Page 248 of 368

Cadillac ELR Owner Manual (GMNA-Localizing-U.S/Canada-9087644) -
2016 - crc - 9/17/15
Vehicle Care 247
1. Retaining Clips
2. Air Duct Clamp
3. Electrical Connector
To inspect or replace the air filter:1. Open the hood. See Hood 0240.
2. Locate the engine air cleaner/ filter assembly on the
passenger side of the engine
compartment. See Engine
Compartment Overview 0242.
3. Disconnect the air duct by loosening the air duct
clamp (2).
4. Disconnect the electrical connector (3). 5. Lift the retaining clips (1) from
the engine air cleaner/filter
assembly.
6. Turn and tilt the air cleaner/ filter cover slightly upward and
slide it out. Remove the air
cleaner/filter.
How to Reinstall the Engine
Air Cleaner/Filter
1. Install the air filter into theengine air cleaner/filter
assembly. The outer air filter
seal must be fitted properly in
the engine air cleaner/filter
assembly.
2. Replace the air cleaner/filter cover by lowering it to meet the
bottom of the engine air
cleaner/filter assembly. Place
the retaining clips (1) on the
engine air cleaner/filter
assembly and secure. The rear
tabs must be secured into the
lower portion of the air cleaner/
filter.
3. Reconnect the air duct and tighten the air duct clamp (2). 4. Reconnect the electrical
connector (3).
{Warning
Operating the engine with the air
cleaner/filter off can cause you or
others to be burned. The air
cleaner not only cleans the air; it
helps to stop flames if the engine
backfires. Use caution when
working on the engine and do not
drive with the air cleaner/filter off.
Caution
If the air cleaner/filter is off, dirt
can easily get into the engine,
which could damage it. Always
have the air cleaner/filter in place
when you are driving.
ProCarManuals.com
Page 254 of 368

Cadillac ELR Owner Manual (GMNA-Localizing-U.S/Canada-9087644) -
2016 - crc - 9/17/15
Vehicle Care 253
3. Fill the coolant surge tank withthe proper mixture to the cold
fill line.
4. Replace the pressure cap. Be sure the pressure cap is
hand-tight and fully seated.
Caution
If the pressure cap is not tightly
installed, coolant loss and
possible engine damage may
occur. Be sure the cap is properly
and tightly secured.
Engine Overheating
The vehicle has an indicator to warn
of engine overheating.
If the decision is made not to lift the
hood when this warning appears,
get service help right away. See
Roadside Service 0336.
If the decision is made to lift the
hood, make sure the vehicle is
parked on a level surface.
Then check to see if the engine
cooling fans are running. If the
engine is overheating, the fans
should be running. If they are not,
do not continue to run the vehicle
and have the vehicle serviced.
Caution
Running the engine without
coolant may cause damage or a
fire. Vehicle damage would not be
covered by the vehicle warranty.
Washer Fluid
What to Use
When adding windshield washer
fluid to the vehicle, be sure to read
the manufacturer's instructions
before use. If operating the vehicle
in an area where the temperature
may fall below freezing, use a fluid
that has sufficient protection against
freezing.
Adding Washer Fluid
Open the cap with the washer
symbol on it. Add washer fluid until
the tank is full. See Engine
Compartment Overview 0242 for
reservoir location.
ProCarManuals.com
Page 362 of 368

Cadillac ELR Owner Manual (GMNA-Localizing-U.S/Canada-9087644) -
2016 - crc - 9/17/15
Index 361
FusesEngine Compartment Fuse
Block . . . . . . . . . . . . . . . . . . . . . . . . 263
Instrument Panel Fuse Block . . . . . . . . . . . . . . . . . . . 266, 268
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . 269
G
Garage Door Opener . . . . . . . . . . . 152
Programming . . . . . . . . . . . . . . . . . 152
Gauges
Battery . . . . . . . . . . . . . . . . . . . . . . . 108
Driver Efficiency . . . . . . . . . . . . . . 109
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . 108
Odometer . . . . . . . . . . . . . . . . . . . . . 108
Power Indicator . . . . . . . . . . . . . . . 109
Speedometer . . . . . . . . . . . . . . . . . 108
Trip Odometer . . . . . . . . . . . . . . . . 108
Warning Lights andIndicators . . . . . . . . . . . . . . . . . . . 104
General Information Service and Maintenance . . . . . 317
Towing . . . . . . . . . . . . . . . . . . . . . . . . 233
Vehicle Care . . . . . . . . . . . . . . . . . . 236
Glove Box . . . . . . . . . . . . . . . . . . . . . . . 95
H
Hazard Warning Flashers . . . . . . . 159
Head Restraints . . . . . . . . . . . . . . . . . 50
Headlamps Aiming . . . . . . . . . . . . . . . . . . . . . . . . 260
Automatic . . . . . . . . . . . . . . . . . . . . . 158
Bulb Replacement . . . . . . . . . . . . 260
Daytime Running
Lamps (DRL) . . . . . . . . . . . . . . . . 158
Flash-to-Pass . . . . . . . . . . . . . . . . . 158
High-Beam On Light . . . . . . . . . . 120
High/Low Beam Changer . . . . . 158
Lamps On Reminder . . . . . . . . . 120
Heated
Steering Wheel . . . . . . . . . . . . . . . . . 98
Heated Front Seats . . . . . . . . . . . . . . 56
Heated Mirrors . . . . . . . . . . . . . . . . . . . 46
High Voltage Battery Gauge . . . . 108
High Voltage Devices and Wiring . . . . . . . . . . . . . . . . . . . . . . . . . 262
High-Beam On Light . . . . . . . . . . . . 120
Hill and Mountain Roads . . . . . . . . 177
Hood . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Horn . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
How to Wear Safety Belts Properly . . . . . . . . . . . . . . . . . . . . . . . . 59
I
Immobilizer . . . . . . . . . . . . . . . . . . . . . . 44
IndicatorVehicle Ahead . . . . . . . . . . . . . . . . .116
Infants and Young Children,
Restraints . . . . . . . . . . . . . . . . . . . . . . 78
Information Energy . . . . . . . . . . . . . . . . . . . . . . . 132
Infotainment . . . . . . . . . . . . . . . . . . . . 163
Infotainment System . . . . . . . . . . . . 346
Instrument Cluster . . . . . . . . . . . . . . 104
Instrument Panel Storage Area . . . . . . . . . . . . . . . . . . . 95
Instrument Panel Overview . . . . . . . 6
Interior Rearview Mirrors . . . . . . . . . 46
Introduction . . . . . . . . . . . . . . . . . . . . . . . 2
J
Jump Starting - North America . . . . . . . . . . . . . . . . . . . . . . . 299
K
Key and Lock Messages . . . . . . . . 139
Keyless EntryRemote (RKE) System . . . . . . . . . 31
Keys . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
ProCarManuals.com