PCM vs ECM vs ECU vs TCM (What’s the Difference?)

Before vehicle computers were invented, cars and trucks used a system of mechanical and pneumatic devices to manage systems like valve timing and idle speed. Now, modern vehicles have a posh system of sensors and actuators connected to computers which enable the vehicles to perform well and efficiently. These electronics are confusing enough without adding …

P0014 Code (Symptoms, Causes, and How to Fix)

A vehicle’s variable valve timing (VVT) system improves engine performance and fuel efficiency. It regulates the opening and shutting of the exhaust and intake valves, in turn, controlling the fuel-air mix. This control allows for more power, better fuel economy, or a balanced approach counting on the demand on the engine at any given time. …

“Service AdvanceTrac” Warning Light (What it is and How to Reset)

If you’re the owner of a Ford vehicle, you would possibly have come to note a curious, yet somewhat concerning message displayed upon your car, truck, or SUV’s dash. Ford owners the planet over are greeted by a “Service AdvanceTrac” message at one point or another during daily commutes. AdvanceTrac problems are commonly descraibed by Ford vehicle owners, and even the company’s most prestigious models, …

3 Symptoms of a Bad Starter Motor (and Replacement Cost)

For automobiles, the electric starter is a boon to easily getting on the road. It was invented by Clyde J. Coleman and first patented in 1903. Coleman soon sold his patent rights to Delco which was subsequently absorbed by General Motors. When Delco joined GM, the brilliant engineer, Charles Kettering, came along for the ride. …