air filter BUICK REGAL 2016 User Guide

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
308 Service and Maintenance
Maintenance Schedule
Additional Required
Services - Normal12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi
60 000 km/37,500 mi
72 000 km/45,000 mi
84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi
120 000 km/75,000 mi
132 000 km/82,500 mi
144 000 km/90,000 mi
156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi
204 000 km/127,500 mi
216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace passenger compartment air filter. (1)@ @@@@@
Inspect evaporative control system. (2)@ @@
Replace engine air cleaner filter. (3)@@@
Except 2.0L Engine: Replace spark plugs. Inspect
spark plug wires.@
2.0L Engine Only: Replace spark plugs. Inspect
spark plug wires.@ @
Drain and fill engine cooling system. (4)@
Except with eAssist: Visually inspect accessory
drive belts. (5)@
Vehicles with eAssist: Visually inspect accessory
drive belts. (5)@
Replace brake fluid. (6)

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
Service and Maintenance 309
Footnotes—Maintenance
Schedule Additional Required
Services - Normal
(1) Or every two years, whichever
comes first. More frequent
passenger compartment air filter
replacement may be needed if
driving in areas with heavy traffic,
poor air quality, high dust levels,
or environmental allergens.
Passenger compartment air filter
replacement may also be needed if
there is reduced airflow, window
fogging, or odors. Your GM dealer
can help determine when to replace
the filter. (2)
Check all fuel and vapor lines
and hoses for proper hook-up,
routing, and condition.
(3) Or every four years, whichever
comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.
(4) Or every five years, whichever
comes first. See Cooling
System 0233. (5)
Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(6) Replace brake fluid every five
years. See Brake Fluid 0240.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
310 Service and Maintenance
Maintenance Schedule
Additional Required
Services - Severe12 000 km/7,500 mi
24 000 km/15,000 mi
36 000 km/22,500 mi
48 000 km/30,000 mi
60 000 km/37,500 mi
72 000 km/45,000 mi
84 000 km/52,500 mi
96 000 km/60,000 mi
108 000 km/67,500 mi
120 000 km/75,000 mi
132 000 km/82,500 mi
144 000 km/90,000 mi
156 000 km/97,500 mi
168 000 km/105,000 mi 180 000 km/112,500 mi
192 000 km/120,000 mi
204 000 km/127,500 mi
216 000 km/135,000 mi
228 000 km/142,500 mi
240 000 km/150,000 mi
Rotate tires and perform Required Services.
Check engine oil level and oil life percentage.
Change engine oil and filter, if needed.@ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @ @
Replace passenger compartment air filter. (1)@ @@@@@
Inspect evaporative control system. (2)@ @@
Replace engine air cleaner filter. (3)@@@
Change automatic transmission fluid.@@@
Except 2.0L Engine: Replace spark plugs. Inspect
spark plug wires.@
2.0L Engine Only: Replace spark plugs. Inspect
spark plug wires.@ @
Drain and fill engine cooling system. (4)@
Except with eAssist: Visually inspect accessory
drive belts. (5)@
Vehicles with eAssist: Visually inspect accessory
drive belts. (5)@
Replace brake fluid. (6)

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
Service and Maintenance 311
Footnotes—Maintenance
Schedule Additional Required
Services - Severe
(1) Or every two years, whichever
comes first. More frequent
passenger compartment air filter
replacement may be needed if
driving in areas with heavy traffic,
poor air quality, high dust levels,
or environmental allergens.
Passenger compartment air filter
replacement may also be needed if
there is reduced airflow, window
fogging, or odors. Your GM dealer
can help determine when to replace
the filter.
(2) Check all fuel and vapor lines
and hoses for proper hook-up,
routing, and condition. (3)
Or every four years, whichever
comes first. If driving in dusty
conditions, inspect the filter at each
oil change or more often as needed.
(4) Or every five years, whichever
comes first. See Cooling
System 0233.
(5) Or every 10 years, whichever
comes first. Inspect for fraying,
excessive cracking, or damage;
replace, if needed.
(6) Replace brake fluid every five
years. See Brake Fluid 0240.Special Application
Services
.
Severe Commercial Use
Vehicles Only: Lubricate chassis
components every 5 000 km/
3,000 mi.
. Have underbody flushing service
performed. See "Underbody
Maintenance" in Exterior
Care 0295.

