2024 Chevrolet Silverado ZR2
$103,345
Tyler, TX
Automatic
V8, 6.6L; Turbo
Summit White
4WD
Diesel
100 Miles
Jet Black/Graystone, Perforated leather seat trim
S25002
1GC4YYEY9RF370493
ZR2
Price and Mileage of Similar 2024 Chevrolet Silverado in TX
Estimated Payment
$0 / month
Options
TECHNOLOGY PACKAGE:
Hitch GuidanceWhen in Reverse, displays a centered guideline on the Rear Vision Camera viewCan help you line up the hitch to your trailerWhen driving, lets you check the trailer using Rear Vision Camera view:
Wireless ChargingUses induction technology for portable electronic devicesConvenient charging location on the top of the center consoleDevice may require optional case for phones that are compatibleCustomers can charge their smartphones while they drive without connecting to any cablesMay require additional optional equipment:
ADDITIONAL EQUIPMENT EXHAUST BRAKE WINTER GRILLE COVER LICENSE PLATE KIT, FRONT MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY HIGH IDLE SWITCH $200 ALTERNATOR, 220 AMPS $150 ADAPTIVE CRUISE CONTROL ENGINE BLOCK HEATER $100:
ADDITIONAL EQUIPMENT:
ASSIST STEPS, POWER-RETRACTABLE, BLACK $2,295:
ASSIST STEPS, POWER-RETRACTABLE, BLACK:
$2,295:
AXLE:
EMISSIONS EMISSIONS FEDERAL REQUIREMENTS:
EMISSIONS:
ENGINE, DURAMAX 6.6L TURBO-DIESEL V8 $9,490:
ENGINE, DURAMAX 6.6L TURBO-DIESEL V8:
$9,490:
GOOSENECK/5TH WHEEL PREP PACKAGE:
$545:
GVWR:
LPO, HITCH PACKAGE $325:
LPO, HITCH PACKAGE:
$325:
PAINT:
REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING:
SEAT TRIM:
SEATS, FRONT BUCKET:
SUNROOF, POWER:
$995:
TECHNOLOGY PACKAGE:
$1,775:
TRANSMISSION:
WHEELS, 18" (45.7 CM) GLOSS BLACK:
Adaptive Cruise ControlAllows the cruise control set speed and following gap to be selectedIf no vehicle is detected in your path, works like regular cruise control If a vehicle is detected in your path, can maintain the selected following gap between your vehicle and the vehicle aheadYou can always override the feature and take controlMay require additional optional equipment 13.4" diagonal Chevrolet Infotainment 3 Premium System with Google built-in13.4" diagonal Chevrolet Infotainment 3 Premium System with Google built-in, includes multi-touch display, AM/FM/SiriusXM radio capable Bluetooth streaming audio for music and select phones Wireless Apple CarPlay capability for compatible phonesWireless Android Auto capability for compatible phonesCustomize and manage entertainment and vehicle feature settings through the 13.4" diagonal touch-screen display Use, control and manage select smartphone apps through the Infotainment system Voice-activated technology for phone Dual-zone automatic climate controlAutomatically maintains the selected temperatures for both the driver and front passengerAllows individual climate settings for both driver and front passengerDriver and front passenger can choose a temperature up to 30 degrees differenceMay require additional optional equipment Autotrac 2-speed transfer case with push button controls4-button control 2WD, Auto, 4WD, 4WD LO2WD High for most on-road and highway situations 4WD High for snowy or wet roads when added traction is needed 4WD Low for deep sand, mud or snow to provide maximum torque to all 4 wheels When in AUTO mode, remains in 2WD mode until the system detects wheel slippage Automatically engages 4WD until traction is regained NeutralONLY used for towing vehicle (Dinghy tow capability)- allows vehicle to roll freely May require additional optional equipment Rear Camera MirrorUses a camera to provide you with the option of using a wide and less obstructed view behind your vehicle while driving instead of a traditional rearview mirrorThe feature also allows brightness, vertical tilt and zoom adjustmentsMay require additional optional equipment LED fog lampsHelp minimize glare in adverse driving conditionsMay require additional optional equipment Keyless Open and StartWith the Keyless Entry fob in your possession, conveniently locks and unlocks your car's doors without having to use the key fobWith the vehicle