GMC Terrain: Fuel / 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.
- Drain any water from the filter.
See “Removing Water from the
Fuel Filter” in Water in Fuel
(Diesel).
Keep the engine off until the
procedure is completed.
- Apply the parking brake.

FWD Shown, AWD Similar
- Remove the filter element cap
by turning it counterclockwise.
- Remove the filter element and
o-rings. If there is any dirt on
the filter sealing surface, clean
it off.
- Install the new filter element
and o-rings.
- Reinstall and tighten the filter
cap to the housing.
- Use the fuel filter priming
procedure to prime the fuel
filter. See “Fuel Priming” in
Water in Fuel (Diesel).
- Start the engine and let it idle
for five minutes. Check the fuel
filter and air bleed valve for
leaks.
- Reset the fuel filter monitor.
See Driver Information Center
(DIC) (Base and Midlevel) or Driver Information
Center (DIC) (Uplevel).
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...
Warning
Fuel vapors and fuel fires burn
violently and can cause injury or
death.
To help avoid injuries to you
and others, read and follow
all the instructions on the
fuel pump island...
Other information:
This vehicle may have features that
work together to help avoid crashes
or reduce crash damage while
driving, backing, and parking. Read
this entire section before using
these systems.
Warning
Do not rely on the Driver
Assistance Systems. These
systems do not replace the need
for paying attention and driving
safely...
Head Restraint Adjustment
Do not drive until the head restraints
for all occupants are installed and
adjusted properly.
To achieve a comfortable seating
position, change the seatback
recline angle as little as necessary
while keeping the seat and the head
restraint height in the proper
position...