Running Out Of Fuel; (Diesel); Fuel Filter Replacement - GMC Terrain 2018 Owner's Manual

240 Driving and Operating
The fuel filter water drain valve
was opened while the engine
was running.
To prime the fuel lines:
1. With the engine off, press and
hold ENGINE START/STOP
without applying the brake for
five seconds to place the
vehicle in Service Mode. See
Ignition Positions 0 182. Wait
approximately five seconds
and press ENGINE START/
STOP again to turn it off. Do
this step three times or more
while the engine is off.
2. Press and hold ENGINE
START/STOP while applying
the brake for a maximum of
40 seconds at a time, with
five seconds between attempts,
until the engine starts. If the
engine tries to run, but does
not run smoothly, increase the
rpm s slightly by using the
accelerator pedal. This will help
force air through the system.
3. Repeat Step 2 if the engine
stalls and will not restart.
4. After a few attempts, if the
engine still does not start, see
your dealer.

Running Out of Fuel

(Diesel)

Warning
Diesel fuel is flammable. It could
start a fire if something ignites it,
and people could be burned. Do
not let it get on hot engine parts,
and keep matches or other
ignition sources away.
If the engine has stalled due to
running out of fuel, add at least
7.6 L (2 gal) of fuel if parked on a
level surface, or up to 18.9 L (5 gal)
of fuel if parked on a slope, and
perform the procedure under Fuel
Priming previously in this section.

Fuel Filter Replacement

(Diesel)
Warning
Diesel fuel is flammable. It could
start a fire if something ignites it,
and people could be burned. Do
not let it get on hot engine parts,
and keep matches or other
ignition sources away.
The fuel filter is on the passenger
side, in front of the rear tire.
1. Drain any water from the filter.
See Removing Water from the
Fuel Filter in Water in Fuel
(Diesel) 0 237.
Keep the engine off until the
procedure is completed.
2. Apply the parking brake.