in Park or Neutral, press the brake pedal and then press the engine start/stop button to start the engine; the green indicator on the button will illuminateShift to Park and press the engine start/stop button to turn off the engine Lane Departure WarningAlerts you when it detects that you are unintentionally drifting out of detected lane linesSystem alerts do not occur if you're using your turn signal, or it detects you may be intentionally leaving your lane JET BLACK/GRAYSTONE, PERFORATED LEATHER SEAT TRIM Rear Park AssistWhen in Reverse, provides alerts of nearby detected vehicles and objects behind your vehicleAlerts can help you park and avoid collisionsMay require additional optional equipment 10-way power driver seat with power lumbarForward and backUp and downTilt seat cushion back and uprightRecline seatback up and downIncludes 2-way power lumbarMay require additional optional equipment Push Button Start Rainsense automatic wipersTurn on automatically when sensors detect varying degrees of precipitation on the windshieldWhen turned on, will automatically clear the windshield when sensors detect varying degrees of precipitation on the windshield Remote StartStart your vehicle remotely and step into a comfortably warmed or cooled vehicle, depending on the weather and your preset preferencesLocks doors and turns on parking lamps while the engine is runningActivates the climate control systemMay require additional optional equipment 6 airbagsDual-stage frontal airbags for driver and front outboard passengerSeat-mounted side-impact airbags for driver and front outboard passengerHead-curtain airbags for outboard seating positionsIncludes front outboard Passenger Sensing System for frontal outboard passenger airbag and illuminates a status light that indicates whether the airbag is on or off Power sunroofOpens over the first row at the push of a buttonRetracts into the roofOffers tilt and slide features with express-open and -closeMay require additional optional equipment TECHNOLOGY PACKAGE Hitch GuidanceWhen in Reverse, displays a centered guideline on the Rear Vision Camera viewCan help you line up the hitch to your trailerWhen driving, lets you check the trailer using Rear Vision Camera view Wireless ChargingUses induction technology for portable electronic devicesConvenient charging location on the top of the center consoleDevice may require optional case for phones that are compatibleCustomers can charge their smartphones while they drive without connecting to any cablesMay require additional optional equipment ADDITIONAL EQUIPMENT EXHAUST BRAKE WINTER GRILLE COVER LICENSE PLATE KIT, FRONT MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY HIGH IDLE SWITCH $200 ALTERNATOR, 220 AMPS $150 ADAPTIVE CRUISE CONTROL ENGINE BLOCK HEATER $100 ASSIST STEPS, POWER-RETRACTABLE, BLACK $2,295 Includes LED lighting AUDIO SYSTEM, CHEVROLET INFOTAINMENT 3 PREMIUM SYSTEM With Google built-in compatibility (select service plan required terms and limitations apply) including navigation capability 13.4" diagonal HD color touchscreen includes multi-touch display AM/FM stereo Bluetooth streaming audio for music and most phones; featuring Wireless Apple CarPlay and Wireless Android Auto capability for compatible phones advanced voice recognition in-vehicle apps personalized profiles for infotainment and vehicle settings AXLE REAR AXLE 3.42 RATIO EMISSIONS EMISSIONS FEDERAL REQUIREMENTS ENGINE, DURAMAX 6.6L TURBO-DIESEL V8 $9,490 B20-Diesel compatible (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm) GOOSENECK/5TH WHEEL PREP PACKAGE $545 Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).; (Includes (CGN) Chevytec spray-on bedliner.) GVWR GVWR 11 350 LBS. (5148 KG) LPO, HITCH PACKAGE $325 Gooseneck ball and chain tiedown kit with case ; (dealer-installed) PAINT SUMMIT WHITE REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING With full camera display SEAT TRIM JET BLACK/GRAYSTONE PERFORATED LEATHER SEAT TRIM SEATS, FRONT BUCKET With center console for Crew Cab and Double Cab models SUNROOF, POWER $995 On Crew Cab models TECHNOLOGY PACKAGE $1,775 Includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15" Diagonal Head-Up Display; (Includes (KSG) Adaptive Cruise Control.) TRANSMISSION TRANSMISSION ALLISON 10-SPEED AUTOMATIC WHEELS, 18" (45.7 CM) GLOSS BLACK With Etched ZR2 logo ZR2 PREFERRED EQUIPMENT GROUP Includes standard equipment:
