GM Authority

Chevy Trailblazer Recalled For Engine Control Module Issue

GM has issued a voluntary emissions recall for certain units of the 2021 through 2023 Chevy Trailblazer to address an issue with the crossover’s engine control module, which may not properly clear an ...
jdpower

What Does Engine Code U Zero One Zero Zero Mean?

When driving a car with an automatic transmission, owners may encounter various problems with the engine control system. The most common one is the U0100 error. What ...
GM Authority

Chevy City Express Recalled Over Faulty Engine Control Module

General Motors has issued a product emissions recall for certain examples of the 2015 to 2017 model-year Chevy City Express utility van over an issue related to the engine control module. The problem: ...
WTEN

How Much Does it Cost to Replace Your ECM or Vehicle Computer?

(iSeeCars) – There are a lot of mechanical and electrical parts that work together to help your car run smoothly. The electronic control module (ECM) or powertrain control module (PCM) is the main ...
Morning Overview on MSN

GM recall alert: Some pickups may stall with fuel still in the tank

General Motors has issued a safety recall covering 2025 and 2026 model year Chevrolet Silverado 3500 and GMC Sierra 3500 ...
Hot Rod

Engine Control Modules - The Revolution Has Begun

-it seems that those three little letters strike fear into many a promoter, track owner, or sanction head whenever they hear it. ECU stands for Engine Control Unit. Also called an ECM (Engine Control ...