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
316 Service and Maintenance
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 55560894 A3128C
Engine Oil Filter
2.0L L4 Engine 12640445 PF64
2.4L L4 Engine 12605566 PF457G
Passenger Compartment Air Filter Element 13356914 CF184
Spark Plugs
2.0L L4 Engine 12647827 41–125
2.4L L4 Engine 12620540 41–108
Wiper Blades
Driver Side –60.0 cm (23.62 in) 13227404 —
Passenger Side –45.0 cm (17.7 in) 13227405 —

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
Technical Data 319
Vehicle Data
Capacities and Specifications
ApplicationCapacities
Metric English
Air Conditioning Refrigerant For the air conditioning system refrigerant type and charge amount, see the refrigerant label under thehood. See your dealer for more information.
Engine Cooling System 2.0L L4 Engine 7.4 L 7.8 qt
2.4L L4 Engine (LEA) 7.1 L 7.5 qt
2.4L L4 Engine (LUK) 9.6 L 10.1 qt
Engine Oil with Filter 2.0L L4 Engine (FWD) 4.7 L 5.0 qt
2.0L L4 Engine (AWD) 5.7 L 6.0 qt
2.4L L4 Engine 4.7 L 5.0 qt
Fuel Tank 2.0L L4 Engine (FWD) 70.4 L 18.6 gal
2.0L L4 Engine (AWD) 74.0 L 19.5 gal
2.4L L4 Engine (LEA) 70.4 L 18.6 gal

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
346 Index
IndexA
Accessories andModifications . . . . . . . . . . . . . . . . . . 221
Accessory Power . . . . . . . . . . . . . . . 183
Adaptive Cruise Control . . . . . . . . 197
Add-On Electrical Equipment . . . 218
Additional Information OnStar
®. . . . . . . . . . . . . . . . . . . . . . 340
Additional Maintenance and Care . . . . . . . . . . . . . . . . . . . . . . 312
Adjustments Lumbar, Front Seats . . . . . . . . . . . . 52
Air Cleaner/Filter, Engine . . . . . . . 231
Air Filter, Passenger Compartment . . . . . . . . . . . . . . . . . 162
Air Intake . . . . . . . . . . . . . . . . . . . . . . . 162
Air Vents . . . . . . . . . . . . . . . . . . . . . . . 161
Airbag System Check . . . . . . . . . . . . . . . . . . . . . . . . . . 74
How Does an Airbag
Restrain? . . . . . . . . . . . . . . . . . . . . . 67
Passenger Sensing System . . . . 69
What Makes an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 67
What Will You See after an Airbag Inflates? . . . . . . . . . . . . . . . 68
When Should an Airbag Inflate? . . . . . . . . . . . . . . . . . . . . . . . . 66 Airbag System (cont'd)
Where Are the Airbags? . . . . . . . . 65
Airbags Adding Equipment to the
Vehicle . . . . . . . . . . . . . . . . . . . . . . . . 74
Passenger Status Indicator . . . .114
Readiness Light . . . . . . . . . . . . . . .114
Servicing Airbag-Equipped Vehicles . . . . . . . . . . . . . . . . . . . . . . . 73
System Check . . . . . . . . . . . . . . . . . . 64
Alarm Vehicle Security . . . . . . . . . . . . . . . . 40
Alert Lane Change . . . . . . . . . . . . . . . . . 210
Side Blind Zone (SBZA) . . . . . . 210
All-Season Tires . . . . . . . . . . . . . . . . 254
All-Wheel Drive . . . . . . . . . . . . 188, 242
Antilock Brake System (ABS) . . . 189 Warning Light . . . . . . . . . . . . . . . . . .119
Appearance Care Exterior . . . . . . . . . . . . . . . . . . . . . . . 295
Interior . . . . . . . . . . . . . . . . . . . . . . . . 300
Ashtrays . . . . . . . . . . . . . . . . . . . . . . . . 103
Assistance Program,
Roadside . . . . . . . . . . . . . . . . . . . . . . 326
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . . 207

