2007 GMC YUKON XL park assist

LEFT REAR DOOR OPEN
If the driver’s side rear door is not fully closed and
the vehicle is in a drive gear, this message will
display and a chime will sound. Stop and turn off
the vehicle, check the door for obstructions,
and close the door again. Check to see if the
message still appears on the DIC.
OIL PRESSURE LOW STOP ENGINE
Notice:If you drive your vehicle while the
engine oil pressure is low, severe engine
damage may occur. If a low oil pressure
warning appears on the Driver Information
Center (DIC), stop the vehicle as soon as
possible. Do not drive the vehicle until the
cause of the low oil pressure is corrected.
SeeEngine Oil on page 438for more
information.
If low oil pressure levels occur, this message will
display. Stop the vehicle as soon as safely
possible and do not operate it until the cause of
the low oil pressure has been corrected. Check
your oil as soon as possible and have your vehicle
serviced by your GM dealer. SeeEngine Oil on
page 438.
PARK ASSIST OFF
If your vehicle has the Ultrasonic Rear Parking
Assist (URPA) system, after the vehicle has been
started, this message will display to remind the
driver that the URPA system has been turned off.
Press the set/reset button or the trip odometer
reset stem to acknowledge this message and clear
it from the DIC display. To turn the URPA
system back on, seeUltrasonic Rear Parking
Assist (URPA) on page 205.
PASSENGER DOOR OPEN
If the passenger’s door is not fully closed and the
vehicle is in a drive gear, this message will
display and a chime will sound. Stop and turn off
the vehicle, check the door for obstructions,
and close the door again. Check to see if the
message still appears on the DIC.
REAR ACCESS OPEN
If the liftgate or liftglass is open while the ignition
is in RUN, this message will display and a
chime will sound. Turn off the vehicle and check
the liftgate and liftglass. Restart the vehicle
and check for the message on the DIC display.
258

SERVICE BATTERY CHARGING
SYSTEM
On some vehicles, if there is a problem with the
battery charging system, this message will display.
Under certain conditions, the battery warning
light may also turn on in the instrument panel
cluster. SeeCharging System Light on page 230.
Driving with this problem could drain the battery.
Turn off all unnecessary accessories. Have
the electrical system checked as soon as possible.
See your GM dealer.
SERVICE BRAKE SYSTEM
If there is a problem with the brake system, this
message will display along with the brake system
warning light. SeeBrake System Warning Light
on page 232. If this message appears, stop
as soon as possible and turn off the vehicle.
Restart the vehicle and check for the message on
the DIC display. If the message is still displayed
or appears again when you begin driving, the
brake system needs service as soon as possible.
See your GM dealer.
SERVICE BRAKES SOON
If there is a problem with the brake system, this
message will display. If this message appears,
stop as soon as possible and turn off the vehicle.
Restart the vehicle and check for the message
on the DIC display. If the message is still displayed
or appears again when you begin driving, the
brake system needs service. See your GM dealer.
SERVICE PARK ASSIST
If your vehicle has the Ultrasonic Rear Parking
Assist (URPA) system, this message will display
if there is a problem with the URPA system. Do not
use this system to help you park. SeeUltrasonic
Rear Parking Assist (URPA) on page 205for more
information. See your GM dealer for service.
260

PARK TILT MIRRORS
If your vehicle has this feature, it allows you to
select whether or not the outside mirror(s)
will automatically tilt down when the vehicle is
shifted into REVERSE (R). SeeOutside Curb View
Assist Mirrors on page 166for more information.
Press the customization button until PARK
TILT MIRRORS appears on the DIC display. Press
the set/reset button once to access the settings
for this feature. Then press the customization
button to scroll through the following settings:
OFF (default):Neither outside mirror will be tilted
down when the vehicle is shifted into
REVERSE (R).
DRIVER MIRROR:The driver’s outside mirror will
be tilted down when the vehicle is shifted into
REVERSE (R).PASSENGER MIRROR:The passenger’s outside
mirror will be tilted down when the vehicle is
shifted into REVERSE (R).
BOTH MIRRORS:The driver’s and passenger’s
outside mirrors will be tilted down when the vehicle
is shifted into REVERSE (R).
NO CHANGE:No change will be made to this
feature. The current setting will remain.
Choose one of the available settings and press
the set/reset button while it is displayed on the DIC
to select it.
271

Changing a Flat Tire
If a tire goes at, avoid further tire and wheel
damage by driving slowly to a level place. Turn on
your hazard warning ashers. SeeHazard
Warning Flashers on page 188for more
information.
{CAUTION:
Changing a tire can be dangerous. The
vehicle can slip off the jack and roll over
or fall on you or other people. You and
they could be badly injured or even killed.
Find a level place to change your tire. To
help prevent the vehicle from moving:
1. Set the parking brake rmly.
2. Put the shift lever in PARK (P).
3. If you have a four-wheel-drive vehicle,
be sure the transfer case is in a drive
gear— not in NEUTRAL.
CAUTION: (Continued)
CAUTION: (Continued)
4. Turn off the engine and do not restart
while the vehicle is raised.
5. Do not allow passengers to remain in
the vehicle.
6. Put the wheel blocks at the front and
rear of the tire farthest away from the
one being changed. That would be
the tire on the other side, at the
opposite end of the vehicle.
When your vehicle has a at tire, use the following
example as a guide to assist you in the placement
of wheel blocks.
508

