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Fuel System, Air, Exhaust, & Emissions Upgrades Discuss upgrades to the Duramax fuel system and air system. Bigger turbochargers, more turbo chargers, air boxes, exhaust systems, emissions systems, and fuel pumps all go here.

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Old 11-25-2015, 11:30 PM   #1 (permalink)
Twistedsteel
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Blocked,fingered, still p0401

I've been getting the 401 lately, I've had the plate and fingerstick for probably 5 yrs or more. I realize it's no big deal, but what do you think is causing it, and how do I keep the light from coming on?

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2005 Silverado 2500HD LT D/A CC SB Line-X, EGR plate,Predetor on 85, 4" T304 MBRP straight piped,Auto meter ultra lights in the pillar, Fumato valve, PCV reroute, Headlight mod. 33x12.50/18 Toyo MT on Black Hoss, Stage 4 Cognito leveling kit with Pivot idler assembly , V2 Rad Mod, TXC CAI, Mike L Cooler, LBZ MP
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Old 11-26-2015, 10:05 AM   #2 (permalink)
Ramblinrodney
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http://www.kennedydiesel.com/docs/Bl...kage%20FAQ.pdf

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Old 11-26-2015, 01:28 PM   #3 (permalink)
Dooner
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Excellent link there RamblinRodney!
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Old 11-26-2015, 03:30 PM   #4 (permalink)
Twistedsteel
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Thank you!
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2005 Silverado 2500HD LT D/A CC SB Line-X, EGR plate,Predetor on 85, 4" T304 MBRP straight piped,Auto meter ultra lights in the pillar, Fumato valve, PCV reroute, Headlight mod. 33x12.50/18 Toyo MT on Black Hoss, Stage 4 Cognito leveling kit with Pivot idler assembly , V2 Rad Mod, TXC CAI, Mike L Cooler, LBZ MP
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Old 11-29-2015, 09:53 PM   #5 (permalink)
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Moved to Fuel System, Air, Exhaust, & Emissions Upgrades
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