Adaptive Cruise ControlAllows the cruise control set speed and following gap to be selectedIf no vehicle is detected in your path, works like regular cruise control If a vehicle is detected in your path, can maintain the selected following gap between your vehicle and the vehicle aheadYou can always override the feature and take controlMay require additional optional equipment 13.4" diagonal Chevrolet Infotainment 3 Premium System with Google built-in13.4" diagonal Chevrolet Infotainment 3 Premium System with Google built-in, includes multi-touch display, AM/FM/SiriusXM radio capable Bluetooth streaming audio for music and select phones Wireless Apple CarPlay capability for compatible phonesWireless Android Auto capability for compatible phonesCustomize and manage entertainment and vehicle feature settings through the 13.4" diagonal touch-screen display Use, control and manage select smartphone apps through the Infotainment system Voice-activated technology for phone Dual-zone automatic climate controlAutomatically maintains the selected temperatures for both the driver and front passengerAllows individual climate settings for both driver and front passengerDriver and front passenger can choose a temperature up to 30 degrees differenceMay require additional optional equipment Autotrac 2-speed transfer case with push button controls4-button control 2WD, Auto, 4WD, 4WD LO2WD High for most on-road and highway situations 4WD High for snowy or wet roads when added traction is needed 4WD Low for deep sand, mud or snow to provide maximum torque to all 4 wheels When in AUTO mode, remains in 2WD mode until the system detects wheel slippage Automatically engages 4WD until traction is regained NeutralONLY used for towing vehicle (Dinghy tow capability)- allows vehicle to roll freely May require additional optional equipment Rear Camera MirrorUses a camera to provide you with the option of using a wide and less obstructed view behind your vehicle while driving instead of a traditional rearview mirrorThe feature also allows brightness, vertical tilt and zoom adjustmentsMay require additional optional equipment LED fog lampsHelp minimize glare in adverse driving conditionsMay require additional optional equipment Keyless Open and StartWith the Keyless Entry fob in your possession, conveniently locks and unlocks your car's doors without having to use the key fobWith the vehicle in Park or Neutral, press the brake pedal and then press the engine start/stop button to start the engine; the green indicator on the button will illuminateShift to Park and press the engine start/stop button to turn off the engine Lane Departure WarningAlerts you when it detects that you are unintentionally drifting out of detected lane linesSystem alerts do not occur if you're using your turn signal, or it detects you may be intentionally leaving your lane JET BLACK/GRAYSTONE, PERFORATED LEATHER SEAT TRIM Rear Park AssistWhen in Reverse, provides alerts of nearby detected vehicles and objects behind your vehicleAlerts can help you park and avoid collisionsMay require additional optional equipment 10-way power driver seat with power lumbarForward and backUp and downTilt seat cushion back and uprightRecline seatback up and downIncludes 2-way power lumbarMay require additional optional equipment Push Button Start Rainsense automatic wipersTurn on automatically when sensors detect varying degrees of precipitation on the windshieldWhen turned on, will automatically clear the windshield when sensors detect varying degrees of precipitation on the windshield Remote StartStart your vehicle remotely and step into a comfortably warmed