2007 GMC YUKON DENALI check engine

To check the PARK (P) mechanism’s holding
ability: With the engine running, shift to
PARK (P). Then release the parking brake
followed by the regular brake.
Contact your GM Goodwrench
®dealer if service
is required.
Hood and Liftgate Support Gas Strut
Service
Visually inspect gas strut for signs of wear,
corrosion, cracks, loss of lubricant, or other
damage. Check the hold open ability of gas strut.
If necessary, replace with genuine GM parts.
Underbody Flushing Service
At least every spring, use plain water to ush any
corrosive materials from the underbody. Take
care to clean thoroughly any areas where mud and
other debris can collect.
Recommended Fluids and
Lubricants
Fluids and lubricants identied below by name,
part number, or specication may be obtained
from your dealer.
Usage Fluid/Lubricant
Engine OilEngine oil which meets GM
Standard GM6094M and displays
the American Petroleum Institute
Certied for Gasoline Engines
starburst symbol. GM Goodwrench
®
oil meets all the requirements for
your vehicle. To determine the
proper viscosity for your vehicle’s
engine, seeEngine Oil on page 432.
Engine Coolant50/50 mixture of clean, drinkable
water and use only DEX-COOL
®
Coolant. SeeEngine Coolant on
page 445.
Hydraulic Brake
SystemDelco
®Supreme 11 Brake Fluid or
equivalent DOT-3 brake uid.
Windshield
WasherGM Optikleen
®Washer Solvent.
561

Bucket Seats, Rear....................................... 25
Bulb Replacement....................................... 476
Halogen Bulbs......................................... 476
Headlamp Aiming..................................... 473
License Plate Lamps................................ 477
Replacement Bulbs.................................. 478
Taillamps, Turn Signal, Stoplamps and
Back-up Lamps..................................... 476
Buying New Tires........................................ 498
C
Calibration................................................... 158
California Fuel............................................. 424
California Proposition 65 Warning................ 421
Canadian Owners........................................... 3
Capacities and Specications...................... 546
Carbon Monoxide.....126, 128, 156, 386, 400
Care of
Safety Belts............................................. 530
Your CD and DVD Player........................ 338
Your CDs and DVDs................................ 338
Cargo Cover............................................... 181Cargo Management System........................ 182
Center Console Storage Area...................... 179
Center Front Passenger Position, Safety
Belts.......................................................... 52
Chains, Tire................................................. 504
Charging System Light................................ 232
Check
Engine Light............................................ 237
Checking Things Under the Hood................ 428
Chemical Paint Spotting.............................. 534
Child Restraints
Child Restraint Systems............................. 68
Infants and Young Children........................ 64
Lower Anchors and Tethers for Children..... 74
Older Children........................................... 61
Securing a Child Restraint in a Rear Seat
Position.................................................. 83
Securing a Child Restraint in the Center
Front Seat Position................................. 85
Securing a Child Restraint in the Right
Front Seat Position................................. 86
Where to Put the Restraint........................ 72
Cigarette Lighter.......................................... 214
595

Engine
Air Cleaner/Filter...................................... 437
Battery..................................................... 463
Check and Service Engine Soon Light..... 237
Coolant.................................................... 445
Coolant Heater......................................... 144
Coolant Temperature Gage...................... 236
Drive Belt Routing.................................... 564
Engine Compartment Overview................ 430
Exhaust................................................... 156
Fan Noise................................................ 456
Oil ........................................................... 432
Oil Life System........................................ 435
Overheated Protection Operating Mode.... 450
Overheating............................................. 448
Starting.................................................... 141
Entry Lighting.............................................. 207
Event Data Recorders (EDR)...................... 582
Exit Lighting................................................ 207
Extender, Safety Belt..................................... 60
Exterior Lamps............................................ 203F
Filter
Engine Air Cleaner................................... 437
Finish Damage............................................ 534
Flashers, Hazard Warning........................... 192
Flash-to-Pass.............................................. 195
Flat Tire...................................................... 505
Flat Tire, Changing...................................... 506
Flat Tire, Storing......................................... 522
Fluid
Automatic Transmission............................ 440
Power Steering........................................ 457
Windshield Washer.................................. 458
Fog Lamp Light........................................... 242
Fog Lamps.................................................. 206
Front Axle................................................... 471
Front Reading Lamps.................................. 208
Fuel............................................................ 423
Additives.................................................. 424
California Fuel.......................................... 424
Filling a Portable Fuel Container.............. 428
Filling Your Tank...................................... 426
Fuels in Foreign Countries....................... 425
Gage....................................................... 243
Gasoline Octane...................................... 423
598

