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2012 Jeep

Wrangler 4WD

Man 6-spd, 6 cyl, 3.6 L

Jeep Wrangler: best and worst years
2012 Jeep Wrangler 4WD (photo 1 of 2)
PhotoAlexander MiglCC BY-SA 4.0Wikimedia Commons

Overview

Body
Small Sport Utility Vehicle 4WDEPA, from EPA, last updated 6/11/2026
Drivetrain
4-Wheel DriveEPA, from EPA, last updated 6/11/2026
Transmission
Manual 6-spdEPA, from EPA, last updated 6/11/2026
Powertrain
GasEPA, from EPA, last updated 6/11/2026
Fuel
RegularEPA, from EPA, last updated 6/11/2026

Engine & performance

HP
290
Power to weight
0.070 hp/lb
Axle ratio
3.21
Cyl
6EPA, from EPA, last updated 6/11/2026
Aspiration
Naturally aspiratedEPA, from EPA, last updated 6/11/2026

Efficiency

MPG Hwy
21 mpgEPA, from EPA, last updated 6/11/2026
MPG City
17 mpgEPA, from EPA, last updated 6/11/2026
MPG Comb
18 mpgEPA, from EPA, last updated 6/11/2026
Fuel $/yr
$3,450EPA, from EPA, last updated 6/11/2026
Smog score
6/10
Elec. Range
0 miEPA, from EPA, last updated 6/11/2026
Real-world MPG
18.8 mpg, reported by 4 driversabout 0.8 mpg above the EPA combined estimate
SmartWay certified
No

Dimensions & capacity

Length
153 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Width
74 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Height
71 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Wheelbase
95 inNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026
Curb Weight
4,131 lbNHTSA vPIC, from NHTSA vPIC, last updated 6/5/2026

Safety NHTSA, model year

⚠ This model year has a recall advising owners to park outside or away from structures (fire risk). Check with the manufacturer.

Recalls
10
Owner complaints
827
Reported injuries
22
Theft rate
0.5 per 1,000 produced (CY 2012 federal data)

Reported problems NHTSA owner complaints, model year

  • POWER TRAIN22%
  • STEERING16%
  • ENGINE13%
  • ELECTRICAL SYSTEM12%
  • AIR BAGS10%
  • UNKNOWN OR OTHER4%

Source: NHTSA owner complaints, 1,275 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

  • 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

  • EA15007opened Dec 4, 2015AIR BAGS:FRONTAL

    Air Bag Clockspring Wiring Failure

  • PE15025opened Jun 19, 2015AIR BAGS:FRONTAL

    Air Bag Clockspring Wiring Failure

  • DP14004opened Sep 25, 2014ELECTRICAL SYSTEM

    Totally Integrated Power Module Failure

Known issues manufacturer service bulletins, model year

160 service bulletins filed with NHTSA for this model year

  • Sep 18, 2025SERVICE BRAKES107418

    SWITCH - CLUTCH STARTER INTERLOCK & MASTER CYLINDER ASSEMBLY - CLUTCH

  • Aug 15, 2025UNKNOWN OR OTHER9100653

    Verify Reman part number availability. Order the "R" part number for all orders: Warranty, Mopar, customer pay and service contract. Order "68" part number for New unsold units only.

  • Aug 15, 2025UNKNOWN OR OTHER9100645

    Verify Reman part number availability. Order the "R" part number for all orders: Warranty, Mopar, customer pay and service contract. Order "68" part number for New unsold units only.

  • Apr 2, 2025UNKNOWN OR OTHER104087

    ACTUATOR - A/C AND HEATER

  • Apr 2, 2025UNKNOWN OR OTHER103954

    ACTUATOR - A/C AND HEATER

  • Oct 30, 2024POWER TRAIN101232

    Plate - Planetary

  • Sep 25, 2024STRUCTURE:BODY100192

    BOW - FOLDING TOP

  • Sep 20, 2023EQUIPMENT9100229

    LIFTER, Hydraulic Roller Deactivating Please do not replace MDS lifters because the disconnecting pin is not lined up, this is normal and not a defect.

  • and 152 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.