How To Know If You Need a Jeep PCM Replacement

The Powertrain Control Module (PCM) is the computer that controls most of your Jeep’s essential systems. The PCM controls the engine timing, the fuel to air ratio, the transmission, and the anti-lock brakes, along with dozens of other smaller functions. When your PCM fails, it can cause you to lose fuel efficiency and possibly fail…

P0603 Code: What It Means and How to Fix It

A P0603 code is one of many universal error codes that your car may generate. If you see this code on your code scanner, it could mean anything from the minor inconvenience of replacing your battery to serious powertrain problems like mistimed shifting. In this article, we’ll discuss possible causes of the P0603 code, how…

P0113 Code: Everything You Need To Know [Updated]

Modern cars contain dozens of sensors that monitor everything from radiator pressure to engine temperature to the amount of CO2 in your emissions. Since any of these issues can cause your “check engine” light to come on, it’s no surprise that that particular light causes a lot of frustration among motorists. Of course, if you…

Everything You Need to Know About PCM Reflashing

Whether you’re thinking of reflashing your own powertrain control module or purchasing a replacement, our guide will answer all your questions. We’ll help you understand how reflashing works and what your options are, so you can make the right decision for your car and budget. A Very Short History of Car Computers Let’s begin with…