| P0101 Mass/Volume Air Flow Circ Range/Perf
P0401 Exhaust Gas Recirculation Flow Insuff Detected
P0404 Exhaust Gas Recirculation Circ Range/Perf
P1621 PCM Memory Perf
Looks like some egr trouble.
__________________ Meyer Performance & Fabrication, LLC www.meyerperformance.com Airdog Sale $499 Shipped Quadzilla Sale pm for pricing. DPF Delete Packages: EGR Plate Half off with purchase
07.5 Chevy RCLB Summit White. PPE, 5" MBRP,Cobalt gauges, Banks Intake, Fire & ICE |