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  • GL 2003 INFINITI Q45
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On This Page: Specs | Safety

Specs, Warranty & Reliability

The table below shows all 2003 INFINITI Q45 specs by style, including MPG (fuel economy), transmission details, and interior and exterior dimensions. Additionally, find 2003 INFINITI Q45 warranty and reliability information, such as limits on bumper-to-bumper coverage and major components.

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2003 INFINITI Q45 Luxury 4dr Sedan2003 INFINITI Q45 Premium 4dr Sedan
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  • Overview
    MSRP *$52,000$61,600
    Invoice *$47,025$55,688
    Engine4.5L V-8 340 HP 333 ft.lbs. @ 4,000 rpm4.5L V-8 340 HP 333 ft.lbs. @ 4,000 rpm
    Transmission5-spd sequential shift control auto w/OD5-spd sequential shift control auto w/OD
    Fuel Economy City17.0 mpg17.0 mpg
    Fuel Economy Hwy23.0 mpg23.0 mpg
    Bumper to Bumper Months/Miles48/60,00048/60,000
  • Powertrain
    Engine4.5L V-8 340 HP 333 ft.lbs. @ 4,000 rpm4.5L V-8 340 HP 333 ft.lbs. @ 4,000 rpm
    Transmission5-spd sequential shift control auto w/OD5-spd sequential shift control auto w/OD
    Alternator110 amp110 amp
    Batterywith run down protectionwith run down protection
    Axle Ratio3.133.13
    Recommended Fuel Typepremium unleadedpremium unleaded
    Fuel Tank21.4 gal.21.4 gal.
    Auxiliary Fuel TankN/AN/A
    Exhauststainless steel with chrome tailpipe finishstainless steel with chrome tailpipe finish
    Drive Typerear-wheelrear-wheel
    4WD ShiftN/AN/A
    Locking Hub ControlN/AN/A
    Limited Slip DifferentialN/AN/A
    Traction ControlABS & drivelineABS & driveline
  • Steering and Suspension
    Electronic Stabilityelectronic stabilityelectronic stability
    RideN/Asport
    Ride ControlN/Aautomatic
    Adaptive SuspensionN/AN/A
    Auto-Levelling SuspensionN/AN/A
    Front Suspensionstrutstrut
    Front Anti-Roll Barfront anti-roll barfront anti-roll bar
    Front Springscoilcoil
    Front Torsion BarN/AN/A
    Front ShocksN/AN/A
    Rear Suspensionindependent multi-linkindependent multi-link
    Rear Anti-Roll Barrear anti-roll barrear anti-roll bar
    Rear Springscoilcoil
    Rear ShocksN/AN/A
    Steeringrack & pinionrack & pinion
    Steering CoolerN/AN/A
    Brakes4-wheel disc4-wheel disc
    Vented Disc Brakesfront and rearfront and rear
    Wheels17.0 " silver aluminum18.0 " polished aluminum
    Front TiresStandard:P225/55VR17.0BSW performance ASAvailable:P225/55VR17.0BSW run flat ASP245/45VR18.0BSW performance AS
    Rear Tires (if different from Front)N/AN/A
    Spare Tire and Wheelfull-size aluminumfull-size aluminum
  • Seating and Interior
    Seating Capacity55
    Front Seat Typebucketbucket
    Heated Front Seatsdriver and front passenger heated-cushion, heated-seatbackdriver and front passenger heated-cushion, heated-seatback
    Front Headrestsadjustable w/tiltadjustable w/tilt
    Front Armrestscenter w/storagecenter w/storage
    Front Driver Seat Direction Controls(8-way power)(8-way power)
    Easy EntryN/AN/A
    Front Passenger Seat Direction Controls(8-way power)(8-way power)
    Rear Seatsbenchsplit-bench
    Rear Headrestsadjustableadjustable
    Rear Child SeatsN/AN/A
    Rear Armrestscentercenter
    Third Row SeatsN/AN/A
    Third Row Child SeatsN/AN/A
    Third Row ArmrestsN/AN/A
    Seat Trimleatherleather
    Door Trimleatheretteleatherette
    Headlinerfull clothfull cloth
    Floor Trimcarpetcarpet
    Floor Matscarpeted front & rearcarpeted front & rear
    Dashboard Insertgenuine woodgenuine wood
    Gear Shift Knob Trimgenuine woodgenuine wood
  • Comfort and Conveniences
    Sunroofexpress open/closeexpress open/close
    Convertible RoofN/AN/A
    Roof FeaturesN/AN/A
    Vanity Mirrorsdual illuminateddual illuminated
    Auxiliary Visorsdualdual
    Rearview Mirrorauto-dimming day-nightauto-dimming day-night
