Why Does GM Keep Reusing Engine Codes?

Many GM engines share similar RPO codes; multiple different blocks are known as LS6 or LT1. But there's actually a reason as ...
GM Authority

Here May Be Why Your GMC Sierra Loses Brake Assist After An Engine Stop/Start Event

GM issued a bulletin for GMC Sierra trucks that may lose brake assist after auto-stop/start. A voltage drop causes the fault; ...
GM Authority

Here May Be Why Your Chevy Silverado Loses Brake Assist After An Engine Stop/Start Event

GM issued a bulletin for Chevy Silverado trucks that may lose brake assist after auto-stop/start. A voltage drop causes the ...
MotorBiscuit

‘Service 4WD’ Multiple General Motors SUVs Have Faulty AWD Systems

In Chevrolet Traverse, GMC Acadia, or Buick Enclave SUVs, you may see “Service All Wheel Drive” or “service 4WD” illuminated in the gauge cluster upon starting the engine. This includes 2024 – 2026 ...