2017 Jeep Wrangler Common Problems & Defect Telemetry
Authoritative defect intelligence synthesized from 308 verified NHTSA owner complaints, 5 federal safety recalls, and interquartile failure mileage telemetry.
The 2017 Jeep Wrangler receives a 4.5/10 MazicBay Reliability Index based on 308 verified NHTSA federal complaints and 5 safety recalls. The primary reported failure mode is Engine Stalling, Oil Consumption & Cooling Defect Reports with a median failure point at 51,000 miles (IQR: 18,500 – 60,000 mi). Out-of-warranty repairs benchmark at $950 – $3,200 .
17.1 complaints / 10k sold
Verified US federal records
Crash, fire & stall audit
5 Active / Free Remedies
Top Reported Problem Clusters (7)
Engine Stalling, Oil Consumption & Cooling Defect Reports
- Engine sudden stall / hesitation while driving
- Abnormal oil burning / consumption
- Check Engine Light (MIL) flashing
- Engine overheating / coolant loss
“Oil cooler split due to warming up and cooling down in winter and being made of plastic All brake calipers needed to be replaced on it too”
“My 2017 Jeep Wrangler experienced repeated brake system failures beginning shortly after purchase. After extensive brake repairs, the vehicle was ultimately diagnosed with a failed ABS control module. The vehicle is unsafe to operate due to loss of ABS/stability safety systems...”
“Oil plug in engine gets brittle and fails by cracking. This cause a complete engine failure with only 36k miles on it. Mechanic says this is a known issue. I could not operate the vehichle and broke down without warning. I have a reciept for the nrand new engine.”
Service Brakes, ABS Actuator & Master Cylinder Reports
- Spongy or hard brake pedal travel
- ABS / Brake warning light illuminated
- Extended stopping distance / pedal vibration
“ABS system module has failed and the manufacturer has it on indefinite backorder. I read reports of some customer waiting over 400 days for this part. It compromises the effectiveness of the antilock braking system. How do they get away with this?”
“My ABS module is confirmed faulty resulting in an unsafe car to drive. The ABS module is extremely hard to come by, on an indefinite backorder, and I cannot get the part anywhere. Maybe people waiting over a year for the part. This is resulting in aftermarket or refurbished pa...”
“During a routine maintenance visit, a pre-purchase/general inspection was performed on my 2017 Jeep Wrangler, which documented the front axle and differential housing as intact and in one piece. Subsequent to that inspection, while the vehicle was undergoing service, it was di...”
Electric Power Steering Assist & Suspension Noise Reports
- Sudden loss of electric power steering assist
- Steering wheel pull or highway wander
- Clunking / knocking noise over bumps
“During a routine maintenance visit, a pre-purchase/general inspection was performed on my 2017 Jeep Wrangler, which documented the front axle and differential housing as intact and in one piece. Subsequent to that inspection, while the vehicle was undergoing service, it was di...”
“The battery terminals will stop tightening, which made me think it was fully tightened. I wiggled them from side-to-side and they didn't move. As I was driving, the vehicle died, which almost caused an accident because the steering wheel locked. I was able to get the vehicle t...”
“Oil plug in engine gets brittle and fails by cracking. This cause a complete engine failure with only 36k miles on it. Mechanic says this is a known issue. I could not operate the vehichle and broke down without warning. I have a reciept for the nrand new engine.”
Transmission Hesitation, Hard Shifting & Slipping Reports
- Hard gear shifts / delayed engagement into Drive/Reverse
- Transmission shudder / jerking under acceleration
- Transmission slipping between gears
“The contact owns a 2017 Jeep Wrangler. The contact stated that while driving approximately 30-45 MPH, the vehicle lost power. On another occasion, while driving at 20 MPH, the vehicle lost motive power. While shifting into gear, the vehicle failed to respond as intended. The c...”
“I bought my 2017 jeep with 29,000 miles on it. I had an issue with the rear driverside brake locking up around 40,000 miles. I feel this is a safety issue due to how hot the brakes got and at times would be smoking. It being the weekend and my only vehicle, repaired myself for...”
“Parts of the manual transmission are failing and appear in the bottom of the transmission when changing the fluid. It appears to be part of the synchro. This is apparently not uncommon for these manual transmissions. There were no warning lamps or messages indicating a failure...”
Electrical Parasitic Drain, Infotainment & Harness Reports
- Unexplained battery drain after sitting overnight
- Infotainment display / instrument cluster blackouts
- Accessory malfunction / alternator fault warnings
“My ABS module is confirmed faulty resulting in an unsafe car to drive. The ABS module is extremely hard to come by, on an indefinite backorder, and I cannot get the part anywhere. Maybe people waiting over a year for the part. This is resulting in aftermarket or refurbished pa...”
“The battery terminals will stop tightening, which made me think it was fully tightened. I wiggled them from side-to-side and they didn't move. As I was driving, the vehicle died, which almost caused an accident because the steering wheel locked. I was able to get the vehicle t...”
“The ABS Module Failed while Driving. Yes it is available for inspection. The 2017 Jeep Wrangler stopped abruptly. Then it barely moved when I continued to press on the Accelerator pedal. Then it ran normal for about a mile, then it started jerking like I was depressing the bra...”
