GM Sleuth

GM OTA Updates 661.10, 661.20, and 661.30 Rolling Out for Silverado EV & Sierra EV

GM OTA Updates 661.10, 661.20, and 661.30 Rolli...

GM is rolling out OTA updates 661.10, 661.20, and 661.30 for Silverado EV and Sierra EV, bringing fixes for Super Cruise, driver assistance, charging diagnostics, and rear camera performance.

GM OTA Updates 661.10, 661.20, and 661.30 Rolli...

GM is rolling out OTA updates 661.10, 661.20, and 661.30 for Silverado EV and Sierra EV, bringing fixes for Super Cruise, driver assistance, charging diagnostics, and rear camera performance.

GM TSB: “Service High Voltage” Warning on Silverado EV & Sierra EV (What It Means + Fix)

GM TSB: “Service High Voltage” Warning on Silve...

If your Silverado EV or Sierra EV shows a “Service High Voltage” warning, it may not be as serious as it sounds. Here’s what GM’s latest TSB says and how...

GM TSB: “Service High Voltage” Warning on Silve...

If your Silverado EV or Sierra EV shows a “Service High Voltage” warning, it may not be as serious as it sounds. Here’s what GM’s latest TSB says and how...

GM TSB: Backup Camera Black Screen on Startup (Triangle + Camera Slash)

GM TSB: Backup Camera Black Screen on Startup (...

Reset Steps for Silverado EV + Other GM Models If you’ve ever shifted into Reverse and your center screen shows a black camera view with a triangle icon and a...

GM TSB: Backup Camera Black Screen on Startup (...

Reset Steps for Silverado EV + Other GM Models If you’ve ever shifted into Reverse and your center screen shows a black camera view with a triangle icon and a...

Silverado EV Ohmmu H7 MAX: The 12V Upgrade Explained

Silverado EV Ohmmu H7 MAX: The 12V Upgrade Expl...

Looking at the Ohmmu H7 MAX 12V lithium upgrade for the Chevy Silverado EV and GMC Sierra EV. Learn what the 12V does in an EV, why it can cause...

Silverado EV Ohmmu H7 MAX: The 12V Upgrade Expl...

Looking at the Ohmmu H7 MAX 12V lithium upgrade for the Chevy Silverado EV and GMC Sierra EV. Learn what the 12V does in an EV, why it can cause...

How to Safely Do a 12V Reset on a Silverado EV or Sierra EV

How to Safely Do a 12V Reset on a Silverado EV ...

GM service bulletins reference a 12V negative-cable reset on the Chevrolet Silverado EV and GMC Sierra EV, but there’s an important warning: do not disconnect the 12V battery while Battery...

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How to Safely Do a 12V Reset on a Silverado EV ...

GM service bulletins reference a 12V negative-cable reset on the Chevrolet Silverado EV and GMC Sierra EV, but there’s an important warning: do not disconnect the 12V battery while Battery...

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Silverado EV / Sierra EV Sitting Crooked? Here’s What It Means

Silverado EV / Sierra EV Sitting Crooked? Here’...

GM has issued technical service bulletin 25-NA-152 for some of their BT1 based battery electric trucks to address issues with the air suspension that may cause the vehicle to lean...

Silverado EV / Sierra EV Sitting Crooked? Here’...

GM has issued technical service bulletin 25-NA-152 for some of their BT1 based battery electric trucks to address issues with the air suspension that may cause the vehicle to lean...