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
Index 349
E
Electric Parking Brake Light . . . . 118
Electrical Equipment,Add-On . . . . . . . . . . . . . . . . . . . . . . . 218
Electrical System
Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . 249
Fuses and Circuit Breakers . . . 249
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 252
Overload . . . . . . . . . . . . . . . . . . . . . 248
Emergency OnStar
®. . . . . . . . . . . . . . . . . . . . . . 337
Energy Information . . . . . . . . . . . . . 125
Engine
Air Cleaner/Filter . . . . . . . . . . . . . 231
Check and Service EngineSoon Light . . . . . . . . . . . . . . . . . . .116
Compartment Overview . . . . . . . 223
Coolant . . . . . . . . . . . . . . . . . . . . . . . 235
Coolant Temperature
Gauge . . . . . . . . . . . . . . . . . . . . . . .112
Coolant Temperature Warning Light . . . . . . . . . . . . . . . 121
Cooling System . . . . . . . . . . . . . . . 233
Cooling System Messages . . . 133
Drive Belt Routing . . . . . . . . . . . . 321
Exhaust . . . . . . . . . . . . . . . . . . . . . . 185 Engine (cont'd)
Heater . . . . . . . . . . . . . . . . . . . . . . . . 181
Oil Life System . . . . . . . . . . . . . . . 230
Oil Messages . . . . . . . . . . . . . . . . . 134
Oil Pressure Light . . . . . . . . . . . . 121
Overheating . . . . . . . . . . . . . . . . . . 237
Power Messages . . . . . . . . . . . . . 134
Running While Parked . . . . . . . . 185
Starting . . . . . . . . . . . . . . . . . . . . . . . 178
Entry Lighting . . . . . . . . . . . . . . . . . . . 154
Event Data Recorders . . . . . . . . . . 334
Exit Lighting . . . . . . . . . . . . . . . . . . . . 154
Extender, Safety Belt . . . . . . . . . . . . 62
Exterior Lamp Controls . . . . . . . . . 150
Exterior Lamps Off Reminder . . . 150
F
Features Memory . . . . . . . . . . . . . . . . . . . . . . . . . 11
Filter, Engine Air Cleaner . . . . . . . . . . . 231
Flash-to-Pass . . . . . . . . . . . . . . . . . . . 151
Flashers, Hazard Warning . . . . . . 152
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . 273 Changing . . . . . . . . . . . . . . . . . . . . . 282
Floor Mats . . . . . . . . . . . . . . . . . . . . . . 302
Fluid Automatic Transmission . . . . . . 231
Brakes . . . . . . . . . . . . . . . . . . . . . . . . 240 Fluid (cont'd)
Washer . . . . . . . . . . . . . . . . . . . . . . . 239
Fog Lamps Bulb Replacement . . . . . . . 153, 246
Folding Mirrors . . . . . . . . . . . . . . . . . . 44
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . 207
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . 332
Front Automatic Braking (FAB) System . . . . . . . . . . . . . . . . . 209
Front Fog Lamp Light . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Front Seats
Adjustment . . . . . . . . . . . . . . . . . . . . . 51
Heated . . . . . . . . . . . . . . . . . . . . . . . . . 55
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . 214 Additives . . . . . . . . . . . . . . . . . . . . . 215
Economy Driving . . . . . . . . . . . . . . . 24
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . 217
Filling the Tank . . . . . . . . . . . . . . . 215
Foreign Countries . . . . . . . . . . . . 215
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . 111
Low Fuel Warning Light . . . . . . . 122
Requirements, California . . . . . 215
System Messages . . . . . . . . . . . . 134

