community. It used to show 14.1 kWH consumed before the Engine kicks in, now it is showing 13.9 kWH before the engine kicks in. Prof. John Kelly on battery life in Nissan leaf, Chevy Bolt EV [video: Weber State University, Utah] The most recent presentation, running a bit over 7 minutes, is simpler than previous videos. I've already come close. Chemistry still is chemistry. Use hilltop reserve and fully charge? Good to see that GM batteries are holding up (unlike Nissan's). My methodology for testing battery degradation is simple, but it seems to be the most effective. Electrek notes that Tesla has similar language in its battery warranty, but it makes no mention of expected degradation. Part of MOTORSPORT NETWORK. Don't worry, Chevy already has the best charging practice built in? IT'S HUGE DIFFERENCE at least for my case. Not sure of total electric vs. total gas, but majority is electric and only 442 gallons of gas used over just short of six years. The INL tested two pairs of identical 2012 Nissan Leaf models, with one set using 240-volt Level 2 home charging and the other exclusively relying on DC Fast Charging public units. Like the engines in conventional vehicles, the advanced batteries in EVs are designed for a long life but will wear out eventually. Eric, great article, thank you for taking the time. my first electric car and it is a dream to own and drive. https://insideevs.com/news/322394/at-what-point-does-chevy-volt-battery-show-signs-of-range-loss/, Watch Tesla Model S Performance Raven Race Lamborghini Huracan, Let's Look At Tesla Model Y Build Quality In November: 3 Cars Compared, Ford Mustang Mach-E: Ford Executive Chairman Didn't Want To Return Car, Rivian R1T 8-Day Road-Trip Review: In-Depth Driver Interview, NIO Ramps Up EV Production To Over 5,000 A Month. Excessive use of public Level 3 DC Fast Charging stations (they can bring an EV up to 80 percent of its capacity in as little as 30 minutes) can also take a toll on a battery’s long-term performance. Then he dives into the history of the passively cooled Nissan Leaf batteries, though he doesn't delve into the specific history around capacity loss in some pre-2015 Leaf packs. The number is relative to many factors, but comparing to my well cared for Volt, I achieved 50 AER on the same path and similar conditions. Like Volt, the 2017 Bolt EV offers one of the most competitive battery warranty coverages in the industry.". For a better experience, please enable JavaScript in your browser before proceeding. I57 in Illinois is a fast charger desert. 2018 Tesla Model X No back... © 2020 MYEV. At that, we’ve yet to see reports of older battery-driven vehicles headed to the junkyard because their power cells were depleted. This has been a question for some time in the EV community. How And Where Can I Charge My Electric Vehicle. Bottom line, the AER driving experience has not changed past the GM specifications. Yep, this is why many of us use hill top reserve. Yet one area of concern that keeps coming up in consumer surveys regards an electric car’s battery life. Just made a slight modification to my house air conditioning. That’s far less of an issue with today’s longer-range models that are typically driven for a fraction of their available capacity on a daily basis and are merely “topped off” at night. I live about 55 mi from Chicago. Today, my garage hit 88 degrees Fahrenheit. Kelly's summary concludes Chevrolet's thermal management of its batteries is "far superior" to that provided by Nissan in the Leaf, both the previous generation and the new 2018 version. GM warranties the Bolt EV battery for eight years or 100,000 miles, whichever comes first. But how long would it be before an electric car loses its ability to hold a full charge? At what point will the Chevy Volt show signs of range loss? I first published a battery health update video at 70,000 miles, which set the stage for my 100,000-mile update, but many of the background details are better discussed in a written article format. More is better here. https://electrek.co/2018/05/04/are-you-killing-your-lithium-batteries/, http://www.chevybolt.org/forum/235026-post52.html, http://www.chevybolt.org/forum/293626-post68.html, http://www.plugincars.com/what-you-need-know-about-electric-car-battery-warranties-132884.html, 2017+ Chevy Bolt EV General Discussion Forum, VerticalScope Inc., 111 Peter Street, Suite 901, Toronto, Ontario, M5V 2H1, Canada. I have a 2013 Chevy Volt with 93K trouble free miles, 82k of those are all electric. One of the topics I discussed was battery degradation, but I only touched on the subject because I don't think that a video is the best medium for communicating that type of information. The Chevy Volt batteries are THE BEST!!! Battery management systems ... Chevy has announced the Bolt with 200 miles of range, while both Nissan and BMW have let it be known they also intend to … That advice includes not storing the car in hot environments, and not recharging the battery right after the car is used—which may be a surprise to owners who come home, plug in the car, and forget about it until the next morning. I have a portable Mustart 40amp Since getting my Bolt I've been averaging prior to Covid 19 about $350 to $400 per month savings in gas. In a recent study conducted by Cox Automotive, 46 percent of those considering an electric car fear the battery pack would only last for 65,000 miles or less.
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