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Wayne, Journeyman
Category: Medium and Heavy Trucks
Satisfied Customers: 9444
Experience:  worked on, Gmc, Macks, Freight liner,Mercedes Benz,,Ford, sterling
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1999 Cummins 400 ISX 800,000 miles just started showing higher

Customer Question

1999 Cummins 400 ISX 800,000 miles just started showing higher soot traces in the tail pipe?
Submitted: 2 years ago.
Category: Medium and Heavy Trucks
Expert:  Wayne replied 2 years ago.
Hi I'm Wayne I will help you with this When was the last time you had new injectors, and the over head runlet me know Please
Customer: replied 2 years ago.
Customer: replied 2 years ago.
had one injector replaced because of rough idle 5 k ago,, Cumins diagnosed only one needed ?
Customer: replied 2 years ago.
to clear up slight rough idle..
Expert:  Wayne replied 2 years ago.
Thank you for that I suggest you do that, 800K is a lot on injectors after the injectors are replaced, then do the valve adjustment, that will clear up your problem If this helped you, Please rate my answer3 or more stars If not, please reply for more infoThank you
Customer: replied 2 years ago.
Thanks will do
Expert:  Wayne replied 2 years ago.
Your welcome,
Please remember to rate my answer, so I get credit for question
Thanks, Wayne

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