or cooled vehicle, depending on the weather and your preset preferencesLocks doors and turns on parking lamps while the engine is runningActivates the climate control systemMay require additional optional equipment 6 airbagsDual-stage frontal airbags for driver and front outboard passengerSeat-mounted side-impact airbags for driver and front outboard passengerHead-curtain airbags for outboard seating positionsIncludes front outboard Passenger Sensing System for frontal outboard passenger airbag and illuminates a status light that indicates whether the airbag is on or off Power sunroofOpens over the first row at the push of a buttonRetracts into the roofOffers tilt and slide features with express-open and -closeMay require additional optional equipment TECHNOLOGY PACKAGE Hitch GuidanceWhen in Reverse, displays a centered guideline on the Rear Vision Camera viewCan help you line up the hitch to your trailerWhen driving, lets you check the trailer using Rear Vision Camera view Wireless ChargingUses induction technology for portable electronic devicesConvenient charging location on the top of the center consoleDevice may require optional case for phones that are compatibleCustomers can charge their smartphones while they drive without connecting to any cablesMay require additional optional equipment ADDITIONAL EQUIPMENT EXHAUST BRAKE WINTER GRILLE COVER LICENSE PLATE KIT, FRONT MULTICOLOR 15" DIAGONAL HEAD-UP DISPLAY HIGH IDLE SWITCH $200 ALTERNATOR, 220 AMPS $150 ADAPTIVE CRUISE CONTROL ENGINE BLOCK HEATER $100 ASSIST STEPS, POWER-RETRACTABLE, BLACK $2,295 Includes LED lighting AUDIO SYSTEM, CHEVROLET INFOTAINMENT 3 PREMIUM SYSTEM With Google built-in compatibility (select service plan required terms and limitations apply) including navigation capability 13.4" diagonal HD color touchscreen includes multi-touch display AM/FM stereo Bluetooth streaming audio for music and most phones; featuring Wireless Apple CarPlay and Wireless Android Auto capability for compatible phones advanced voice recognition in-vehicle apps personalized profiles for infotainment and vehicle settings AXLE REAR AXLE 3.42 RATIO EMISSIONS EMISSIONS FEDERAL REQUIREMENTS ENGINE, DURAMAX 6.6L TURBO-DIESEL V8 $9,490 B20-Diesel compatible (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm) GOOSENECK/5TH WHEEL PREP PACKAGE $545 Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).; (Includes (CGN) Chevytec spray-on bedliner.) GVWR GVWR 11 350 LBS. (5148 KG) LPO, HITCH PACKAGE $325 Gooseneck ball and chain tiedown kit with case ; (dealer-installed) PAINT SUMMIT WHITE REAR CAMERA MIRROR, INSIDE REARVIEW AUTO-DIMMING With full camera display SEAT TRIM JET BLACK/GRAYSTONE PERFORATED LEATHER SEAT TRIM SEATS, FRONT BUCKET With center console for Crew Cab and Double Cab models SUNROOF, POWER $995 On Crew Cab models TECHNOLOGY PACKAGE $1,775 Includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15" Diagonal Head-Up Display; (Includes (KSG) Adaptive Cruise Control.) TRANSMISSION TRANSMISSION ALLISON 10-SPEED AUTOMATIC WHEELS, 18" (45.7 CM) GLOSS BLACK With Etched ZR2 logo ZR2 PREFERRED EQUIPMENT GROUP Includes standard equipment:
Adaptive Cruise ControlAllows the cruise control set speed and following gap to be selectedIf no vehicle is detected in your path, works like regular cruise control If a vehicle is detected in your path, can maintain the selected following gap between your vehicle and the vehicle aheadYou can always override the feature and take controlMay require additional optional equipment:
13.4" diagonal Chevrolet Infotainment 3 Premium System with Google built-in13.4" diagonal Chevrolet Infotainment 3 Premium System with Google built-in, includes multi-touch display, AM/FM/SiriusXM radio capable Bluetooth streaming audio for music and select phones Wireless Apple CarPlay capability for compatible phonesWireless Android Auto capability for compatible phonesCustomize and manage entertainment and vehicle feature settings through the 13.4" diagonal touch-screen display Use, control and manage select smartphone apps through the Infotainment system Voice-activated technology for phone:
