A service advisory that GM has released addresses the 2024 Chevy Silverado ZR2 pickup 

current remedy for a bug that causes the vehicle to remain in Sport Mode during important cycles.

Service staff at Chevrolet dealerships now have a way to fix the Body Control Module

the issue without having to buy new parts.The 3.0L I6 LZ0 turbodiesel Duramax engine

which is now available on the ZR2 and produces 305 horsepower and 495 pound-feet of torque

what makes 2024 Chevy Silverado ZR2 vehicles susceptible to the Sport Mode bug.

Dealer service personnel should verify that the vehicle is shown as "Open" on the GM Global 

Management system's Investigate Vehicle History screen before starting any repair operations.

The Silverado ZR2 is impacted if it is designated "Open," and the remedy has to be installed.

In order to correct the glitch, the service personnel should reprogram the truck’s Body

This procedure is a software-only fix, requiring no physical components

and will eliminate the glitch. The process takes less than an hour to finish.