Page 1 of 397
Introduction 5
Instrument Cluster 12
Warning lights and chimes 12
Gauges 16
Message center 18
Entertainment Systems 28
AM/FM stereo with CD/MP3 28
Auxiliary input jack (Line in) 37
USB port 39
Satellite radio information 43
Family entertainment system 46
Navigation system 67
SYNC67
Climate Controls 68
Manual heating and air conditioning 68
Dual electronic automatic temperature control 71
Navigation system based climate control 74
Rear window defroster 79
Lights 80
Headlamps 80
Turn signal control 84
Bulb replacement 86
Driver Controls 91
Windshield wiper/washer control 91
Steering wheel adjustment 92
Power windows 101
Mirrors 103
Speed control 104
Moon roof 108
Table of Contents
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2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)
Page 15 of 397

Low tire pressure warning:
Illuminates when your tire pressure
is low. If the light remains on at
start up or while driving, the tire
pressure should be checked. Refer
toInflating your tiresin theTires, Wheels and Loadingchapter. When
the ignition is first turned to on, the light will illuminate for three
seconds to ensure the bulb is working. If the light does not turn on or
begins to flash, have the system inspected by your authorized dealer. For
more information on this system, refer toTire pressure monitoring
system (TPMS)in theTires, Wheels and Loadingchapter.
Speed control:Illuminates when
the speed control is engaged. Turns
off when the speed control system
is disengaged.
Overdrive cancel and grade
assist (if equipped):Illuminates
when the overdrive function of the
transmission has been turned off
and the grade assist function has
been turned on, refer to theDrivingchapter.
Anti-theft system:Flashes when
the SecuriLockPassive Anti-theft
System has been activated.
Door ajar:Illuminates when the
ignition is in the on position and any
door is open.
Turn signal:Illuminates when the
left or right turn signal or the
hazard lights are turned on. If the
indicators flash faster, check for a burned out bulb.
High beams:Illuminates when the
high beam headlamps are turned on.
Key-in-ignition warning chime:Sounds when the key is left in the
ignition in the off or accessory position and the driver’s door is opened.
Instrument Cluster
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2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)
Page 87 of 397
Function Number of bulbsTrade
number
Front park/turn lamp 2 3157NA
*Front sidemarker lamp N/A LED
Headlamp2 9008 H13
2D3 HID
(optional)
Tail/brake/turn signal lamp2 3157K
N/A*LED
(optional)
Supplemental taillamp 2 194
Rear sidemarker2 194
N/A*LED
(optional)
Backup lamp 2 921
License plate lamp 2 C5WL
*High-mount brake lamp N/A LED
Fog lamp (if equipped) 2 H11
Map lamp 2 12V6W
Dome/reading lamps 6 578
To replace all instrument panel lights - see your authorized dealer.
*To replace these lamps - see your authorized dealer.
Replacing interior bulbs
Check the operation of all bulbs frequently.
Replacing headlamp (high beam/low beam) halogen bulbs
1. Make sure headlamp switch is in the off position, then open the hood.
2. Reach in behind the headlamp assembly to access the bulb sockets
and connectors.
Lights
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2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)
Page 88 of 397

3. Locate the high beam/low beam
headlamp bulb electrical connector
and remove it by squeezing the
locking tab and pulling it straight
out.
4. Remove the bulb socket by
turning it counterclockwise and
pulling it straight out.
WARNING:Handle a halogen headlamp bulb carefully and keep
out of children’s reach. Grasp the bulb only by its plastic base
and do not touch the glass. The oil from your hand could cause the
bulb to break the next time the headlamps are operated.
Install the new bulb(s) in reverse order.
Replacing HID headlamp bulbs (if equipped)
The headlamps on your vehicle use a “high intensity discharge” source.
These lamps operate at a high voltage. When the bulb is burned out, the
bulb and starter capsule assembly must be replaced by your authorized
dealer.
Replacing front parking lamp/turn signal bulbs
1. Make sure headlamp switch is in the off position, then open the hood.
2. Reach behind the headlamp assembly to access the bulb sockets and
connectors.
3. Remove the bulb socket by
turning it counterclockwise and
pulling it straight out.
4. To remove the bulb, pull it
straight out of the bulb socket.
Install the new bulb(s) in reverse
order.
Lights
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2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)
Page 89 of 397

Replacing rear stop/park/turn/backup and side marker lamp bulbs
(non LED)
The stop/tail/turn/backup and side marker lamp bulbs are located in the
tail lamp assembly.
Note:Your vehicle may be equipped with a stop/park/turn and side
marker lamp assemblies containing integral multiple light emitting diodes
(LED). If replacement is required, see your authorized dealer.
•(1)Backup lamp
•(2)Stop/park/turn signal lamp
•(3)Side marker lamp
•(4)Supplemental taillamp
1. Make sure the headlamp switch is
in the off position and open the
liftgate.
2. Remove the hex screws in the
liftgate opening, then pull the lamp
assembly away from the vehicle. This will disengage two snap
attachments along the side of the vehicle.
3. Remove the bulb socket by rotating it counterclockwise, then pulling it
out of the lamp assembly.
4. Pull the bulb straight from the socket.
Install new bulb(s) in reverse order.
Replacing license plate lamp bulbs
1. Make sure the headlamp switch is
in the off position.
2. Remove the two screws from the
license plate lamp assembly and pull
it down.
3. Carefully pull the bulb out from
the contacts.
Install new bulb(s) in reverse order.
Lights
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2010 Flex(471)
Owners Guide, 1st Printing
USA(fus)