Follow link. Unlikely but p0300 can be cam shaft.2000 Cadillac Deville DHS 131,xxx
been dealing with this misfire problem for a few weeks now, it happens every time the car starts up even if it’s cold or warm doesn’t matter. The car will misfire heavy engine shakes for about a minute or less if I’m lucky then it smooths right out after and drives fine and normal. I’m really stumped on this problem and I’m looking for a solution. The SES light is on for a p0300 random misfire. The light will flash from time to time when it first starts and doesn’t after. I have changed plugs boots both coil packs FPR purge valve on throttle bottle MAP Sensor, intake gasket and boot, MAF sensor.
Any advice will be helpful thanks again
P0300 is one of the most common OBDII codes that occurs in the Cadillac DeVille. It stands for: P0300: Random Multiple Misfire Detected P0300 is certainly a cause for concern, and can be a threat to t