The powertrain control module (PCM) in your Jeep Wrangler – often referred to as your engine’s “computer” – acts as the brain of your vehicle’s engine. More specifically, the PCM in your Jeep is ...

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) ...

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 ...

Within the Pontiac community, there are many who are very good at physically working on their cars. Changing parts, swinging motors, and the like comes very naturally to them. But when chasing a ...

We may receive a commission on purchases made from links. Some people have described the Ford 5.4L Triton engine as "one of the worst V8's ever produced." And while it didn't make it onto our list of ...

The ignition control module is a crucial component of a vehicle's ignition system. It is a control unit responsible for regulating the ignition timing and generating sparks to ignite the fuel-air ...

Something, somewhere in the vehicle (probably the driveline) is causing the car to go into what’s called limp-home mode. This is designed to limit speed and power and, therefore, protect the vehicle ...

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 ...