Deleted factory fuel filter today and won't run - Page 3 - Chevy and GMC Duramax Diesel Forum
04.5-05 LLY Duramax Powertrain Discussion of components that are directly involved in the power production and all that is needed to get and keep the truck moving . Engine , Transmission Ect

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Old 11-21-2012, 08:04 AM   eBay Motors  #21 (permalink)
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on an LLY there is no need to add extra hose. you can reuse the hose going the filter and just route it to the FICM.
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Old 11-21-2012, 09:55 AM   eBay Motors  #22 (permalink)
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Well my lly will not run without the fuel heater plugged in. It dies everytime i unplug it. I now have the oem filter bypassed the fuel heater fuse pulled and the black wire grounded and is working fine.
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Old 11-21-2012, 09:58 AM   eBay Motors  #23 (permalink)
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Cool

Quote:
Originally Posted by farmerkirkie View Post
Well my lly will not run without the fuel heater plugged in. It dies everytime i unplug it. I now have the oem filter bypassed the fuel heater fuse pulled and the black wire grounded and is working fine.
BOOM ! There ya go, I'd say problem solved, and I never new that they wouldn't run without the fuel heater. Interesting
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