The 1947 - Present Chevrolet & GMC Truck Message Board Network - View Single Post - stumbling/misfiring at 2500-3000 rpms

60ratrod · 07-31-2009, 11:01 PM

well i did notice when i put my timing light on the motor i saw the timing mark jump around when i was trying to see where my timing was sitting. could this be a timing jump issue?? i'm gonna try to get my ecu read this weekend.

07-31-2009, 11:01 PM	#5
60ratrod yes, i do Join Date: Jun 2007 Location: Spokane, wa Posts: 2,734	Re: stumbling/misfiring at 2500-3000 rpms well i did notice when i put my timing light on the motor i saw the timing mark jump around when i was trying to see where my timing was sitting. could this be a timing jump issue?? i'm gonna try to get my ecu read this weekend. __________________ ERROR 404....... SNAPPY COMEBACK NOT FOUND _______________________________________________________________________________________________ -60 Chevy C10, dead 350/good th350 combo, sitting on a 76 c10 blazer frame, built from 11 different vehicles "the abomination" -07 gmt900 silverado 1500 lt xcab z71, granite blue -81 suzuki gs650g "shelah"- current project -81 kz1000m1 csr "sarge" -next project (just beautification) -07 kawasaki vulcan classic vn900