
Cadillac ATS/ATS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12460272) - 2019 - crc - 5/8/18
SERVICE AND MAINTENANCE 335
.To avoid break-down or failure to
start the vehicle, maintain a
battery with full cranking power.
. Trained dealer technicians have
the diagnostic equipment to test
the battery and ensure that the
connections and cables are
corrosion-free.
Belts
. Belts may need replacing if they
squeak or show signs of cracking
or splitting.
. Trained dealer technicians have
access to tools and equipment to
inspect the belts and recommend
adjustment or replacement when
necessary.
Brakes
Brakes stop the vehicle and are crucial
to safe driving.
. Signs of brake wear may include
chirping, grinding, or squealing
noises, or difficulty stopping. .
Trained dealer technicians have
access to tools and equipment to
inspect the brakes and recommend
quality parts engineered for the
vehicle.
Fluids
Proper fluid levels and approved fluids
protect the vehicle’s systems and
components. See Recommended Fluids
and Lubricants 0337 for GM approved
fluids.
. Engine oil and windshield washer
fluid levels should be checked at
every fuel fill.
. Instrument cluster lights may
come on to indicate that fluids
may be low and need to be filled.
Hoses
Hoses transport fluids and should be
regularly inspected to ensure that
there are no cracks or leaks. With a
multi-point inspection, your dealer
can inspect the hoses and advise if
replacement is needed. Lamps
Properly working headlamps,
taillamps, and brake lamps are
important to see and be seen on
the road.
.
Signs that the headlamps need
attention include dimming, failure
to light, cracking, or damage. The
brake lamps need to be checked
periodically to ensure that they
light when braking.
. With a multi-point inspection,
your dealer can check the lamps
and note any concerns.
Shocks and Struts
Shocks and struts help aid in control
for a smoother ride.
. Signs of wear may include steering
wheel vibration, bounce/sway
while braking, longer stopping
distance, or uneven tire wear.
. As part of the multi-point
inspection, trained dealer
technicians can visually inspect
the shocks and struts for signs of

Cadillac ATS/ATS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12460272) - 2019 - crc - 5/8/18
376 INDEX
G
Garage Door Opener . . . . . . . . . . . . . . . . 140Programming . . . . . . . . . . . . . . . . . . . . . . 140
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . . . . . . 270
Gauges Engine Coolant Temperature . . . . 117
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . 116
Speedometer . . . . . . . . . . . . . . . . . . . . . . 116
Tachometer . . . . . . . . . . . . . . . . . . . . . . . 116
Trip Odometer . . . . . . . . . . . . . . . . . . . . 116
Warning Lights andIndicators . . . . . . . . . . . . . . . . . . . . . . . . 112
General Information
Service and Maintenance . . . . . . . . 326
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . 243
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
GM Mobility Reimbursement Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349
H
Halogen Bulbs . . . . . . . . . . . . . . . . . . . . . . 271
Hazard Warning Flashers . . . . . . . . . . 148
Head Restraints . . . . . . . . . . . . . . . . . . . . . . 52
Head-up Display . . . . . . . . . . . . . . . . . . . . 131 Headlamps
Adaptive Forward
Lighting (AFL) . . . . . . . . . . . . . . . . . . . 148
Aiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 271
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . 147
Bulb Replacement . . . . . . . . . . . . . . . . 271
Daytime Running Lamps (DRL) . . . . . . . . . . . . . . . . . . . . 146
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 146
High Intensity Discharge (HID) Lighting . . . . . . . . . . . . . . . . . . . 272
High-Beam On Light . . . . . . . . . . . . . . 127
High/Low Beam Changer . . . . . . . . . 146
Lamps On Reminder . . . . . . . . . . . . . . 128
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 107
Heated
Steering Wheel . . . . . . . . . . . . . . . . . . . . 105
Heated Front Seats . . . . . . . . . . . . . . . . . . 61
Heated Mirrors . . . . . . . . . . . . . . . . . . . . . . . 46
Heater Engine . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Heating . . . . . . . . . . . . . . . . . . . . . . . . .158, 162
High-Beam On Light . . . . . . . . . . . . . . . . 127
High-Speed Operation . . . . . . . . . . . . . . 291
Hill and Mountain Roads . . . . . . . . . . 179
Hill Start Assist (HSA) . . . . . . . . . . . . . 204
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 106 How to Wear Seat Belts Properly . . . 65
HVAC . . . . . . . . . . . . . . . . . . . . . . . . . . .158, 162
Hydraulic Clutch . . . . . . . . . . . . . . . . . . . . 255
I
Ignition Positions . . . . . . . . . . . . . . . . . . . 185
Immobilizer . . . . . . . . . . . . . . . . . . . . . . . . . . 44
Indicator
Vehicle Ahead . . . . . . . . . . . . . . . . . . . . . 124
Infants and Young Children, Restraints . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Information
Publication Ordering . . . . . . . . . . . . . 355
Infotainment . . . . . . . . . . . . . . . . . . . . . . . . 152
Infotainment System . . . . . . . . . . . . . . . 359
Instrument Cluster . . . . . . . . . . . . . . . . . 113
Instrument Panel Storage Area . . . . . . . . . . . . . . . . . . . . . . 101
Instrument Panel Overview . . . . . . . . . . . 6
Interior Rearview Mirrors . . . . . . . . . . . 46
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . . 312
K
Keyless Entry Remote (RKE) System . . . . . . . . . . . . . . 29
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28