Airbag Occupant Detection & Inflator Defect Reports
- SRS Airbag warning lamp illuminated
- Passenger occupant classification sensor failure
- Seat belt retractor lockup
“The contact owns a 2017 Jeep Wrangler. The contact stated that while traveling at 60 MPH, the vehicle struck a deer. The airbags failed to deploy upon impact. No injuries were reported. No police report was filed. The vehicle remained operable and was driven to the residence. ...”
“The clock spring has failed. There is a current recall for the clock spring mechanisms in the 2011-2016 Jeep Wranglers. The vehicle has been inspected by a mechanic who informed me of the recall to begin with. The fuse for the clock spring (along with all the other fuses) are ...”
“While folding and folding rear seats the middle seat belt snapped at the anchor.”
Fuel Pump Pressure Loss & Fuel Delivery Defect Reports
- Sudden loss of propulsion power at highway speeds
- Extended engine cranking / failure to restart
- Fuel odor near fuel tank / engine bay
“Fuel tank valve control valve leak has small crack where fuel vapors are leaking affecting my fuel efficiency and causing a evap system ECL.”
“Every time the vehicle is filled with fuel it overfills and a large amount of fuel spills in the vehicle and ground. This is a safety concern which can lead to a fire unexpectedly. Upon inspection the fuel tank control valve has been found to be inoperative and can cause a fue...”
“Cruise control was not working. The Jeep would also idle too fast when stopped but not get to the proper speed while driving. ABS brake light was on with code that rear wheel brake sensor was not working. Sensor was replaced but it still doesn't work. C. Harper Jeep garage in ...”
Official NHTSA Safety Recalls (5)
SEAT BELTS:FRONT:ANCHORAGE
Summary: 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 the seat frame.
ELECTRICAL SYSTEM:WIRING:FRONT UNDERHOOD
Summary: Chrysler (FCA US LLC) is recalling certain 2018 Jeep Renegade, Compass and Grand Cherokee, RAM 1500 and Promaster, Fiat 500x, Dodge Journey, Challenger, Charger and Durango and Chrysler 300x vehicles, 2017-2018 Jeep Wrangler, Dodge Grand Caravan and Chrysler Town and Country vehicles and 2018-2019 Jeep Cherokee and 2018 Chrysler Pacifica and Pacifica Hybrid vehicles. The powertrain control module may be equipped with a voltage regulator chip in the circuit board that may fail, causing a stall or a no start condition.
FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY
Summary: Chrysler (FCA US LLC) is recalling certain model year 2017 Jeep Wrangler vehicles manufactured November 1, 2016, to November 3, 2016. The affected vehicles may have a fuel tank that has a cracked or broken control valve, possibly resulting in a fuel leak in a rollover event, debris in the fuel tank and/or the potential of over fueling the vehicle.
AIR BAGS:FRONTAL:SENSOR/CONTROL MODULE-INACTIVE
Summary: Chrysler (FCA US LLC) is recalling certain model year 2016-2017 Jeep Wrangler vehicles manufactured June 16, 2015, to August 14, 2016. In certain crash conditions, the front impact sensor wiring may be pulled until it detaches before a signal can be received by the Occupant Restraint Controller (ORC).
EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH
Summary: Chrysler (FCA US LLC) is recalling certain 2017 Dodge Caravan and Jeep Wrangler vehicles. The brake switches on these vehicles may malfunction, keeping the brake lights illuminated and/or allowing the vehicle to be shifted out of the PARK position without the brake pedal being pushed.
Pre-Purchase Inspection Checklist for 2017 Jeep Wrangler
Before purchasing a used 2017 Jeep Wrangler, perform the following targeted inspections based on reported federal defect patterns:
Scan the OBD-II port under the dash for pending freeze-frame codes (e.g. P0300 misfires, P0087 fuel rail pressure, P0420 catalytic efficiency).
Test vehicle at low-speed stop-and-go and highway merges. Check for delayed reverse engagement or gear shift shudder between 2nd and 3rd gears.
Verify that all 5 NHTSA safety recall campaigns have been performed by an authorized dealership using the VIN.
Ensure the instrument cluster, center screen, and auxiliary charging ports operate with stable 12.0V–14.4V alternator voltage.
Defect & Reliability Q&A: 2017 Jeep Wrangler
Is the 2017 Jeep Wrangler a reliable used car?
The 2017 Jeep Wrangler earns a 4.5/10 MazicBay Reliability Index based on 308 federal owner reports. Vehicles maintained under factory service schedules exhibit strong longevity past 150,000 miles.
What is the most frequent defect reported on the 2017 Jeep Wrangler?
The leading complaint category is Engine Stalling, Oil Consumption & Cooling Defect Reports, with a median failure point around 51,000 miles (IQR: 18,500 – 60,000 mi).
Are there free recall repairs available for the 2017 Jeep Wrangler?
Yes, the NHTSA records 5 safety recall campaign(s) for this model year. All safety recalls are performed 100% free of charge by authorized franchise dealerships regardless of vehicle warranty status.

