Thanks for the advice!:biggrin_25514:
Yes, its time to change air filter. i will do it. Thanks.
Ok. I will check the pipes. thanks.
Check the pipe from air filter to the turbo compressor. Check the clamps. I heave similar problem, truck wos running wit 40-45 mph.
Some around 40000-55000$ You can check on truck paper.
Bad smell came into a cab since November 2011. I can't find the problem. All exhaust pipes are good. Manifold gasket is brand new. The smell...