    Rear Visor Vanity MirrorN/AN/A
    Glove Boxlockinglocking
    Cabback InsulatorN/AN/A
    Dome Lightfadefade
    Reading Lightsfront & rearfront & rear
    Floor Consolefullfull
    Overhead Consolemini with storagemini with storage
    Cup Holderfront and rearfront and rear
    Instrument Panel Storagecovered bincovered bin
    Dashboard StorageN/AN/A
    Interior Concealed StorageN/AN/A
    Seatback Storage22
    Refrigerated BoxN/AN/A
    Manufacturer Luggage SetN/AN/A
    Door Binsdualdual
    Rear Door Binsrear door binsrear door bins
    Underseat TrayN/AN/A
    Cargo Concealed StorageN/AN/A
    Cargo Floor Trimcarpetedcarpeted
    Trunk Lid Trimcarpetcarpet
    Cargo CoverN/AN/A
    Cargo Netcargo netcargo net
    Cargo Tie DownsN/AN/A
    Cargo Lightcargo lightcargo light
    Air CompressorN/AN/A
    Front Air Conditioningdual zone frontdual zone front
    Climate Controlautomatic air conditioningautomatic air conditioning
    Rear Air ConditioningN/Arear air with separate controls
    Air Filterair filterair filter
    Rear Heat Ductsunderseat ductsunderseat ducts
    Automatic Air RecirculationN/AN/A
    Rear HeaterN/AN/A
    RadioStandard:premium AM/FM stereo, seek-scanAvailable:premium XM AM/FM/Satellite, seek-scanpremium Sirius AM/FM/Satellite, seek-scanStandard:premium AM/FM stereo, seek-scanAvailable:premium XM AM/FM/Satellite, seek-scanpremium Sirius AM/FM/Satellite, seek-scan
    Radio Steering Wheel Controlsradio steering wheel controlsradio steering wheel controls
    CDin-dash mounted 6-discin-dash mounted 6-disc
    MP3 PlayerN/AN/A
    MiniDisc PlayerN/AN/A
    Speakers8 Bose8 Bose
    Amplifieramplifieramplifier
    Radio Theft DeterrentN/AN/A
    Antennawindow grid diversitywindow grid diversity
    Cruise Controlwith steering wheel controlswith steering wheel controls
    Door Lockspower with 2 stage unlockpower with 2 stage unlock
    Heated Door LocksN/AN/A
    Remote Keyless Entrykeyfob (all doors)keyfob (all doors)
    Trunk/Hatch/Door Releasepowerpower
    Remote Fuel Flap Releasepowerpower
    Rear Window ReleaseN/AN/A
    Rear Child Safety Door Locksrear child safety door locksrear child safety door locks
    Fuel Filler Door ReleaseN/AN/A
    Cell Phonepre-wiringpre-wiring
    Power Outlets44
    AC power outletN/AN/A
    Trunk Pulldowntrunk/hatch auto-latchtrunk/hatch auto-latch
    Driver Foot Restdriver foot restdriver foot rest
    Retained Accessory Powerretained accessory powerretained accessory power
    Garage Door OpenerHomeLink Wireless Control SystemHomeLink Wireless Control System
    Smokers Packageashtrayashtray
    Lighter Elementsfrontfront
    First Aid Kitfirst aid kitfirst aid kit
    Emergency SOSN/AN/A
    Adjustable PedalsN/AN/A
    Entertainment CenterN/AN/A
    Voice RecorderN/AN/A
    Picnic TableN/AN/A
    Internet AccessN/AN/A
    Instrument Displayanaloganalog
    Tachometertachometertachometer
    Oil Pressure GaugeN/AN/A
    Water Temp Gaugeengine temperature gaugeengine temperature gauge
    Volt GaugeN/AN/A
    InclinometerN/AN/A
    AltimeterN/AN/A
    Heads Up DisplayN/AN/A
    Clockanaloganalog
    Compasscompasscompass
    Exterior Temperatureexterior temperatureexterior temperature
    Systems MonitorN/AN/A
    Check ControlN/AN/A
    Trip Computertrip computertrip computer
    Trip Odometertrip odometertrip odometer
    Park Distance ControlN/Arear camera only
    Navigation SystemAvailable:integrated navigation systemintegrated navigation system
    Steering Wheelpower telescopic tiltpower telescopic tilt
    Steering Wheel Materialleather/genuine woodleather/genuine wood
    Tow BarN/AN/A
    Front Windowspowerpower
    Rear Windowspowerpower
    Quarter Vent Rear WindowsN/AN/A
    1-Touch Openfront and rearfront and rear
    Tinted Windowslightlight
    Double Pane Side GlassN/AN/A
    Sun BlindsAvailable:manualmanual
    Front Windshield Wipersvariable intermittentvariable intermittent
    Heated Front WipersN/AN/A
