Chevrolet Kodiak 2006 Owner's Manual page 241

Fuel Priming
If your vehicle has a Caterpillar
®
Caterpillar Diesel Engine Operation and Maintenance
Manual provided with your vehicle.
If your vehicle has a DURAMAX
order for the fuel system to work properly, the fuel lines
must be full of fuel and contain no air. If air gets into
the fuel lines, it will be necessary to prime the fuel lines
to eliminate air before operating the vehicle.
Air can get into the fuel lines if any of the following
happen:
•
The vehicle runs out of fuel.
•
The fuel filter is removed for servicing or
replacement.
•
The fuel lines are removed or disconnected for
servicing.
•
The fuel filter water drain valve is opened while the
engine is running.
®
diesel engine, see the
®
diesel engine, in
If one or more of the above occurred, it is very likely
that air has entered your fuel system and that you will
need to prime the fuel system before operating the
vehicle.
Air in the fuel lines will not harm the engine or the
vehicle. However, the engine may not be able to start
until the fuel system is primed and the air is removed.
5-13