
2010 Chevrolet HHR Owner ManualM
In Brief. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Instrument Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Initial Drive Information . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Vehicle Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
Performance and Maintenance . . . . . . . . . . . . . . . . . . 1-21
Seats and Restraint System . . . . . . . . . . . . . . . . . . . . . . 2-1
Head Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-2
Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-4
Rear Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-11
Safety Belts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-14
Child Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-35
Airbag System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-60
Restraint System Check . . . . . . . . . . . . . . . . . . . . . . . . . 2-78
Features and Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-1
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Doors and Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-16
Theft-Deterrent Systems . . . . . . . . . . . . . . . . . . . . . . . . 3-18
Starting and Operating Your Vehicle . . . . . . . . . . . . . 3-22
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-41 Object Detection Systems . . . . . . . . . . . . . . . . . . . . . . . 3-44
Storage Areas . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-47
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-52
Instrument Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-1
Instrument Panel Overview . . . . . . . . . . . . . . . . . . . . . . . 4-3
Climate Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-18
Warning Lights, Gauges, and Indicators . . . . . . . . . 4-23
Driver Information Center (DIC) . . . . . . . . . . . . . . . . . 4-46
Audio System(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4-60
Driving Your Vehicle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-1
Your Driving, the Road, and the Vehicle . . . . . . . . . . 5-2
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-29
Service and Appearance Care . . . . . . . . . . . . . . . . . . . 6-1
Service . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-3
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-5
Checking Things Under the Hood . . . . . . . . . . . . . . . 6-14
Headlamp Aiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-45
Bulb Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-48
Windshield Wiper Blade Replacement . . . . . . . . . . . 6-53
Tires . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6-54

Section 1 In Brief
Instrument Panel. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2
Initial Drive Information . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Remote Keyless Entry (RKE) System . . . . . . . . . . . 1-4
Remote Vehicle Start . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4
Door Locks . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Liftgate . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-5
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Seat Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-6
Second Row Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-8
Heated Seats . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Head Restraint Adjustment . . . . . . . . . . . . . . . . . . . . . . 1-9
Safety Belt . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-9
Sensing System for Passenger Airbag . . . . . . . . . 1-10
Mirror Adjustment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-10
Steering Wheel Adjustment . . . . . . . . . . . . . . . . . . . . 1-11
Interior Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
Exterior Lighting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-12
Windshield Wiper/Washer . . . . . . . . . . . . . . . . . . . . . . 1-13
Climate Controls . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-14 Vehicle Features
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
Radio(s) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-15
Satellite Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-16
Portable Audio Devices (Auxiliary Input or USB Port) . . . . . . . . . . . . . . . . 1-16
Steering Wheel Controls . . . . . . . . . . . . . . . . . . . . . . . 1-17
Bluetooth
®. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-17
Driver Information Center (DIC) . . . . . . . . . . . . . . . . 1-18
Cruise Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-19
Storage Compartments . . . . . . . . . . . . . . . . . . . . . . . . 1-19
Power Outlets . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-20
Performance and Maintenance . . . . . . . . . . . . . . . . . . 1-21
Traction Control System (TCS) . . . . . . . . . . . . . . . . 1-21
Electronic Stability Control (ESC) . . . . . . . . . . . . . . 1-21
Tire Pressure Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . 1-22
Tire Sealant and Compressor Kit . . . . . . . . . . . . . . 1-22
Engine Oil Life System . . . . . . . . . . . . . . . . . . . . . . . . 1-23
Fuel E85 (85% Ethanol) . . . . . . . . . . . . . . . . . . . . . . . 1-23
Driving for Better Fuel Economy . . . . . . . . . . . . . . . 1-24
Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-24
Roadside Assistance Program . . . . . . . . . . . . . . . . . 1-24
OnStar
®. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-25
1-1

Initial Drive Information
This section provides a brief overview about some of
the important features that may or may not be on your
specific vehicle.
For more detailed information, refer to each of the
features which can be found later in this owner manual.
Remote Keyless Entry (RKE) System
The RKE transmitter is used to remotely lock and
unlock the doors from up to 18 m (60 feet) away from
the vehicle.
PressKto unlock
the driver door.
Press
Kagain within
five seconds to unlock all
remaining doors. Press
Qto lock all doors.
Lock and unlock feedback can be personalized.
Press and hold
*or+for approximately
one second to open the rear driver or passenger
side door.
Press
Land release to locate the vehicle.
Press
Land hold for three seconds to sound the panic
alarm.
Press
Lagain to cancel the panic alarm.
See Keys
on page 3‑3andRemote Keyless Entry
(RKE) System Operation on page 3‑4.
Remote Vehicle Start
With this feature the engine can be started from outside
of the vehicle.
Starting the Vehicle
1. Aim the RKE transmitter at the vehicle.
2. Press
Q.
3. Immediately after completing Step 2, press and hold
/until the turn signal lamps flash.
1-4