    Rain Detecting WipersN/AN/A
    Speed Sensitve Wipersspeed sensitive wipersspeed sensitive wipers
    Rear Windshield WiperN/AN/A
    Rear Heated WipersN/AN/A
    Electrically Heated WindshieldN/AN/A
    Sun Visor Stripsun visor stripsun visor strip
    Rear Defrosterrear defrosterrear defroster
    Rear BlindsAvailable:powerpower
    Rear Windshield TypeN/AN/A
  • Safety
    Anti-Lock Brakes (ABS)4-wheel anti-lock brakes (ABS)4-wheel anti-lock brakes (ABS)
    Daytime Running LightsN/AN/A
    Center High Mounted Stop Lightcenter high mounted stop lightcenter high mounted stop light
    Front Impact Airbagsdriver and passengerdriver and passenger
    Driver Side Impact Airbagsseat mountedseat mounted
    Passenger Side Impact Airbagseat mountedseat mounted
    Overhead Airbagcurtain 1st and 2nd row overhead airbagscurtain 1st and 2nd row overhead airbags
    Occupancy SensorN/AN/A
    Childseat SensorN/AN/A
    Head ProtectionN/AN/A
    Knee AirbagN/AN/A
    Rear Side AirbagN/AN/A
    Side Impact Barsside impact beamsside impact beams
    Seatbelt Pretensionersfrontfront
    Ignition Disableimmobilizerimmobilizer
    Panic Alarmpanic alarmpanic alarm
    Tracker SystemN/AN/A
    Security Systemsecurity systemsecurity system
  • Dimensions and Capacities
    Door Count4 doors4 doors
    Maximum Cargo Volume13.6 cu.ft.13.6 cu.ft.
    Exterior Cargo LengthN/AN/A
    Exterior Length199.6 "199.6 "
    Exterior Width72.6 "72.6 "
    Exterior Height58.7 "58.7 "
    Wheelbase113 "113 "
    Front Tread62 "63 "
    Rear Tread61 "62 "
    Turning Radius18.0 '18.0 '
    Gross Vehicle Weight Rating5,132 lbs.5,132 lbs.
    Curb Weight3,977 lbs.3,977 lbs.
    Front Gross Axle Weight RatingN/AN/A
    Rear Gross Axle Weight RatingN/AN/A
    PayloadN/AN/A
    Max Trailer Weight1,000 lbs.1,000 lbs.
    Max Trailer Tongue WeightN/AN/A
    Drag Coefficient.30.30
    Front Legroom44.0 "44.0 "
    Rear Legroom37.3 "37.3 "
    Front Headroom38.4 "38.4 "
    Rear Headroom36.4 "36.4 "
    Third Row HeadroomN/AN/A
    Front Hiproom56.5 "56.5 "
    Rear Hiproom55.0 "55.0 "
    Third Row HiproomN/AN/A
    Front Shoulder Room58.2 "58.2 "
    Rear Shoulder Room57.2 "57.2 "
    Third Row Shoulder RoomN/AN/A
    Passenger Volume102 cu.ft.102 cu.ft.
    Exterior Cargo WidthN/AN/A
    Exterior Cargo VolumeN/AN/A
    Interior Cargo Volume13.6 cu.ft.13.6 cu.ft.
    Interior Cargo Volume w/Seats FoldedN/AN/A
  • Exterior Features
    Mud FlapsN/AN/A
    Rear SpoilerN/AN/A
    Running BoardsN/AN/A
    Skid PlatesN/AN/A
    Trunk RackN/AN/A
    PickupN/AN/A
    Bumpersbody-coloredbody-colored
    Rear BumperN/AN/A
    Rear Step BumperN/AN/A
    Bodyside Moldingsbody-coloredbody-colored
    Bodyside InsertN/AN/A
    Bodyside CladdingN/AN/A
    Rocker Panel ExtensionsN/AN/A
    Wheel WellN/AN/A
    Fender FlaresN/AN/A
    Grille Moldingschromechrome
    Paintclearcoat monotoneclearcoat monotone
    Exterior Mirrorsdual heated, power remote driver, power remote w/tilt down passengerdual heated, power remote driver, power remote w/tilt down passenger
    TraileringN/AN/A
    Trailering HarnessN/AN/A
    Trailering HitchN/AN/A
  • Warranty
    Bumper to Bumper Months/Miles48/60,00048/60,000
    Major Components Months/Miles72/70,00072/70,000
    Corrosion Perforation Months/Miles84/unlimited84/unlimited
    Roadside Assistance Months/Miles48/unlimited48/unlimited
    Maintenance Months/MilesN/AN/A
    Accessories Months/Miles48/60,00048/60,000
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Safety Rating

Below is the 2003 INFINITI Q45 safety rating information and crash results as reported by the National Highway Traffic Safety Administration (NHTSA). The ratings are based on a star system and can vary by style.
StyleFrontal Rating
Side Rating
  Safety data is not currently available from the National Highway Traffic Safety Administration. For a list of safety-related features, please check the Specs section.

Used INFINITI Q45 in 20149