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2018 Jeep Wrangler: engine and transmission complaints

NO ELEVATED SIGNAL
15%
268 of 1,815 relevant owner complaints are about the engine, transmission or fuel system

No elevated drivetrain complaint concentration in the available NHTSA records for the 2018 Jeep Wrangler. Engine, transmission and fuel system account for 15% of relevant complaints.

Better than 93% of the 1,230 model years we track (2010–2023).

NHTSA data checked September 13, 2026
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Drivetrain complaints
268
engine, transmission, fuel
Total complaints
1,815
this model year
Fires reported
25
owner-reported
Recall campaigns
14
22 crashes · 13 injuries

Complaints by component

STEERING1,115 · 61%
SUSPENSION342 · 19%
ELECTRICAL SYSTEM266 · 15%
UNKNOWN OR OTHER210 · 12%
POWER TRAIN174 · 10%
ENGINE98 · 5%

The years either side

2010
53%
269 of 686
2011
49%
164 of 485
2012
67%
458 of 833
2013
63%
358 of 650
2014
68%
391 of 654
2015
45%
177 of 469
2016
41%
154 of 459
2017
42%
115 of 309
2018
15%
268 of 1,815
2019
17%
124 of 737
2020
21%
122 of 608
2021
39%
353 of 912
2022
43%
160 of 383
2023
45%
150 of 342

Manufacturers fix things mid-generation. A bad year next to a clean one is common; the fix usually arrived in between.

What owners reported

POWER TRAIN11/15/2023FIRE1 INJURED
The contact owns a 2018 Jeep Wrangler. The contact stated while driving approximately 55 MPH, he noticed an abnormal melted metal odor. The contact veered to the side of the road. The contact stated that he inspected the hood and underneath the vehicle, but no issues were found. The contact stated that the odor persist…
ENGINE05/25/2023FIRE1 INJURED
The contact owns a 2018 Jeep Wrangler. The contact stated after parking and turning off the vehicle, she saw smoke exiting from the hood. The contact stated she removed her two infants from the vehicle before locating the fire extinguisher she had available in the vehicle. The contact stated the fire extinguisher was b…
POWER TRAIN,STRUCTURE,ENGINE11/08/2020FIRE1 INJURED
I WAS DRIVING ON THE INTERSTATE HIGHWAY WHEN I HEARD A LOUD POP AND SAW AN ARC FLASH AND PULLED TO THE SIDE EMERGENCY LANE. I THEN SAW FLAMES DRIPPING FROM MY JEEP AND THE ENTIRE FRONT END OF THE JEEP WENT UP IN FLAMES AND CAUGHT FIRE.

Three of 268 drivetrain complaints. The full report shows more, with quotes about the engine in the car you are looking at first.

Recall campaigns on this model year (14)

SEAT BELTS:FRONT:ANCHORAGE
Chrysler (FCA US LLC) is recalling certain 2011-2018 Jeep Wrangler right hand drive vehicles. The driver's seat belt buckle mounting strap may fracture and separate from…
STRUCTURE:FRAME AND MEMBERS
Chrysler (FCA US LLC) is recalling certain 2018-2019 Jeep Wrangler vehicles. The front track bar brackets may be improperly welded, which can cause the bracket to separa…
STRUCTURE:FRAME AND MEMBERS
Chrysler (FCA US LLC) is recalling certain 2018 Jeep Wrangler vehicles. The rear under body ladder rail may corrode, possibly reducing the strength of the rear floor pan…

This does not say whether a particular car has an open, unrepaired recall. That depends on the VIN.

Before you buy a 2018 Jeep Wrangler

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Experimental model-level information. This is not a vehicle inspection, vehicle-history report, financial advice or purchase recommendation. It describes patterns across a model year, not the condition of any individual vehicle.