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2021 Equinox Infotainment Glitches & Battery Drain

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Mike T. · rep 0 · May 25, 1:44 AM · 1 replies · solved · Question

Vehicle: 2021 Chevrolet Equinox Premier

My 2021 Chevrolet Equinox Premier, with the 1.5L turbo engine, has been having some strange electrical issues lately. The infotainment system, particularly Apple CarPlay, frequently freezes or disconnects randomly. Sometimes the whole screen just goes black for a few seconds before restarting itself. It's really frustrating, especially when I'm using navigation.

On top of that, I've noticed the battery seems to be draining faster than it should. If the car sits for more than a couple of days, it struggles to start, and I've even had to jump it once. I'm wondering if these issues are connected or if there's a known software update or recall for the infotainment system that might be causing the battery drain. What should I be looking for?

✓ Accepted solution

ClearTheCode Admin

ClearTheCode Team · rep 0 · May 25, 1:44 AM

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ClearTheCode admin answer: It sounds like you're experiencing a couple of common, yet frustrating, issues with your 2021 Chevrolet Equinox Premier. Infotainment glitches and unexplained battery drain can often be related in modern vehicles due to the complex electrical systems.

  1. Infotainment System Glitches:

    • Software Bugs: The most frequent cause for freezing, black screens, or connectivity issues with Apple CarPlay/Android Auto is often software-related. Manufacturers regularly release updates to address these bugs.
    • Loose Connections: Less common, but a loose wiring harness or faulty component within the infotainment unit itself could be a factor.
    • Temporary Fixes: Sometimes, a "soft reset" of the system (often by turning the car off, opening the door, closing it, and waiting a few minutes before restarting) can temporarily resolve minor glitches.

  2. Battery Drain (Parasitic Draw):

    • Infotainment Module: A common cause for parasitic battery drain in newer vehicles is a module that fails to "go to sleep" properly. The infotainment system, or an associated module, could be staying active even when the vehicle is off, slowly drawing power.
    • Other Modules: Other modules (e.g., OnStar, telematics, climate control) can also be culprits if they experience a fault.
    • Battery Health: While less likely for a 2021 model, it's worth noting that a weak or failing battery (even a relatively new one) can exacerbate starting issues.

  3. Diagnostic Steps & When to See a Shop:

    • Dealership Visit: Your first step should be to schedule an appointment with a Chevrolet dealership.
    • Software Updates: Request that they check for and apply any available software updates for your infotainment system and related modules. Many times, these updates resolve both performance issues and potential parasitic draws.
    • Parasitic Draw Test: Ask them to perform a parasitic draw test. This involves measuring the amperage draw on the battery when the vehicle is fully off and "asleep." They can then systematically pull fuses to isolate which circuit or module is drawing excessive power.
    • Battery Load Test: Have them perform a battery load test to confirm the battery's overall health and capacity.

Addressing these issues promptly will prevent further frustration and potential damage to electrical components. Be specific about both the infotainment problems and the battery drain, as they may lead to the same diagnostic path.

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