Buick Regal Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
9159380) - 2016 - CRC - 2/23/16
Index 353
Parking (cont'd)Brake and P (Park)
Mechanism Check . . . . . . . . . . 243
Over Things That Burn . . . . . . . 184
Parking or Backing Assistance Systems . . . . . . . . . . 204
Passenger Airbag Status Indicator . . . . . . . . . . . . . . . . . . . . . . 114
Passenger Compartment Air
Filter . . . . . . . . . . . . . . . . . . . . . . . . . . 162
Passenger Sensing System . . . . . 69
Perchlorate Materials Requirements, California . . . . . . 220
Personalization
Vehicle . . . . . . . . . . . . . . . . . . . . . . . 140
Power Door Locks . . . . . . . . . . . . . . . . . . . . . 36
Flows . . . . . . . . . . . . . . . . . . . . . . . . . 124
Mirrors . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Outlets . . . . . . . . . . . . . . . . . . . . . . . 101
Protection, Battery . . . . . . . . . . . . 155
Retained Accessory (RAP) . . . 183
Seat Adjustment . . . . . . . . . . . . . . . . 52
Windows . . . . . . . . . . . . . . . . . . . . . . . 45
Pregnancy, Using Safety Belts . . . 62
Privacy Vehicle Data Recording . . . . . . . 333 Program
Courtesy Transportation . . . . . . 328
Proposition 65 Warning,
California . . . . . . . . . 220, 241, 288, 289
R
Radio Frequency Statement . . . . 332
Reading Lamps . . . . . . . . . . . . . . . . . 154
Rear Seats . . . . . . . . . . . . . . . . . . . . . . 56
Rear Storage . . . . . . . . . . . . . . . . . . . . 96
Rearview Mirrors
Automatic Dimming . . . . . . . . . . . . . 44
Reclining Seatbacks . . . . . . . . . . . . . 52
Recommended Fluids and Lubricants . . . . . . . . . . . . . . . . . . . . . 315
Records Maintenance . . . . . . . . . . . . . . . . . . 317
Recreational Vehicle Towing . . . . 293
Reimbursement Program, GM Mobility . . . . . . . . . . . . . . . . . . . 325
Remote Keyless Entry (RKE)
System . . . . . . . . . . . . . . . . . . . . . . . . . 28
Remote Vehicle Start . . . . . . . . . . . . 34
Replacement Bulbs . . . . . . . . . . . . . 248
Replacement Parts Airbags . . . . . . . . . . . . . . . . . . . . . . . . . 75
Maintenance . . . . . . . . . . . . . . . . . . 316 Replacing Airbag System . . . . . . . . 75
Replacing LATCH System
Parts after a Crash . . . . . . . . . . . . . 89
Replacing Safety Belt System Parts after a Crash . . . . . . . . . . . . . 63
Reporting Safety Defects Canadian Government . . . . . . . . 333
General Motors . . . . . . . . . . . . . . . 333
U.S. Government . . . . . . . . . . . . . 332
Restraints Where to Put . . . . . . . . . . . . . . . . . . . 81
Retained Accessory Power (RAP) . . . . . . . . . . . . . . . . . . 183
Ride Control Systems Messages . . . . . . . . . . . . . . . . . . . . 137
Selective . . . . . . . . . . . . . . . . . . . . . 193
Roads Driving, Wet . . . . . . . . . . . . . . . . . . 168
Roadside Assistance Program . . . . . . . . . . . . . . . . . . . . . . . 326
Roof
Sunroof . . . . . . . . . . . . . . . . . . . . . . . . . 47
Rotation, Tires . . . . . . . . . . . . . . . . . . 267
Routing, Engine Drive Belt . . . . . . 321
Running the Vehicle While Parked . . . . . . . . . . . . . . . . . . . . . . . . 185