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- GM Authority Daily Digest for January 5, 2026
GM Authority Daily Digest for January 5, 2026
Your daily GM news and updates
Here’s today’s GM Authority Daily Digest…
Buick Could Replace Chevrolet As GM’s Main Brand In Korea

Chevy sales have been declining over the past few years.
U.S. GM Sales Slip Seven Percent During Fourth Quarter 2025

Sales increased six percent to 2,853,299 units during the complete 2025 calendar year.
Buick Envista And Encore GX Sales Underperform Segment During Q3 2025

Envista was ninth in the segment, while Encore GX placed tenth.
New Software Update Rolling Out To Chevy Silverado, GMC Sierra (N25-250403)

Aiming to improve the operation of two features.
Every 3.0L GM Duramax LM2, LZ0 Owner Needs This Accessory

Helping prevent a stupid, but costly, mistake.
Watch Corvette E-Ray Take On Mercedes-AMG S E Performance In U-Drag Race: Video

Hybrid versus hybrid.
1977 Pontiac Trans Am SE Headed To Kissimmee Auction

This Bandit T/A is equipped with the W72 Performance Package.
This Pontiac Vibe Driver Apparently Can’t Tell Their Car Ain’t Vibing: Video

That rooster tail is a fire waiting to happen.
Trump Admin’s FBI Chooses Armored BMW Fleet Over GM Suburban HD

The Bimmers are allegedly less expensive.
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