Cadillac ATS/ATS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12460272) - 2019 - crc - 5/8/18
INDEX 377
L
Labeling, Tire Sidewall . . . . . . . . . . . . . 285
LampsCourtesy . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Daytime Running (DRL) . . . . . . . . . . 146
Dome . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Exterior Controls . . . . . . . . . . . . . . . . . . 144
Exterior Lamps Off Reminder . . . . 146
Exterior Lighting BatterySaver . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
License Plate . . . . . . . . . . . . . . . . . . . . . . 273
Malfunction Indicator (Check Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . 120
On Reminder . . . . . . . . . . . . . . . . . . . . . . 128
Reading . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Lane Change Alert (LCA) . . . . . . . . . . . 232
Lane Departure Warning (LDW) . . . . . . . . . . . . . . . . . . . 234
Lane Keep Assist (LKA) . . . . . . . . . . . . 234
Lane Keep Assist Light . . . . . . . . . . . . . 123
Lap-Shoulder Belt . . . . . . . . . . . . . . . . . . . . 67
LATCH System
Replacing Parts after a Crash . . . . . . 95
LATCH, Lower Anchors and
Tethers for Children . . . . . . . . . . . . . . . 90
LED Lighting . . . . . . . . . . . . . . . . . . . . . . . . 272
Lighting Adaptive Forward . . . . . . . . . . . . . . . . . 148 Lighting (cont'd)
Entry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Exit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 151
Illumination Control . . . . . . . . . . . . . . 149
LED . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Lights Adaptive Forward Lighting(AFL) Light . . . . . . . . . . . . . . . . . . . . . . 127
Airbag Readiness . . . . . . . . . . . . . . . . . 118
Antilock Brake System (ABS)
Warning . . . . . . . . . . . . . . . . . . . . . . . . . 123
Brake System Warning . . . . . . . . . . . 122
Charging System . . . . . . . . . . . . . . . . . . 120
Check Engine (Malfunction Indicator) . . . . . . . . . . . . . . . . . . . . . . . . 120
Cruise Control . . . . . . . . . . . . . . . . . . . . . 128
Door Ajar . . . . . . . . . . . . . . . . . . . . . . . . . . 128
Engine Coolant Temperature Warning . . . . . . . . . . . . . . . . . . . . . . . . . 125
Engine Oil Pressure . . . . . . . . . . . . . . . 126
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 146
High-Beam On . . . . . . . . . . . . . . . . . . . . 127
High/Low Beam Changer . . . . . . . . . 146
Lane Keep Assist . . . . . . . . . . . . . . . . . . 123
Low Fuel Warning . . . . . . . . . . . . . . . . 126
Parking Brake . . . . . . . . . . . . . . . . . . . . . 122
Seat Belt Reminders . . . . . . . . . . . . . . 117
Security . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 Lights (cont'd)
Service Electric Parking Brake . . . 123
StabiliTrak OFF . . . . . . . . . . . . . . . . . . . 124
Tire Pressure . . . . . . . . . . . . . . . . . . . . . . 125
Traction Control System
(TCS)/StabiliTrak . . . . . . . . . . . . . . . . 125
Traction Off . . . . . . . . . . . . . . . . . . . . . . . 124
Limited-Slip Rear Axle . . . . . . . . . . . . . 212
Locks Automatic Door . . . . . . . . . . . . . . . . . . . . . 40
Delayed Locking . . . . . . . . . . . . . . . . . . . . 39
Door . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 37
Lockout Protection . . . . . . . . . . . . . . . . . 40
Power Door . . . . . . . . . . . . . . . . . . . . . . . . . . 39
Loss of Control . . . . . . . . . . . . . . . . . . . . . . 173
Low Fuel Warning Light . . . . . . . . . . . 126
Lower Anchors and Tethers for Children (LATCH System) . . . . . . . . . 90
Lumbar Adjustment . . . . . . . . . . . . . . . . . 56 Front Seats . . . . . . . . . . . . . . . . . . . . . . . . . . 56
M
MaintenanceRecords . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
Maintenance and Care Additional . . . . . . . . . . . . . . . . . . . . . . . . . 334
Maintenance Schedule . . . . . . . . . . . . . 327

Cadillac ATS/ATS-V Owner Manual (GMNA-Localizing-U.S./Canada/Mexico-
12460272) - 2019 - crc - 5/8/18
382 INDEX
W
WarningBrake System Light . . . . . . . . . . . . . . . 122
Caution and Danger . . . . . . . . . . . . . . . . . 3
Lane Departure (LDW) . . . . . . . . . . . 234
Warning Lights, Gauges, and Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . 112
Warnings Hazard Flashers . . . . . . . . . . . . . . . . . . . 148
Washer Fluid . . . . . . . . . . . . . . . . . . . . . . . . 263
Washer, Headlamps . . . . . . . . . . . . . . . . 107
Wheels
Alignment and Tire Balance . . . . . 301
Different Size . . . . . . . . . . . . . . . . . . . . . . 299
Replacement . . . . . . . . . . . . . . . . . . . . . . 301
When It Is Time for New Tires . . . . 297
Where to Put the Restraint . . . . . . . . . 89
Windows . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47 Power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 47
Windshield Replacement . . . . . . . . . . . . . . . . . . . . . . 270
Wiper/Washer . . . . . . . . . . . . . . . . . . . . . 106
Winter Driving . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Winter Tires . . . . . . . . . . . . . . . . . . . . . . . . . 283
Wiper Blade Replacement . . . . . . . . . . 269
Wireless Charging . . . . . . . . . . . . . . . . . . 109