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2018 Jeep

Wrangler 4WD

Auto 5-spd, 6 cyl, 3.6 L

Jeep Wrangler: best and worst years
2018 Jeep Wrangler 4WD (photo 1 of 2)

Photo may show a different model year; you're viewing the 2018.

PhotoAlexander MiglCC BY-SA 4.0Wikimedia Commons

Overview

Body
Small Sport Utility Vehicle 4WDEPA, from EPA, last updated 6/22/2026
Drivetrain
4-Wheel DriveEPA, from EPA, last updated 6/22/2026
Transmission
Automatic 5-spdEPA, from EPA, last updated 6/22/2026
Powertrain
GasEPA, from EPA, last updated 6/22/2026
Fuel
RegularEPA, from EPA, last updated 6/22/2026

Engine & performance

HP
290
Power to weight
0.070 hp/lb
Axle ratio
3.21
Cyl
6EPA, from EPA, last updated 6/22/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/22/2026
Start-stop system
NoEPA, from EPA, last updated 6/22/2026

Efficiency

MPG Hwy
21 mpgEPA, from EPA, last updated 6/22/2026
MPG City
17 mpgEPA, from EPA, last updated 6/22/2026
MPG Comb
18 mpgEPA, from EPA, last updated 6/22/2026
Fuel $/yr
$3,450EPA, from EPA, last updated 6/22/2026
CO₂
481 g/miEPA, from EPA, last updated 6/22/2026
Eco Score
3/10EPA, from EPA, last updated 6/22/2026
Smog score
3/10
Elec. Range
0 miEPA, from EPA, last updated 6/22/2026
SmartWay certified
No

Dimensions & capacity

Length
173 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
74 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
72 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
116 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
4,145 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026

Safety NHTSA, model year

Recalls
14
Owner complaints
1,783
Reported injuries
13

Reported problems NHTSA owner complaints, model year

  • STEERING43%
  • SUSPENSION13%
  • ELECTRICAL SYSTEM10%
  • UNKNOWN OR OTHER8%
  • POWER TRAIN6%
  • ENGINE4%

Source: NHTSA owner complaints, 2,592 total.

Jeep Wrangler: best and worst years

Federal investigations NHTSA defect investigations, model year

  • EA21002Openopened Sep 17, 2021AIR BAGS:FRONTAL:PASSENGER SIDE:INFLATOR MODULE

    Desiccated Air Bag Inflator Rupture

  • PE19012opened Sep 16, 2019STRUCTURE:FRAME AND MEMBERS

    Frame weld deficiencies

  • PE19008opened Jul 29, 2019SEAT BELTS:FRONT:BUCKLE ASSEMBLY

    Seat belt buckle bracket failure

  • EA19001opened Apr 19, 2019AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE

    Electrical overstress

  • DP18004opened Nov 16, 2018STRUCTURE:FRAME AND MEMBERS

    Frame Weld Deficiencies

Known issues manufacturer service bulletins, model year

496 service bulletins filed with NHTSA for this model year

  • May 13, 2026ELECTRICAL SYSTEM08-208-26 REV. A

    Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle.

  • May 7, 2026ELECTRICAL SYSTEM08-208-26

    Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle

  • Mar 27, 2026STRUCTURE:BODYS2623000018

    Wind Noise From Hard Top Freedom Panels Near Rear View Mirror While Driving.

  • Mar 24, 2026ELECTRICAL SYSTEM08-133-26

    Rear Defroster Inoperative Customers may experience one or more of the following: SYMPTOM: ● Rear window is not defrosting. ● The rear window glass left or right side defrost solder terminal is detached from the defrost grid. This bulletin involves replacing the Electric Backlite (EBL) wire connector repair and re-securing the electrical connector(s) to the rear window.

  • Mar 21, 2026ENGINE18-044-26

    Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1. (In Active or Stored status) ● P0071-00 - Ambient Air Temperature Sensor Performance. (In Active or Stored status) ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low. (In Active or Stor

  • Mar 17, 2026ELECTRICAL SYSTEM16C Combo REV2

    Emissions Recall 16C - Check Engine/Malfunction Indicator Lamp - Dealer Notification (Revision 2)

  • Mar 9, 2026POWER TRAINS2621000003 REV.A

    The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following diagnostic codes: P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.

  • Mar 5, 2026ELECTRICAL SYSTEMS2608000010

    Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00, B1A16-00, and B1A17-00 in The Radio Frequency Hub (RFH)

  • and 488 more

Source: NHTSA manufacturer communications (technical service bulletins).

Warranty manufacturer terms, by make

Basic
3 yr / 36k mi
Powertrain
5 yr / 60k mi
Roadside assistance
5 yr / 60k mi
EV battery
8 yr / 100k mi

Information is gathered on a best-effort basis from public sources, may be incomplete or out of date, and is not purchasing or financial advice. Verify with the manufacturer or dealer before buying.