Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-15268585) -
2022 - CRC - 10/11/21
216 DRIVING AND OPERATING
Rear Cross Traffic Alert (RCTA)System . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Assistance Systems for Driving . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Forward Collision Alert (FCA)
System . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Automatic Emergency Braking (AEB) . . . . . . . . . . . . . . . . . . . 306
Front Pedestrian Braking (FPB) System . . . . . . . . . . . . . . . . . . . . . . . . . . 308
Side Blind Zone Alert (SBZA) . . . . 310
Lane Change Alert (LCA) . . . . . . . . 310
Lane Keep Assist (LKA) . . . . . . . . . . 312
Surround Vision Recorder . . . . . . . 314
Fuel
Top Tier Fuel . . . . . . . . . . . . . . . . . . . . . 316
Recommended Fuel (LSY 2.0L L4 Engine) . . . . . . . . . . . . . . . . . . . . . . . . . . 316
Recommended Fuel (LGY 3.0L V6 and LT4 6.2L
V8 Engines) . . . . . . . . . . . . . . . . . . . . . 316
Prohibited Fuels . . . . . . . . . . . . . . . . . . 317
Fuels in Foreign Countries . . . . . . . 317
Fuel Additives . . . . . . . . . . . . . . . . . . . . 317
Filling the Tank . . . . . . . . . . . . . . . . . . 317
Filling a Portable Fuel Container . . . . . . . . . . . . . . . . . . . . . . . . 319
Trailer Towing
General Towing Information . . . . 319
Driving Characteristics andTowing Tips . . . . . . . . . . . . . . . . . . . . . 320
Trailer Towing (LSY 2.0L L4 and LGY 3.0L V6 Engines Only) . . . . 323
Towing Equipment . . . . . . . . . . . . . . . 325
Conversions and Add-Ons
Add-On Electrical Equipment . . . 326
Driving Information
Driving for Better Fuel
Economy
Driving habits can affect fuel mileage.
Here are some driving tips to get the
best fuel economy possible:
.Set the climate controls to the
desired temperature after the engine
is started, or turn them off when
not required.
.Avoid fast starts and accelerate
smoothly.
.Brake gradually and avoid abrupt
stops.
.Avoid idling the engine for long
periods of time.
.When road and weather conditions
are appropriate, use cruise control.
.Always follow posted speed limits or
drive more slowly when conditions
require.
.Keep vehicle tires properly inflated.
.Combine several trips into a
single trip.
Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-15268585) -
2022 - CRC - 10/11/21
DRIVING AND OPERATING 317
Prohibited Fuels
Caution
Do not use fuels with any of the
following conditions; doing so may
damage the vehicle and void its
warranty:
.For vehicles that are not
FlexFuel, fuel labeled greater
than 15% ethanol by volume,
such as mid-level ethanol blends
(16–50% ethanol), E85,
or FlexFuel.
.Fuel with any amount of
methanol, methylal, ferrocene,
and aniline. These fuels can
corrode metal fuel system parts
or damage plastic and rubber
parts.
.Fuel containing metals such as
methylcyclopentadienyl
manganese tricarbonyl (MMT),
which can damage the emissions
control system and spark plugs.
.Fuel with a posted octane rating
of less than the recommended
fuel. Using this fuel will lower(Continued)
Caution (Continued)
fuel economy and performance,
and may decrease the life of the
emissions catalyst.
Fuels in Foreign Countries
The U.S., Canada, and Mexico post
fuel octane ratings in anti-knock index
(AKI). For fuel not to use in a foreign
country, seeProhibited Fuels 0317.
Fuel Additives
TOP TIER Detergent Gasoline is highly
recommended for use with your
vehicle. If your country does not have
TOP TIER Detergent Gasoline, add
ACDelco Fuel System Treatment Plus−
Gasoline to the vehicle’s gasoline fuel
tank at every oil change or 15 000 km
(9,000 mi), whichever occurs first. TOP
TIER Detergent Gasoline and ACDelco
Fuel System Treatment Plus−Gasoline
will help keep your vehicle’s engine
fuel deposit free and performing
optimally.
Filling the Tank
An arrow on the fuel gauge indicates
which side of the vehicle the fuel door
is on. See Fuel Gauge 0102.
{Warning
Fuel vapors and fuel fires burn
violently and can cause injury or
death.
