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Old 04-20-2010, 09:28 PM   #5
dgodecke
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Join Date: Feb 2010
Location: Poulsbo, wa
Posts: 42
Re: Black & White smoke and a knock?

Quote:
Originally Posted by clinebarger View Post
Check for boost leaks, Do you have a boost gauge? Have you had a scan tool put on it? Just because theres no check engine light does not mean that theres no stored codes.

Does the truck run good?

Hate to say this but it might be a cracked injector body.
I did put a scan reader on and nothing.
It does run well.

I gave up and took it to the dealer today. $236 later all they could find was cloudy fuel. All the injectors everything checked out good. Put a new filter on it and still the same problem. Well the dealer said to run two clean tanks of fuel through it and if it is still doing the same thing bring it back. I got about 25 miles away when I was passing a truck on a hill in a passing lane. It was smoking but I stayed off the gas enough that it didn't let it knock when the check engine light came on and the power dropped off.

It is back at the dealer and they can keep it until it is fixed right.
__________________
07 Chev 2500HD Classic
Project Ranch Hand, Hauling A$$ since 1973
I was told this Project had a L-72 427 425HP, It did not.
It does have a 427 block and parts from various 427 motors. It will end up with a nice strong 454 in the end.
It has not been run for 20+ years
Frame up restoration started2/15/2010
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