× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: gm missfire po300
Posted to Technical Discussion Forum on 6/30/2008 1 Reply

Hi Shannon, Yes the van was missfireing with a p0300 code, only marking missfire on cyl #2 but no cyl specific codes. Before I pulled the plug on the PCM I rechecked a few things today, CLeard codes and still had pins in at pcm and inj harness no pulse while c... Login to read more.

1 Replies Received (View Replies)