The 2021 Cadillac CT5 luxury sedan is included in a newly issued GM service bulletin because a fix is now available for a software problem in the Engine Control Module that may cause the CT5 to fail ...

GM ECM for 6.6L gas engines provides pre-calibrated control to reduce upfit complexity and improve medium- and light-duty fleet consistency.

SlashGear has published a detailed guide explaining how transmission problems can activate a vehicle's check engine light through diagnostic trouble codes. The article outlines common issues such as ...

The General has issued a service bulletin describing a fix for certain units of the 2021 Cadillac CT4 compact luxury sedan that may be affected by an incorrectly calibrated Engine Control Module (ECM) ...