black smoke - Dodge Cummins Diesel Forum
3rd Gen. 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...NO ADVERTISING

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post #1 of 11 (permalink) Old 04-16-2019, 11:55 PM Thread Starter
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black smoke

Truck runs greath but wen throttle a little harder trows some black smoke ,
any ideas ,
Dealer put new injerctors because truck was hard the start and run greath since theme ,this weekeng I just notice that ,'

thanks

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post #2 of 11 (permalink) Old 04-17-2019, 12:07 AM
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Is your air filter clean?
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post #3 of 11 (permalink) Old 04-17-2019, 12:52 AM
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The dealer probably put remanned injectors in, not new. Start off by changing your fuel filter and checking your air filter.

06 QCLB 4X4 G56, SOUTHBEND DD, FASS 150, ARP STUDS, 50HP INJECTORS, EFI, HE351 S475 COMPOUNDS, FLUIDAMPR, HAMILTON PUSHRODS & 103# SPRINGS, 624 HP 1090 TQ 01 QCLB 4X4 AUTO, WHEELS, TIRES, STEERING WHEEL, CUMMINS, BUMPERS, FUEL TANK, SEATS, ETC.
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post #4 of 11 (permalink) Old 04-17-2019, 09:45 AM
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Could it also be a boost leak?


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post #5 of 11 (permalink) Old 04-17-2019, 10:35 AM Thread Starter
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Could it also be a boost leak?


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how I check that
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post #6 of 11 (permalink) Old 04-17-2019, 11:40 AM
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Quote:
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how I check that
Use the search function on here. Search boost leak tester and you'll see threads of guys making their own tester.

06 QCLB 4X4 G56, SOUTHBEND DD, FASS 150, ARP STUDS, 50HP INJECTORS, EFI, HE351 S475 COMPOUNDS, FLUIDAMPR, HAMILTON PUSHRODS & 103# SPRINGS, 624 HP 1090 TQ 01 QCLB 4X4 AUTO, WHEELS, TIRES, STEERING WHEEL, CUMMINS, BUMPERS, FUEL TANK, SEATS, ETC.
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post #7 of 11 (permalink) Old 04-17-2019, 09:03 PM
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I get a liitle black smoke when pulling my camer,7000 lbs. When i get into the loud peddle. I nor another mechanic can find nothing wrong.
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post #8 of 11 (permalink) Old 04-23-2019, 10:45 PM
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Probably turbo seals worn sucks oil on hard load.
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post #9 of 11 (permalink) Old 04-25-2019, 09:55 AM
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Is the seal hard to replace
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post #10 of 11 (permalink) Old 04-25-2019, 11:41 AM
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Quote:
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Probably turbo seals worn sucks oil on hard load.
Black smoke fuel not fully burnt, not oil.

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post #11 of 11 (permalink) Old 04-25-2019, 03:52 PM
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Injectors going bad?
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