Stop-Sale Issued for 2024 Chevy Blazer EV

Matt Posky
by Matt Posky

General Motors has issued a stop-sale order for the all-electric Chevrolet Blazer. As previously reported, the model has been criticized for presenting reviewers with electrical problems. That’s not what you want to see from any vehicle and absolutely intolerable on an EV. Even worse is the fact that the Blazer EV uses the Ultium platform GM claims is about to underpin its future lineup.


The automaker is telling dealers to pause sales so it can address problems with charging and the infotainment system. However, the solution seems to be the obligatory “software update” every company leads off with when it’s looking like recall time.


As of yet, no formal recall has been announced. But General Motors claims it has teams working 24/7 to address the issue. It’s also trying to downplay the problems as much as possible, referencing concerns as limited in number and suggesting they have nothing to do with the new Ultium battery platform or the infotainment system's built-in Google tech.


Considering how much GM has invested into Ultium as it pivots toward all-electric powertrains, this isn’t surprising. It also needs to be said that businesses trying to pioneer any new technology tends to come with some unpleasant growing pains. But General Motors is already putting these vehicles on the road and reviewers have noticed Ultium products suffering more than usual. The Fast Lane Truck noted electrical problems with the GMC Hummer that made it un-drivable, requiring help from the dealership and a software flash. Meanwhile, both Edmunds and InsideEVs recounted similar problems with the Chevy Blazer EV.


Automotive News reported the stop-sale order was issued late on Friday, when people would be preoccupied with the holiday weekend. "We're aware that a limited number of customers have experienced software-related quality issues with their Blazer EV. Customer satisfaction is our priority and as such, we will take a brief pause on new deliveries,” stated Global VP of Chevrolet Scott Bell.


Those “quality issues” included repeat crashing of infotainment systems and problems charging. InsideEVs said it received feedback from readers claiming that they had likewise endured issues with Ultium-based products — including the Chevrolet Blazer EV, GMC Hummer, and Cadillac Lyriq.

“[Three days later,] we took it to the dealer. No one seemed to know what to do," wrote Andrew Kozar, who noticed his Blazer EV acting up after just five days of ownership. "After two weeks a tech was finally able to reproduce the issue (after some insistent prodding from myself with picture proof I was not making it up.) They decided to do a software update that bricked both the infotainment system AND gauge cluster rendering it useless. Because no speedometer means to driving. We are currently waiting on a replacement module and on week three of the dealer having my car. I was lucky enough to drive it five days issue-free."


Considering how reliant modern vehicles are on touchscreens, having one go out typically means that’s it until the vehicle can be repaired. But the Blazer EVs were said to be throwing out all sorts of codes indicating that various on-board systems were having trouble communicating with one another. Mr. Kozar even stated that the radio module his dealership installed as part of the infotainment fix wouldn’t interface with the rest of the vehicle, leaving technicians bewildered.


Charging errors have also been reported when customers have attempted DC fast charging, with InsideEVs noting that GM and Electrify America are both still working on figuring out what happened with its Blazer test vehicle. Nobody seems to have any answers yet, with some customers suggesting that dealerships don’t seem to know what to do with the vehicles. Many of the fixes have also resulted in Ultium vehicles simply charging extremely slowly, regardless of what they’re plugged into.


As of now, there are only a few thousand Ultium products on the road and most appear to be fully functional. However, it would be untrue to say that the frequency of the above problems isn’t a little alarming. You don’t normally see multiple reviewers have cars unravel like this during testing. While your author has been in situations where an infotainment screens become suddenly unresponsive or a surprise warning light appears, those instances are incredibly rare and never result in the vehicle becoming totally un-drivable.


General Motors seems to believe that the Blazer EV just needs some new code. But it apparently cannot do this via over-the-air (OTA) updates. Customers will have to bring their electric vehicle to dealer service centers for the hands-on approach.

[Images: GM]

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Matt Posky
Matt Posky

A staunch consumer advocate tracking industry trends and regulation. Before joining TTAC, Matt spent a decade working for marketing and research firms based in NYC. Clients included several of the world’s largest automakers, global tire brands, and aftermarket part suppliers. Dissatisfied with the corporate world and resentful of having to wear suits everyday, he pivoted to writing about cars. Since then, that man has become an ardent supporter of the right-to-repair movement, been interviewed on the auto industry by national radio broadcasts, driven more rental cars than anyone ever should, participated in amateur rallying events, and received the requisite minimum training as sanctioned by the SCCA. Handy with a wrench, Matt grew up surrounded by Detroit auto workers and managed to get a pizza delivery job before he was legally eligible. He later found himself driving box trucks through Manhattan, guaranteeing future sympathy for actual truckers. He continues to conduct research pertaining to the automotive sector as an independent contractor and has since moved back to his native Michigan, closer to where the cars are born. A contrarian, Matt claims to prefer understeer — stating that front and all-wheel drive vehicles cater best to his driving style.

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  • CoastieLenn CoastieLenn on Dec 28, 2023

    And this is the reason that no matter how much technology progresses, the adage “never buy the first model year of anything unless you’re willing to deal with issues” will never change.

  • Craig Craig on Dec 29, 2023

    How's the resale value on a 7 year old LG?

  • 2ACL I have a soft spot for high-performance, shark-nosed Lancers (I considered the less-potent Ralliart during the period in which I eventually selected my first TL SH-AWD), but it's can be challenging to find a specimen that doesn't exhibit signs of abuse, and while most of the components are sufficiently universal in their function to service without manufacturer support, the SST isn't one of them. The shops that specialize in it are familiar with the failure as described by the seller and thus might be able to fix this one at a substantial savings to replacement. There's only a handful of them in the nation, however. A salvaged unit is another option, but the usual risks are magnified by similar logistical challenges to trying to save the original.I hope this is a case of the seller overvaluing the Evo market rather than still owing or having put the mods on credit. Because the best offer won't be anywhere near the current listing.
  • Peter Buying an EV from Toyota is like buying a Bible from Donald Trump. Don’t be surprised if some very important parts are left out.
  • Sheila I have a 2016 Kia Sorento that just threw a rod out of the engine case. Filed a claim for new engine and was denied…..due to a loop hole that was included in the Class Action Engine Settlement so Hyundai and Kia would be able to deny a large percentage of cars with prematurely failed engines. It’s called the KSDS Improvement Campaign. Ever hear of such a thing? It’s not even a Recall, although they know these engines are very dangerous. As unknowing consumers load themselves and kids in them everyday. Are their any new Class Action Lawsuits that anyone knows of?
  • Alan Well, it will take 30 years to fix Nissan up after the Renault Alliance reduced Nissan to a paltry mess.I think Nissan will eventually improve.
  • Alan This will be overpriced for what it offers.I think the "Western" auto manufacturers rip off the consumer with the Thai and Chinese made vehicles.A Chinese made Model 3 in Australia is over $70k AUD(for 1995 $45k USD) which is far more expensive than a similar Chinesium EV of equal or better quality and loaded with goodies.Chinese pickups are $20k to $30k cheaper than Thai built pickups from Ford and the Japanese brands. Who's ripping who off?
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