Signs Your 2001 Jeep Grand Cherokee PCM May Be Wearing Out

PCM, or the powertrain control module, is a vehicle's control unit that acts as the computerized brain for cars. This unit controls your jeep grand Cherokee's essential functions, such as changing gears, air to gas ratio, ignition timing, etc. These functions are managed to depend on the information received from numerous vehicle sensors to improve jeep performance.

Continue ReadingSigns Your 2001 Jeep Grand Cherokee PCM May Be Wearing Out

2008 Jeep Wrangler PCM Problems and Causes

Like any other vehicle, the 2008 Jeep Wrangler PCM experiences electrical problems with its Powertrain Control Module (PCM), which is the engine computer system that handles the transmission, engine and driveline parts of the vehicle. While some of these electrical problems are common with jeeps just need an in-house tweak here and there, others require careful diagnosis to avoid making irreparable damage. 

Continue Reading2008 Jeep Wrangler PCM Problems and Causes