Dual-zone automatic climate controlAutomatically maintains the selected temperatures for both the driver and front passengerAllows individual climate settings for both driver and front passengerDriver and front passenger can choose a temperature up to 30 degrees differenceMay require additional optional equipment:
Autotrac 2-speed transfer case with push button controls4-button control 2WD, Auto, 4WD, 4WD LO2WD High for most on-road and highway situations 4WD High for snowy or wet roads when added traction is needed 4WD Low for deep sand, mud or snow to provide maximum torque to all 4 wheels When in AUTO mode, remains in 2WD mode until the system detects wheel slippage Automatically engages 4WD until traction is regained NeutralONLY used for towing vehicle (Dinghy tow capability)- allows vehicle to roll freely May require additional optional equipment:
Rear Camera MirrorUses a camera to provide you with the option of using a wide and less obstructed view behind your vehicle while driving instead of a traditional rearview mirrorThe feature also allows brightness, vertical tilt and zoom adjustmentsMay require additional optional equipment:
LED fog lampsHelp minimize glare in adverse driving conditionsMay require additional optional equipment:
Keyless Open and StartWith the Keyless Entry fob in your possession, conveniently locks and unlocks your car's doors without having to use the key fobWith the vehicle in Park or Neutral, press the brake pedal and then press the engine start/stop button to start the engine; the green indicator on the button will illuminateShift to Park and press the engine start/stop button to turn off the engine:
Lane Departure WarningAlerts you when it detects that you are unintentionally drifting out of detected lane linesSystem alerts do not occur if you're using your turn signal, or it detects you may be intentionally leaving your lane:
:
:
Includes LED lighting:
AUDIO SYSTEM, CHEVROLET INFOTAINMENT 3 PREMIUM SYSTEM With Google built-in compatibility (select service plan required terms and limitations apply) including navigation capability 13.4" diagonal HD color touchscreen includes multi-touch display AM/FM stereo Bluetooth streaming audio for music and most phones; featuring Wireless Apple CarPlay and Wireless Android Auto capability for compatible phones advanced voice recognition in-vehicle apps personalized profiles for infotainment and vehicle settings:
:
With Google built-in compatibility (select service plan required terms and limitations apply) including navigation capability 13.4" diagonal HD color touchscreen includes multi-touch display AM/FM stereo Bluetooth streaming audio for music and most phones; featuring Wireless Apple CarPlay and Wireless Android Auto capability for compatible phones advanced voice recognition in-vehicle apps personalized profiles for infotainment and vehicle settings:
:
:
:
B20-Diesel compatible (470 hp [350.5 kW] @ 2800 rpm 975 lb-ft of torque [1322 Nm] @ 1600 rpm):
GOOSENECK/5TH WHEEL PREP PACKAGE $545 Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).; (Includes (CGN) Chevytec spray-on bedliner.):
:
Hitch platform to accept Gooseneck or 5th Wheel hitch. Includes hitch platform with tray to accept ball stamped bed holes with removable caps installed and bed mounted 7-pin trailer harness (similar to UY2 harness).; (Includes (CGN) Chevytec spray-on bedliner.):
:
:
Gooseneck ball and chain tiedown kit with case ; (dealer-installed):
:
:
With full camera display:
:
:
With center console for Crew Cab and Double Cab models:
SUNROOF, POWER $995 On Crew Cab models:
:
On Crew Cab models:
TECHNOLOGY PACKAGE $1,775 Includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15" Diagonal Head-Up Display; (Includes (KSG) Adaptive Cruise Control.):
:
Includes (DRZ) Rear Camera Mirror and (UV6) Multicolor 15" Diagonal Head-Up Display; (Includes (KSG) Adaptive Cruise Control.):
:
:
With Etched ZR2 logo:
