Charlie Taylor @charlie-taylor Forum Home | Recent Posts New Member Joined: Aug 24, 2020 Last seen: Aug 24, 2020 Follow Profile Activity Topics: 0 / Replies: 1 AllTopicsReplies Reply I have an 05 trailblazer and it's running rough and am pulling up po300 code and I replaced all injectors with some I was told was good from junkyard ... 6 years ago Forum Codes description