Running Out Of Fuel - Chevrolet Low Cab Forward 6.7L 2022 Owner's Manual

2. Loosen the drain plug and move the
priming pump up and down by hand
between 10 and 20 times.
3. Fully tighten the drain plug and move
the priming pump several more times.
4. Test run the engine and check that there
are no fuel leaks from the drain plug of
the engine-side fuel filter. Also check to
confirm that the water separator (fuel
filter) warning light stays off.

Running Out of Fuel

When the Fuel Tank is Empty
When the fuel tank is empty, air will enter
the fuel system, so refueling alone will not
be enough to restart the engine. Use the
following methods to bleed the fuel system.
Bleeding the Fuel System
Steps for Refueling
1. Follow the directions in "Parking Brake
Lever" under Parking Brake 0 174.
Driving and Operating
2. Select the correct fuel (See "Diesel Fuel
Requirement and Fuel System"). Follow
any posted safety rules. Stand to the
side, never above or opposite the filler
opening.
3. Check that the fuel cap is tight, and see
to it that engine oil, engine coolant in
the reservoir, and washer fluid, etc. are
at proper levels. Then do the Driver Daily
Checklist.
See Owner Checks and Services 0 275.
Driving your vehicle until the fuel tank is
empty may activate the check engine
malfunction indicator light. You do not need
to have your vehicle checked. After
refueling, perform the following:
Bleed the fuel system.
Start, turn off, and restart the engine
three or four times.
The check engine malfunction indicator
light will be cancelled.
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