Sep 23, 2011 · I was looking for feedback from anyone that has knowledge in this EGR code or function. First some background. A few weeks ago the engine light came on, scantool told me P0403 EGR …

Dec 30, 2008 · Yesterday after two years and 70k miles on my blocker plate my CEL came on. I got the following codes: P046c, P0401, P0403. I had the EGR fixed under warranty shortly before installing …

Aug 7, 2008 · There is a TSB for code P0403 (EGR motor open or shorted) it is 06-06-04-063B. Usually it is a shorted EGR motor.

Apr 1, 2011 · Throwing P0403 EGR code. Truck still under extended warranty, $200 deduct. Will EGR blocker and fingerstick benefit me? Or just have dealership fix? 2nd where do you buy blocker plate …

Oct 16, 2007 · P0403 code? Jump to Latest 11K views 12 replies 9 participants last post by JUICEDLBZ Oct 23, 2007 S

Apr 6, 2008 · Ok i have a 2007 classis ( before new emmisions) and my check engine light came on, took it to the dealer- they cleared it- Happened again took it back to the stealer and they downleaded …

Feb 15, 2014 · On way down got an engine light, truck running good, continued to destination. After getting there, w/ hypertech program found I had this code. deleted. Twice it came back and twice it …

Aug 1, 2007 · I am dealing with a ongoing P0403 code that will not go away. I am looking for a fix for it without going to the stealer since I am over 36000 miles. Any help would be helpfull.

Sep 11, 2008 · I'm consistently getting the EGR code P0403 for the last 2 weeks. Truck has been blocked and fingered since new and now has ~45,000 miles and runs as per normal. From the …

Mar 9, 2010 · I've got the p0403 code twice and cleared both times The last time I noticed my airraid air filter had a good bit of dirt and bugs in the pleats. I took it off and tapped it until it looked decent. I did …