GMC Terrain: Vehicle Checks / Engine Air Cleaner/Filter
The engine air cleaner/filter is in the
engine compartment on the
passenger side of the vehicle. See
Engine Compartment Overview.
When to Inspect the Engine Air Cleaner/Filter
For intervals on changing and
inspecting the engine air cleaner/filter, see Maintenance Schedule.
How to Inspect the Engine Air Cleaner/Filter
Do not start the engine or have the
engine running with the engine air
cleaner/filter housing open. Before
removing the engine air cleaner/
filter, make sure that the engine air
cleaner/filter housing and nearby
components are free of dirt and
debris. Remove the engine air
cleaner/filter. Lightly tap and shake
the engine air cleaner/filter (away
from the vehicle), to release loose
dust and dirt. Inspect the engine air
cleaner/filter for damage, and replace if damaged. Do not clean
the engine air cleaner/filter or
components with water or
compressed air.
To inspect or replace the engine air
cleaner/filter:

1.5L Gas Engine Shown, 1.6L Diesel Engine and 2.0L Gas
Engine Similar
- Screws
- Air Duct Clamp
- Electrical Connector
- Open the hood. See Hood.
- Loosen the screw on the air
duct clamp (2) and remove the
air duct hose from the cover.
- Remove the four screws (1)
and remove the air cleaner/
filter cover, keeping the wiring
harness electrical connector (3)
connected to the sensor.
- Pull straight up on the cover,
and while holding the cover,
remove the air cleaner/filter.
- Inspect or replace the air
cleaner/filter.
It is not necessary to check the
transmission fluid level.
A transmission fluid leak is the only
reason for fluid loss. If a leak
occurs, take the vehicle to your
dealer and have it repaired as soon
as possible...
Align the air cleaner/filter with
the indicated point on the base
of the air cleaner/filter housing
and install the air cleaner/filter.
The outer air cleaner/filter seal
must be fitted properly in the
air cleaner/filter housing...
Other information:
If equipped, OnStar provides these
services:
With Stolen Vehicle Assistance,
OnStar Advisors can use GPS to
pinpoint the vehicle and help
authorities quickly recover it.
With Remote Ignition Block,
if equipped, OnStar can block
the engine from being restarted...
If a person of adult size is sitting in
the front outboard passenger seat,
but the OFF indicator is lit, it could
be because that person is not sitting
properly in the seat or that the child
restraint locking feature is engaged.
Use the following steps to allow the
system to detect that person and
enable the front outboard passenger
frontal airbag:
Turn the vehicle off...