2007 BUICK LUCERNE coolant temperature

(f)Lubricate all key lock cylinders. Lubricate all
hinges and latches, including those for the hood,
rear compartment, glove box door, and console
door. More frequent lubrication may be required
when exposed to a corrosive environment.
Applying silicone grease on weatherstrips with a
clean cloth will make them last longer, seal better,
and not stick or squeak.
(g)If you drive regularly under dusty conditions,
the lter may require replacement more often.
(h)Change automatic transaxle uid and lter if the
vehicle is mainly driven under one or more of
these conditions:
In heavy city traffic where the outside
temperature regularly reaches 90°F (32°C) or
higher.
In hilly or mountainous terrain.
When doing frequent trailer towing.
Uses such as found in taxi, police, or delivery
service.(j)Drain, ush, and rell cooling system. This
service can be complex; you should have
your dealer perform this service. See Engine
Coolant on page 347 for what to use. Inspect
hoses. Clean radiator, condenser, pressure cap,
and ller neck. Pressure test the cooling
system and pressure cap.
(k)A uid loss in any vehicle system could
indicate a problem. Have the system inspected
and repaired and the uid level checked. Add uid
if needed.
(l)Inspect throttle body bore and valve plates for
deposits. Open the throttle valve and inspect
all surfaces. Clean as required.
(m)If you drive regularly under dusty conditions,
inspect the lter at each engine oil change.
(n)Visually inspect belt for fraying, excessive
cracks, or obvious damage. Replace belt if
necessary.
447

Cleaning (cont.)
Washing Your Vehicle.............................. 422
Weatherstrips........................................... 422
Windshield and Wiper Blades................... 423
Climate Control System............................... 182
Air Filter, Passenger Compartment........... 192
Dual Automatic......................................... 186
Outlet Adjustment..................................... 192
Collision Damage Repair............................. 472
Comfort Guides, Rear Safety Belt................. 39
Compact Spare Tire.................................... 418
Compass............................ 19,130, 132, 218
Content Theft-Deterrent............................... 110
Control of a Vehicle..................................... 280
Convenience Net......................................... 152
Coolant
Engine Temperature Gage........................ 204
Engine Temperature Warning Light........... 204
Heater, Engine......................................... 117
Cooled Seats................................................ 12
Cooling System..................................354, 360
Cornering Lamps......................................... 173
Courtesy Lamps.......................................... 174
Cruise Control............................................. 167
Cruise Control Light.................................... 210
Cupholder(s)................................................ 151Customer Assistance Information
Courtesy Transportation........................... 469
Customer Assistance for
Text Telephone (TTY) Users................. 464
Customer Assistance Offices.................... 464
Customer Satisfaction Procedure.............. 460
GM Mobility Reimbursement Program...... 465
Reporting Safety Defects to
General Motors..................................... 478
Reporting Safety Defects to the
Canadian Government.......................... 477
Reporting Safety Defects to the
United States Government.................... 477
Roadside Assistance Program.................. 466
Service Publications Ordering
Information........................................... 478
D
Daytime Running Lamps............................. 172
Delayed Entry Lighting................................ 174
Delayed Exit Lighting................................... 175
DIC Compass.............................................. 218
Disc, MP3................................................... 262
Doing Your Own Service Work.................... 326
484