ZR2 PREFERRED EQUIPMENT GROUP Includes standard equipment:
:
Includes standard equipment:
About This 2024 Chevrolet Silverado
Recent Arrival!10-Speed Automatic, 4WD, Jet Black/Graystone Leather. Summit White 2024 Chevrolet Silverado 2500HD ZR2 4WD 10-Speed Automatic Duramax 6.6L V8 TurbodieselGooseneck/5th Wheel Prep Package (Black Chevytec Spray-On Bedliner), Hitch Package (LPO), Preferred Equipment Group 3LT (120-Volt Bed Mounted Power Outlet, 120-Volt Interior Power Outlet, 170 Amp Alternator, All-Weather Floor Liners (LPO), Auto-Dimming Inside Rear-View Mirror, Bed View Camera w/2 Trailer Camera Provisions, Bluetooth For Phone, Chevrolet Connected Access Capable, Color-Keyed Carpeting Floor Covering, Compass, Deep-Tinted Glass, Electric Rear-Window Defogger, Electronic Cruise Control w/Set & Resume Speed, Front LED Fog Lamps, Front Rain-Sensing Wipers, Heated 2nd Row Outboard Seats, Heated Steering Wheel, High Gloss Black Mirror Caps, Hitch Guidance w/Hitch View, In-Vehicle Trailering App System, Keyless Open & Start, LED Cargo Area Lighting, LED Smoked Amber Roof Marker Lamps, Manual Tilt & Telescoping Steering Column, OnStar & Chevrolet Connected Services Capable, Power Door Locks, Power Front Windows w/Driver Express Up/Down, Power Front Windows w/Passenger Express Up/Down, Power Rear Windows w/Express Down, Power Sliding Rear Window w/Defogger, Push Button Start, Pwr Up/Down Tailgate Function w/Pwr Lock & Release, Rear Cross Traffic Alert, Rear Park Assist, Rear Wheelhouse Liners, Remote Vehicle Starter System, SiriusXM w/360L, Standard Tailgate, Steering Wheel Audio Controls, Trailer Camera Provisions, Unauthorized Entry Theft-Deterrent System, Universal Home Remote, Wi-Fi Hotspot Capable, Wireless Charging, Wireless Phone Projection, and Wrapped Steering Wheel), Technology Package (15 Diagonal Multicolor Head-Up Display, Adaptive Cruise Control, and Rear Camera Mirror), Up-Level Rear Seat w/Storage Package, ZR2 Suspension Package, 10-Speed Automatic, 4WD, Jet Black/Graystone Leather, 10-Way Power Driver Seat Adjuster w/Lumbar, 10-Way Power Passenger Seat Adjuster w/Lumbar, 220 Amp Alternator, 3.42 Rear Axle Ratio, 3.73 Rear Axle Ratio, 4-Wheel Disc Brakes, 7 Speakers, 720 Cold-Cranking Amps Heavy-Duty Battery, ABS brakes, Air Conditioning, Alloy wheels, AM/FM radio: SiriusXM with 360L, Auto High-beam Headlights, Auto-dimming door mirrors, Auto-dimming Rear-View mirror, Automatic temperature control, BOSE Premium 7-Speaker Sound System, Brake assist, Bumpers: chrome, Delay-off headlights, Driver door bin, Driver Memory, Driver vanity mirror, Dual front impact airbags, Dual front side impact airbags, Durabed Pickup Bed, Electronic Stability Control, Engine Block Heater, Exhaust Brake, Floor-Mounted Center Console, Front anti-roll bar, Front Bucket Seats, Front Center Armrest, Front dual zone A/C, Front fog lights, Front License Plate Kit, Front reading lights, Front wheel independent suspension, Fully automatic headlights, Garage door transmitter, Heated door mirrors, Heated Driver & Front Outboard Passenger Seating, Heated front seats, Heated rear seats, Heated steering wheel, High Idle Switch, Illuminated entry, Low tire pressure warning, Memory seat, Occupant sensing airbag, Outside temperature display, Overhead airbag, Overhead console, Panic alarm, Passenger door bin, Passenger vanity mirror, Perforated Leather Seat Trim, Power door mirrors, Power driver seat, Power passenger seat, Power steering, Power Sunroof, Power windows, Power-Retractable Black Assist Steps, Premium audio system: Chevrolet Infotainment 3 Premium, Radio: Chevrolet Infotainment 3 Premium System, Rain sensing wipers, Rear reading lights, Rear seat center armrest, Rear step bumper, Rear window defroster, Remote keyless entry, Security system, Speed control, Speed-sensing steering, Split folding rear seat, Steering wheel mounted audio controls, Tachometer, Telescoping steering wheel, Tilt steering wheel, Traction control, Trip computer, Turn signal indicator mirrors, Variably intermittent wipers, Ventila