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post #1 of 5 (permalink) Old 10-19-2019, 05:18 PM Thread Starter
 
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14 duramax

just bought a duramax second owner having emission problems have 2 codes p040f and p2457 any help out there
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post #2 of 5 (permalink) Old 10-19-2019, 05:38 PM
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Welcome to the DF!

2001 2500HD 4WD EXTENDED CAB LS,
S&B CAI, 4" STAINLESS STEEL EXHAUST, EFI LIVE FROM ATP TRUCKS, EDGE CTS, PPE BOOST VALVE, BANKS INTERCOOLER PIPE, AIR DOG II 165, REBUILT TRANNY WITH SUNCOAST KIT, TRANSGO SHIFTKIT AND BILLIT TORQUE CONVERTER, NEW UPGRADED TAILSHAFT, PUMP RUB FIX ON TRANSFER WITH NEW ALUMINUM TAIL SHAFT, NEW TOW MIRRORS, NEW GAGE HEAVY DUTY FRONT AND REAR BUMPERS, BEANS SUMP, FUMOTO VALVE, RARE PARTS TIE RODS WITH COGNITO PISK, MAD JACK FUEL FILTER ACCESS DOOR, STAINLESS STEEL SPEED BLEEDERS.
2011 GMC 3500HD DUALLY Welding Bed, 4WD CREW CAB, 4" downpipe back exhaust, def delete, egr delete, with new LB7 up pipe, pcv reroute, Fass 150, EFI live with DSP 5, HSP CAI. Air Lift Air bags. PPEI transmission tune.
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post #3 of 5 (permalink) Old 10-20-2019, 04:59 AM
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2016 GMC DenaliHD Crew Cab 4WD DRW 3500, GAZ Summit White/H2Y Cocoa Dune, 5SA Denali, CF5 Power Sunroof, LML Duramax 6.6L Turbo Diesel w/ Allison 6 Speed Trans, Il6-I06 Audio System 8" Diagonal Color Touch W/Navigation & Intellilink, U42 Rear Entertainment System, Z82 Trailering Equipment Pkg, Z85 Heavy Duty Suspension, UY2 Camper/5th Wheel Trailer Wiring Provisions, Y65 Driver Alert Package, UD5 Front & Rear Park Assist, KB6 Heated & Vented Seats Driver & Front Passenger, JL1 Trailer Brake Controller
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post #4 of 5 (permalink) Old 10-20-2019, 06:40 AM
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Welcome to DF. You have EGR problems that should be diagnosed.
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post #5 of 5 (permalink) Old 10-20-2019, 10:58 AM
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This thread does not help with the emissions problem but it has info you may like:

https://www.duramaxforum.com/forum/m...ew-owners.html

2008 Silverado 2500HD CCSB LTZ Diesel
FASS 95 Lift Pump (with Baldwin filters), Edge Insight CTS Monitor on a Windshield Mount, Nicktane Fuel Filter Adapter w/ CAT 306-9199 UHE tertiary fuel filter, Bilstein 5100 Stock Height, Bushwacker Bed Rail Caps, AMP Research Bedstep, Fumoto oil drain valve, Dorman PS Oil cooler, Pioneer AVIC 7200NEX GPS/Stereo, Air Lift LoadLifter 5000 Air Bags.
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