friend has edge evo, engine light on, code p0401? [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums

: friend has edge evo, engine light on, code p0401?


SLG
04-19-2007, 07:15 PM
he cleared it, but code p0401 came on his evo after engine light was on. he's got a 2006 lbz. whats the code, whats the fix?

CRASHNBURN
04-19-2007, 07:30 PM
Exhaust Gas Recirculation (EGR) Flow Insufficient. Maybe a bad egr. Did you try to clear it & see if it comes back? Is it blocked & finger?

DSTRBD
04-20-2007, 12:12 PM
Does he have any other mods done to the truck?