p0300

Hi guys, 1996 Yukon 5.7 liter Vortec V8 I have P0300 code: Random Misfire Check all the wires and find two cylinders are getting no spark. (cylinders 2 & 8) Spark Plugs: New Checked the wires with ohm meter: Fine (but replaced with a new set anyway to be safe) Checked the distributor cap (again...

Hi All, To start I have a P0452 code that will not clear. The Jimmy idles ok but falls on its face under load. Been hanging parts trying to figure it out. When I ran codes for the first time it came back with a P0300 random misfire, three O2 sensor related codes which were P0144, P0152, P0147...

Okay guys, I'm here as a last resort. Normally i figure out problems with my vehicles pretty quickly but this yukon has me so stumped its not funny (my area of expertise is volvos) My truck has been acting up really badly. When i first start it up and go right away, it seems to stumble on its...