Fuses Usage
LT DR Driver’s Door Harness Connection
LT DRDriver’s Side Power Window Circuit
Breaker
REAR SEAT Rear Seats
AUX PWR2 Rear Cargo Area Power Outlets
SWC BKLT Steering Wheel Controls Backlight
DDM Driver Door Module
CTSYDome Lamps, Driver’s Side Turn
Signal
LT STOP TRN Driver’s Side Turn Signal, Stoplamp
DIM Instrument Panel Back Lighting
RT STOP TRNPassenger’s Side Turn Signal,
Stoplamp
BCM Body Control Module
UNLCK2 Power Door Lock 2 (Unlock Feature)
LCK2 Power Door Lock 2 (Lock Feature)
STOP LAMPSStoplamps, Center-High Mounted
StoplampFuses Usage
REAR HVAC Rear Climate Controls
PDMPassenger Door Module, Universal
Home Remote System
AUX PWR Accessory Power Outlets
IS LPS Interior Lamps
UNLCK1 Power Door Lock 1 (Unlock Feature)
OBS DETUltrasonic Rear Parking Assist,
Power Liftgate
LCK1 Power Door Lock 1 (Lock Feature)
REAR WPR Rear Wiper
COOLED
SEATSNot Used
DSMDriver Seat Module, Remote
Keyless Entry System
BODY Harness Connector
BODY Harness Connector
541

To contact NHTSA, you may call the Vehicle
Safety Hotline toll-free at 1-888-327-4236 (TTY:
1-800-424-9153); go to http://www.safercar.gov; or
write to:
Administrator, NHTSA
400 Seventh Street, SW.
Washington, D.C. 20590
You can also obtain other information about motor
vehicle safety from http://www.safercar.gov.
Reporting Safety Defects to
the Canadian Government
If you live in Canada, and you believe that your
vehicle has a safety defect, you should
immediately notify Transport Canada, in addition
to notifying General Motors of Canada Limited.
You may call them at 1-800-333-0510 or write to:
Transport Canada
Place de Ville Tower C
330 Sparks Street
Ottawa, Ontario K1A 0N5
Reporting Safety Defects to General
Motors
In addition to notifying NHTSA (or Transport
Canada) in a situation like this, we certainly hope
you’ll notify us. Please call us at 1-800-GMC-8782
(1-800-462-8782), or write:
GMC Customer Assistance Center
P.O. Box 33172
Detroit, MI 48232-5172
In Canada, please call us at 1-800-263-3777
(English) or 1-800-263-7854 (French). Or, write:
General Motors of Canada Limited
Customer Communication Centre, 163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7
589

Oil
Engine...................................................... 438
Pressure Gage.......................................... 239
Pressure Light.......................................... 240
Oil, Engine Oil Life System.......................... 441
Older Children, Restraints.............................. 61
Online Owner Center................................... 574
OnStar
®System, see OnStar®Manual......... 167
Other Warning Devices................................ 188
Outlet Adjustment......................................... 220
Outlet(s), Accessory Power........................... 208
Outside
Automatic Dimming Mirror......................... 166
Convex Mirror........................................... 166
Curb View Assist Mirrors........................... 166
Heated Mirrors.......................................... 167
Manual Mirrors.......................................... 163
Power Foldaway Mirrors............................ 165
Power Mirrors........................................... 164
Trailer-Tow Mirrors.................................... 163
Overheated Engine Protection
Operating Mode........................................ 454
Owner Checks and Services........................ 560
Owners, Canadian........................................... 3
P
Paint, Damage............................................. 536
Park Aid....................................................... 205
Park (P)
Shifting Into.............................................. 152
Shifting Out of.......................................... 154
Parking
Assist....................................................... 205
Brake........................................................ 151
Over Things That Burn............................. 154
Passenger Airbag Status Indicator................ 228
Passenger Sensing System.......................... 100
Passing........................................................ 353
PASS-Key
®III+............................................ 134
PASS-Key®III+ Operation............................ 134
Power
Accessory Outlet(s)................................... 208
Door Locks............................................... 121
Electrical System...................................... 539
Liftgate..................................................... 125
Lumbar Controls......................................... 11
Retained Accessory (RAP)........................ 138
Running Boards........................................ 129
Seat........................................................... 10
602

Remote Keyless Entry System,
Operation.................................................. 113
Removing the Flat Tire and Installing
the Spare Tire........................................... 513
Removing the Spare Tire and Tools............. 509
Replacement Bulbs...................................... 481
Reporting Safety Defects
Canadian Government.............................. 589
General Motors......................................... 589
United States Government........................ 588
Restraint System Check
Checking the Restraint Systems................ 106
Replacing Restraint System Parts
After a Crash........................................ 107
Retained Accessory Power (RAP)................. 138
Right Front Passenger Position,
Safety Belts................................................ 52
Roadside
Assistance Program.................................. 577
Rocking Your Vehicle to Get it Out............... 388
Routing, Engine Drive Belt........................... 567
Running Boards, Power................................ 129
Running the Engine While Parked................ 156S
Safety Belt
Passenger Reminder Light........................ 227
Pretensioners.............................................. 60
Reminder Light......................................... 226
Safety Belts
Care of..................................................... 531
Center Front Passenger Position................. 53
Driver Position............................................ 44
How to Wear Safety Belts Properly............. 43
Questions and Answers About
Safety Belts............................................. 42
Rear Safety Belt Comfort Guides................ 56
Rear Seat Passengers................................ 54
Right Front Passenger Position................... 52
Safety Belt Extender................................... 60
Safety Belt Use During Pregnancy.............. 52
Safety Belts Are for Everyone..................... 38
Shoulder Belt Height Adjuster..................... 51
Safety Warnings and Symbols.......................... 4
Scheduled Maintenance............................... 555
Seats
60/40 Split Bench Seat............................... 20
Bucket Seats, Rear..................................... 26
Center Seat................................................ 19
604