The New Chevy Blazer EV Has Stumbled Twice in Recent Tests - Hard

Chris Teague
by Chris Teague

General Motors’ fortunes are tied heavily to its new Ultium EV technology. It underpins several existing and upcoming models and is the basis of the automaker’s EV efforts, costing billions of dollars and years of development. A few Ultium-based models have already gone on sale without too many issues, including the GMC Hummer EV and Cadillac Lyriq, but the most recent release hasn’t gone so smoothly. The Chevrolet Blazer EV has recently failed in two high-profile tests by automotive publications, raising questions about its electrical system and software.


Kevin Williams at InsideEVs experienced several issues on his road trip from Ohio to North Carolina, leaving him stranded at a rural charging station. Now, Edmunds is reporting a similar experience, with its almost-new long-term Blazer EV test vehicle recording dozens of errors and weeks in the dealer repair department.


While Williams’ road trip ended with a stranded journalist and a vehicle that couldn’t complete its intended journey, Edmunds’ at least ended in its home area in Southern California. The publication saw eight warning lights during its trip between Los Angeles and San Diego.


Unlike Williams, Edmunds got a 12-volt system error, but both experienced issues charging. Both experiences also unraveled over a short period, but Edmunds recorded 23 issues requiring fixes. The publication sent its SUV to the dealer, where it’s been for more than two weeks so far, requiring support from a GM technician and surrounding stores.


The list of faults is long and won’t be all that interesting for many readers, but there are a few issues to address. The body and drive motor control modules malfunctioned, leaving “lost communication” messages with some windows, while the head-up display experienced a “general electrical malfunction.”


To be fair, this is not only a brand-new vehicle but a brand-new vehicle in a somewhat untested format for GM. People often advise against buying first-generation mobile phones and electronic devices because of the complexity involved with developing an all-new product, so, hopefully, General Motors and Chevy can address these issues with an over-the-air software update to smooth the landing a bit.  


[Image: Chevrolet]


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Chris Teague
Chris Teague

Chris grew up in, under, and around cars, but took the long way around to becoming an automotive writer. After a career in technology consulting and a trip through business school, Chris began writing about the automotive industry as a way to reconnect with his passion and get behind the wheel of a new car every week. He focuses on taking complex industry stories and making them digestible by any reader. Just don’t expect him to stay away from high-mileage Porsches.

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  • FreedMike Not my favorite car design, but that blue color is outstanding.
  • Lorenzo Car racing is dying, and with it my interest. Midget/micro racing was my last interest in car racing, and now sanctioning body bureaucrats are killing it off too. The more organized it is, the less interesting it becomes.
  • Lorenzo Soon, the rental car lots will be filled with Kia's as far as the eye can see!
  • Lorenzo You can't sell an old man's car to a young man, but you CAN sell a young man's car to an old man (pardon the sexism, it's not my quote).Solution: Young man styling, but old man amenities, hidden if necessary, like easier entry/exit (young men gradually turn into old men, and will appreciate them).
  • Wjtinfwb Hmmm. Given that most Ford designs are doing relatively well in the marketplace, if this was forced I'd bet it was over the S650 Mustang. It's not a bad looking car but some angles seem very derivative of other makes, never a good trait for a car as distinctive as Mustang. And if he had anything to do with the abysmal dashboard, that's reason enough. Mustang doesn't need the "Tokyo by Night" dash arrangement of a more boring car. Analog gauges, a screen big enough for GPS, not Netflix and some decent quality plastics is plenty. The current set-up would be enough to dissuade me from considering a new Mustang.
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