OBD II fault code P0300 is a generic code that is defined as "Random/Multiple Cylinder Misfire Detected", and is set when the PCM (Powertrain Control Module) detects either randomly misfiring cylinders, or misfires on multiple cylinders All modern applications employ highly sophisticated circuits whose sole purpose is to detect misfires08 Chevrolet Silverado P0174, P0300 Truck was dropped off with check engine light concern Pulled codes and found all cylinders misfiring one time or another Replaced plugs with ac delco, cleared codes and test drove Engine light came on after it started to flash while going down the road, and the traction control light also onChevrolet Tahoe 15 17 All All 53L L All GMC Sierra 1500 14 17 All All 43L, 53L, 62L L, L86, LV1, LV3 All GMC Yukon Models 15 17 All All 53L, 62L L, L86 All Involved Region or CountryNorth America Additional Options (RPO) N/A Condition A vehicle may have a concern of DTC P050D setting along with a P0300 after a cold
P0405 P0300 Code Looking For Ideas Chevy Silverado And Gmc Sierra Forum