Fuel (cont.)
Gasoline Specications............................ 424
Low Warning Light................................... 244
Fuses
Center Instrument Panel Fuse Block........ 540
Fuses and Circuit Breakers...................... 538
Instrument Panel Fuse Block................... 538
Underhood Fuse Block............................. 541
Windshield Wiper..................................... 537
G
Gage
Engine Coolant Temperature.................... 236
Fuel......................................................... 243
Oil Pressure............................................. 240
Speedometer........................................... 227
Tachometer.............................................. 227
Voltmeter Gage........................................ 232
Garage Door Opener..........................166, 167
Gasoline
Octane..................................................... 423
Specications........................................... 424
Glove Box................................................... 178
GM Mobility Reimbursement Program.......... 575
H
Hazard Warning Flashers............................ 192
Head Restraints............................................ 16
Headlamp
Aiming..................................................... 473
Headlamps
Automatic Headlamp System.................... 205
Bulb Replacement.................................... 476
Daytime Running Lamps.......................... 205
Flash-to-Pass........................................... 195
Halogen Bulbs......................................... 476
High/Low Beam Changer......................... 195
On Reminder........................................... 205
Heated Seats................................................ 11
Heater......................................................... 214
Highbeam On Light..................................... 242
High-Speed Operation, Tires........................ 490
Highway Hypnosis....................................... 383
Hill and Mountain Roads............................. 384
Hood
Checking Things Under............................ 428
Release................................................... 429
Horn............................................................ 192
How to Use This Manual................................ 3
How to Wear Safety Belts Properly............... 43
599

N
Navigation/Radio System, see Navigation
Manual..................................................... 321
New Vehicle Break-In.................................. 139
Normal Maintenance Replacement Parts..... 563
O
Odometer.................................................... 227
Odometer, Trip............................................ 227
Off-Road Driving.......................................... 359
Off-Road Recovery...................................... 355
Oil
Engine..................................................... 432
Pressure Gage......................................... 240
Pressure Light.......................................... 241
Oil, Engine Oil Life System......................... 435
Older Children, Restraints............................. 61
Online Owner Center................................... 573
OnStar
®System, see OnStar®Manual........ 164
Other Warning Devices................................ 192
Outlet Adjustment........................................ 222
Outlet(s), Accessory Power.......................... 213Outside
Power Foldaway Mirrors........................... 161
Overheated Engine Protection
Operating Mode....................................... 450
Owner Checks and Services....................... 557
Owners, Canadian.......................................... 3
P
Paint, Damage............................................ 534
Park Aid...................................................... 208
Park (P)
Shifting Into............................................. 153
Shifting Out of......................................... 154
Parking
Assist....................................................... 208
Brake....................................................... 152
Over Things That Burn............................ 155
Passenger Airbag Status Indicator............... 230
Passenger Sensing System......................... 101
Passing....................................................... 356
PASS-Key
®III+........................................... 136
PASS-Key®III+ Operation........................... 137
602

Recreational Vehicle Towing........................ 398
Remote Keyless Entry System.................... 114
Remote Keyless Entry System, Operation ... 116
Removing the Flat Tire and Installing the
Spare Tire................................................ 512
Removing the Spare Tire and Tools............ 507
Replacement Bulbs..................................... 478
Reporting Safety Defects
Canadian Government............................. 588
General Motors........................................ 589
United States Government....................... 588
Restraint System Check
Checking the Restraint Systems............... 108
Replacing Restraint System Parts After a
Crash................................................... 109
Retained Accessory Power (RAP)................ 141
Right Front Passenger Position, Safety
Belts.......................................................... 51
Roadside
Assistance Program................................. 575
Rocking Your Vehicle to Get it Out.............. 390
Routing, Engine Drive Belt.......................... 564
Running Boards, Power............................... 132
Running the Engine While Parked............... 157S
Safety Belt
Passenger Reminder Light....................... 228
Pretensioners............................................. 60
Reminder Light........................................ 228
Safety Belts
Care of.................................................... 530
Center Front Passenger Position................ 52
Driver Position........................................... 43
How to Wear Safety Belts Properly............ 43
Questions and Answers About Safety
Belts....................................................... 42
Rear Safety Belt Comfort Guides............... 56
Rear Seat Passengers............................... 53
Right Front Passenger Position.................. 51
Safety Belt Extender.................................. 60
Safety Belt Use During Pregnancy............. 51
Safety Belts Are for Everyone.................... 38
Shoulder Belt Height Adjuster.................... 50
Safety Warnings and Symbols......................... 4
Scheduled Maintenance............................... 551
Seats
60/40 Split Bench Seat.............................. 18
Bucket Seats, Rear.................................... 25
Head Restraints......................................... 16
Heated Seats............................................. 11
604