Follow these guidelines to help
avoid injuries to you and others:
.Read and follow all the
instructions on the fuel pump
island.
.Turn off the engine when
refueling.
.Keep sparks, flames, and
smoking materials away
from fuel.
.Do not leave the fuel pump
unattended.
.Avoid using electronic devices
while refueling.
.Do not re-enter the vehicle while
pumping fuel.
(Continued)
Cadillac CT5 Owner Manual (GMNA-Localizing-U.S./Canada-15268585) -
2022 - CRC - 10/11/21
INDEX 457
Exterior Lamp Controls . . . . . . . . . . . . 135
Exterior Lamps Off Reminder . . . . . . 137
Exterior Lighting Battery Saver . . . . 142
F
Filter,Engine Air Cleaner . . . . . . . . . . . . . . . . 341
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . . . 137
Flashers, Hazard Warning . . . . . . . . . . 138
Flat Tire . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 387
Floor Mats . . . . . . . . . . . . . . . . . . . . . . . . . . . 407
Fluid Automatic Transmission . . . . . . . . . 339
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 352
Washer . . . . . . . . . . . . . . . . . . . . . . . . . . . . 348
Folding Mirrors . . . . . . . . . . . . . . . . . . . . . . 26
Forward Collision Alert (FCA) System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 304
Frequency Statement Radio . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 440
Front Pedestrian Braking (FPB)
System . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 308
Front Seats Heated and Ventilated . . . . . . . . . . . . 43
Fuel Additives . . . . . . . . . . . . . . . . . . . . . . . . . . 317
Economy, Driving for Better . . . . . 216 Fuel (cont'd)
Filling a Portable Fuel
Container . . . . . . . . . . . . . . . . . . . . . . . . 319
Filling the Tank . . . . . . . . . . . . . . . . . . . 317
Foreign Countries . . . . . . . . . . . . . . . . . 317
Gauge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Low Fuel Warning Light . . . . . . . . . 114
Management, Active . . . . . . . . . . . . . . 244
Prohibited Fuels . . . . . . . . . . . . . . . . . . 317
Recommended . . . . . . . . . . . . . . . . . . . . 316
Top Tier . . . . . . . . . . . . . . . . . . . . . . . . . . . 316
Fuses
Engine Compartment FuseBlock . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 360
Fuses and Circuit Breakers . . . . . . . 359
Instrument Panel Fuse Block . . . . 362
Rear Compartment Fuse Block . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 365
G
Garage Door Opener . . . . . . . . . . . . . . . . 132Programming . . . . . . . . . . . . . . . . . . . . . . 132
Gas Strut(s) . . . . . . . . . . . . . . . . . . . . . . . . . 356
Gauges Engine CoolantTemperature . . . . . . . . . . . . . . . 103, 104
Fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 102
Odometer . . . . . . . . . . . . . . . . . . . . . . . . . . 101 Gauges (cont'd)
Speedometer . . . . . . . . . . . . . . . . . . . . . . 101
Tachometer . . . . . . . . . . . . . . . . . . . . . . . 101
Trip Odometer . . . . . . . . . . . . . . . . . . . . 101
Warning Lights and Indicators . . . 95
General Information Service and Maintenance . . . . . . . . 409
Towing . . . . . . . . . . . . . . . . . . . . . . . . . . . . 319
Vehicle Care . . . . . . . . . . . . . . . . . . . . . . . 328
Global Positioning System (GPS) . . . . . . . . . . . . . . . . . . . . . . 169
Glove Box . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
GM Mobility Reimbursement
Program . . . . . . . . . . . . . . . . . . . . . . . . . . . . 434
Guidance Problems with the Route . . . . . . . . . 170
H
Hazard Warning Flashers . . . . . . . . . . 138
HD Radio Technology . . . . . . . . . . . . . . 152
Head Restraints . . . . . . . . . . . . . . . . . . . . . . 36
Head-up Display . . . . . . . . . . . . . . . . . . . . 122
Headlamps
Aiming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357
Automatic . . . . . . . . . . . . . . . . . . . . . . . . . 137
Daytime RunningLamps (DRL) . . . . . . . . . . . . . . . . . . . . 137
Flash-to-Pass . . . . . . . . . . . . . . . . . . . . . . 137