GM Authority

GM Dealers Switching 6.2L V8 L87 0W-40 Engine Oil Formula

GM has issued updated guidance to its dealers with regard to the engine oil spec used for units of the 6.2L V8 L87 engine ...
GM Authority

GM Releases Fix For Buick Envista Fuel Injector Flow Rate Issue

The Buick Envista just got an updated fix for a fuel injector flow rate issue that's impacted certain units produced for 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 ...
IEEE

Ka-Band CMOS Variable-Gain Amplifier Using Capacitive Compensation Technique to Suppress Phase Error

Abstract: In this brief, we designed a Ka-band variable-gain amplifier (VGA) using a 65-nm RFCMOS process. A capacitive compensation technique was proposed to ...

GM’s Fix for Broken AWD Is to Turn Crossovers Off and On Again

In the middle of winter, AWD is failing for the Chevy Traverse, GMC Acadia, and Buick Enclave, and General Motors is still ...
IEEE

Residue Amplifier Gain Error Duplication and Cancellation for Two-Step Pipelined ADCs

Abstract: This article proposes Error Duplication and Cancellation (EDC) to tolerate the residue amplifier (RA) gain error in pipelined ADCs. EDC cancels the gain ...