Door
Delayed Locking...................................... 103
Locks....................................................... 102
Power Door Locks................................... 103
Programmable Automatic Door Locks....... 104
Rear Door Security Locks........................ 104
Driver
Position, Safety Belt................................... 25
Driver Information Center (DIC)................... 212
DIC Controls and Displays....................... 212
DIC Vehicle Customization....................... 231
DIC Warnings and Messages................... 221
Driving
At Night................................................... 291
City.......................................................... 296
Defensive................................................. 276
Drunken................................................... 277
Freeway................................................... 297
Hill and Mountain Roads.......................... 300
In Rain and on Wet Roads...................... 293
Rocking Your Vehicle to Get it Out.......... 307
Winter...................................................... 302
Dual Automatic Climate Control System....... 186E
Electric Power Management........................ 176
Electrical System
Add-On Equipment................................... 428
Fuses and Circuit Breakers...................... 428
Power Windows and
Other Power Options............................ 428
Rear Underseat Fuse Block..................... 431
Underhood Fuse Block............................. 428
Engine
Air Cleaner/Filter...................................... 342
Battery..................................................... 370
Check and Service Engine Soon Light..... 206
Coolant.................................................... 347
Coolant Heater......................................... 117
Coolant Temperature Gage...................... 204
Coolant Temperature Warning Light.......... 204
Drive Belt Routing.................................... 454
Engine Compartment Overview ................ 334
Exhaust................................................... 127
Oil ........................................................... 337
Oil Life System........................................ 340
485

G
Gage
Engine Coolant Temperature.................... 204
Fuel......................................................... 211
Speedometer........................................... 196
Tachometer.............................................. 196
Garage Door Opener..........................139, 140
Gasoline
Octane..................................................... 327
Specications........................................... 328
Glove Box................................................... 151
GM Mobility Reimbursement Program.......... 465
H
Hazard Warning Flashers............................ 160
Head Restraints............................................ 17
Headlamp
Aiming..................................................... 377Headlamps
Bulb Replacement.................................... 380
Daytime Running Lamps.......................... 172
Flash-to-Pass........................................... 164
Halogen Bulbs......................................... 380
High/Low Beam Changer......................... 163
On Reminder........................................... 171
Wiper Activated........................................ 171
Heated Seats......................................... 11, 12
Heated Steering Wheel............................... 161
Heater......................................................... 182
Heater......................................................... 186
Highbeam On Light..................................... 210
Highway Hypnosis....................................... 299
Hill and Mountain Roads............................. 300
Hood
Checking Things Under............................ 332
Release................................................... 333
Horn............................................................ 160
How to Use This Manual ................................ 4
How to Wear Safety Belts Properly............... 25
487

Light (cont.)
Cruise Control.......................................... 210
Engine Coolant Temperature Warning....... 204
Fog Lamp................................................ 210
Highbeam On.......................................... 210
Malfunction Indicator................................ 206
Oil Pressure............................................. 209
Passenger Airbag Status Indicator............ 198
Passenger Safety Belt Reminder.............. 197
Safety Belt Reminder............................... 196
Security................................................... 210
StabiliTrak
®Indicator................................ 203
TCS Warning Light.................................. 202
Tire Pressure........................................... 205
Traction Control System (TCS) Warning..... 202
Lighting
Delayed Entry.......................................... 174
Delayed Exit............................................ 175
Entry........................................................ 174
Perimeter................................................. 175
Theater Dimming..................................... 175
Loading Your Vehicle................................... 307
Locks
Delayed Locking...................................... 103
Door........................................................ 102
Lockout Protection................................... 105
Power Door............................................. 103Locks (cont.)
Programmable Automatic Door Locks....... 104
Rear Door Security Locks........................ 104
Loss of Control........................................... 290
Lumbar
Power Controls.......................................... 10
M
Maintenance Schedule
Additional Required Services.................... 444
At Each Fuel Fill...................................... 448
At Least Once a Month............................ 449
At Least Once a Year .............................. 449
Introduction.............................................. 440
Maintenance Footnotes............................ 446
Maintenance Record................................ 455
Maintenance Requirements...................... 440
Normal Maintenance Replacement Parts.... 453
Owner Checks and Services.................... 448
Recommended Fluids and Lubricants....... 452
Scheduled Maintenance........................... 442
Using....................................................... 440
Your Vehicle and the Environment............ 440
Malfunction Indicator Light........................... 206
Manual Passenger Seat.................................. 9
Memory Seat and Mirrors.............................. 13
489