When the vehicle starts, the parking lamps will turn on
and remain on as long as the engine is running. The
doors will be locked and the climate control system may
come on.
The engine will continue to run for 10 minutes. Repeat
the steps for a 10-minute time extension. Remote start
can be extended only once.
Canceling a Remote Start
To cancel a remote start:
.Aim the RKE transmitter at the vehicle and press
and hold
/until the parking lamps turn off.
.Turn on the hazard warning flashers.
.Turn the ignition on and then back off.
See Remote Vehicle Start on page 3‑7.
Door Locks
From outside the vehicle, unlock the door using either
the key or the Remote Keyless Entry (RKE) transmitter.
From inside, use the manual lock knobs located at the
top of the door panel near the window.
SeeDoor Locks on page 3‑9.
Power Door Locks The power door lock
switches are on the front
doors.
Press the top or bottom of the switch to unlock or lock
the doors.
For more information see Power Door Locks
on
page 3‑10.
Liftgate
Open the liftgate by pressing the touchpad located in
the handle above the license plate. Once slightly
opened, the liftgate will rise by itself.
See Liftgate
on page 3‑13for more information.
1-5

Windows
On vehicles with power windows, the switches are on
each of the side doors. The driver door also has
switches that control the passenger and rear windows.
Press the front of the switch to lower the window.
Pull the switch up to raise it.
For more information, seePower Windows
on
page 3‑17.
Seat Adjustment
Manual Seats
1. Lift the bar under the seat to unlock the seat.
2. Slide the seat to the desired position and
release the bar.
Try to move the seat to be sure it is locked in place.
See Manual Seats on page 2‑4.
1-6

Driver Information Center (DIC)
The DIC display is located at the bottom of the
instrument panel cluster. It shows the status of
many vehicle systems and enables access to the
personalization menu.
The DIC buttons are
located on the left side
of the steering wheel.
INFO: Press to scroll through the vehicle information
displays.
r: Press to reset some vehicle information displays,
select a personalization setting, or acknowledge a
warning message.
For more information, see Driver Information Center
(DIC) on page 4‑46.
Vehicle Personalization
Some vehicle features can be programmed by using the
DIC buttons on the left side of the steering wheel.
These features include:
.Oil Life Reset
.Units
.RKE Lock and Unlock Feedback
.Door Lock and Unlock Settings
.Language
See DIC Vehicle Personalization on page 4‑54.
1-18

OnStar®
OnStar®uses several innovative technologies and live
advisors to provide a wide range of safety, security,
navigation, diagnostics, and calling services.
Automatic Crash Response
In a crash, built in sensors can automatically alert an
OnStar advisor who is immediately connected to the
vehicle to see if you need help.
How OnStar Service Works
Q
: This blue button connects you to a specially
trained OnStar advisor to verify your account
information and to answer questions.
]: Push this red emergency button to get priority help
from specially trained OnStar emergency advisors.
X: Push this button for hands‐free, voice‐activated
calling and to give voice commands for turn‐by‐turn
navigation. Crisis Assist, Stolen Vehicle Assistance, Vehicle
Diagnostics, Remote Door Unlock, Roadside
Assistance, Turn‐by‐Turn Navigation and Hands‐Free
Calling are available on most vehicles. Not all OnStar
services are available on all vehicles. For more
information see the OnStar Owner's Guide or visit
www.onstar.com (U.S.) or www.onstar.ca (Canada),
contact OnStar at 1-888-4-ONSTAR (1‐888‐466‐7827)
or TTY 1‐877‐248‐2080, or press
Qto speak with an
OnStar advisor 24 hours a day, 7 days a week.
For a full description of OnStar services and system
limitations, see the OnStar Owner's Guide in the
glove box.
OnStar service is subject to the OnStar terms and
conditions included in the OnStar Subscriber
Information.
OnStar service cannot work unless the vehicle is in a
place where OnStar has an agreement with a wireless
service provider for service in that area. OnStar service
also cannot work unless the vehicle is in a place where
the wireless service provider OnStar has hired for that
area has coverage, network capacity and reception
when the service is needed, and technology that is
compatible with the OnStar service. Not all services are
available everywhere, particularly in remote or enclosed
areas, or at all times.
1-25

Driver Side shown, Passenger Side similar
If your vehicle has roof-rail airbags for the driver, right
front passenger, and second row outboard passengers,
they are in the ceiling above the side windows.
{WARNING:
If something is between an occupant and an
airbag, the airbag might not inflate properly or it
might force the object into that person causing
severe injury or even death. The path of an
inflating airbag must be kept clear. Do not put
anything between an occupant and an airbag,
and do not attach or put anything on the steering
wheel hub or on or near any other airbag
covering.
Never secure anything to the roof of a vehicle with
roof-rail airbags by routing a rope or tie down
through any door or window opening. If you do,
the path of an inflating roof-rail airbag will be
blocked.
2-64