lite smokeing at idle [Archive] - Diesel Place : Chevrolet and GMC Diesel Truck Forums

: lite smokeing at idle


MR.B
02-25-2009, 03:25 PM
never had a LB7 ,are they suposed to smoke (lightly ) at idle ?:o:

New2Me
02-25-2009, 04:57 PM
At 113K miles no smoke.Cold air and cold motor little smoke thats it.

5Cent
02-25-2009, 06:28 PM
Yep, not suppose to. What color/kind of smoke?

Mine will only do it for about 20 seconds after startup in cold weather. It will give a burp of blueish/gray, then a slight haze, then nothing. Don't confuse moisture with smoke either in cold weather.

The Norm
02-25-2009, 06:45 PM
my truck was doing the same thing. Its going in for new injectors tomorrow.