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Silverado EV battery options

865 Views 12 Replies 6 Participants Last post by  HawaiiEV
Is there any public documentation from GM that the Silverado EV will have multiple battery options?
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The WT option list shared in this forum shows two battery options, but no specifics on capacity.
The TFL truck video claimed 320 miles for the 3WT and 400 for the 4WT. I’m assuming that there is another smaller pack option or two unannounced, as the 3WT is already over $70k.
Thanks for responding. I called Chevrolet this week and asked the same question. Of course they read a script that provided zero help.
It has been 16 months since many of us placed our reservation and I’m shocked by the lack of engagement from Chevrolet. All I have received is a few canned emails with short promotional video clips.
GM historically never reveals a lot of details until up to just about production.
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Which is supposed to happen in the next month.
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What GM’s engineers have revealed is that GM’s Ultium platform for the BT1 trucks, including Silverado, provides three different dual-deck truck battery configurations. 24-modules (200+ kWh), 20 modules (167+kWh), and 16 modules (135+ kWh). The Hummer SUT truck Ed 1 has the big 200+kWh pack, with both 20 and 16-module packs as future options. The Hummer SUV Ed 1, having a shorter wheelbase, can hold a 20 module pack, with the smallest 16 module pack as a future option. It is likely the $40K Silverado WT will have the 16-module version. Not a bad deal when you consider what Ford and Rivian charge for their 135 kWh trucks.
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That’s useful information, based on the 400 and 320 ranges for the 24 and 20 module pack, we come to around 256 miles range for the smallest pack. That doesn’t work for me, maybe I could get by with 320. Somewhere around 1.9miles per kWh. Between the Tesla, prime and home my solar is maxed out, going to need more solar and batteries, really need the largest battery pack to give me more charging flexibility.
Thank you all and I agree that the 20 module pack my current needs.
What GM’s engineers have revealed is that GM’s Ultium platform for the BT1 trucks, including Silverado, provides three different dual-deck truck battery configurations. 24-modules (200+ kWh), 20 modules (167+kWh), and 16 modules (135+ kWh). The Hummer SUT truck Ed 1 has the big 200+kWh pack, with both 20 and 16-module packs as future options. The Hummer SUV Ed 1, having a shorter wheelbase, can hold a 20 module pack, with the smallest 16 module pack as a future option. It is likely the $40K Silverado WT will have the 16-module version. Not a bad deal when you consider what Ford and Rivian charge for their 135 kWh trucks.

I think a $40k Silverado EV is going to have a 0 module pack... it's going to have a few Energizer AA's that can unlock the doors. Zero-percent chance anyone gets a functioning/new $40k BEV truck in 2024 or 2025.
That’s useful information, based on the 400 and 320 ranges for the 24 and 20 module pack, we come to around 256 miles range for the smallest pack. That doesn’t work for me, maybe I could get by with 320. Somewhere around 1.9miles per kWh. Between the Tesla, prime and home my solar is maxed out, going to need more solar and batteries, really need the largest battery pack to give me more charging flexibility.
It is likely the basic WT with the 16 module pack will be significantly lighter, as the smaller pack alone will be 1,000 lb lighter than the 200 kWh pack, which then means the basic truck structure and suspension have less weight to support and can also be lighter-duty and lighter-weight. I'd expect the base WT to be 7K lb. These savings would reduce cost and improve range efficiency. Depending on your driving speed, I'd expect to see well over 2.1 miles/kWh at 70 mph highway speed. Even the 9K lb almost-brick-shaped/off-road-tired Hummer EV owners are seeing 1.6+ miles/kWh on the highway at reasonable driving speeds.
Weight has very little effect on highway efficiency, it’s all aero. No doubt GM will rate it around 260 miles from gained efficiency around town. 2.1 miles per kWh is highly unlikely. It’s not science, but a correlation that holds out, take the real world MPG of a similar ICE vehicle and put the decimal in the middle, that will be the miles per KWH.
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