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clinebarger · 04-20-2010, 04:43 PM

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.

04-20-2010, 04:43 PM	#4
clinebarger Senior Member Join Date: May 2009 Location: Fort Worth, TX Posts: 6,370	Re: Black & White smoke and a knock? 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.