2018 Jeep Cherokee Problems

What owners report

Owners of the 2018 Jeep Cherokee most often report an intermittent "Service Shifter" message in which all gear position lights illuminate and the vehicle may lose power or stall, along with stalls and oil loss attributed to the 2.4L engine. A smaller but recurring group of complaints describes noise, vibration and loss of 4WD traced to the power transfer unit, and some owners report battery or charging trouble. Many of these reports arrive between roughly 20,000 and 60,000 miles, though the transmission-related reports extend well beyond that.

1. 1
   Transmission and drivetrain

   Intermittent "Service Shifter" message with gear lights on

   • 262 complaints (38%)
   • median 35,000 mi at 2.3 yrs old (167 state mileage)
   • 1 mention a crash, fire or injury
   • owner-quoted repair $650 (median of 6 quotes)
   • filed 2018–2026

   Owners describe a "Service Shifter" or "Check Shifter" message appearing on the dash, often together with all the gear position lights (P, R, N, D) lighting up. It frequently occurs while driving or shortly after start-up, and clearing it usually requires shutting the vehicle off and restarting; some report the message returns more often over time. Several owners say the dealer reset the computer, replaced the shifter or shifter harness, or could not reproduce the fault, and some report the vehicle stalled or lost power when the message appeared. Reported from as little as a few thousand miles up to about 135,000 miles, with many cases clustered between roughly 20,000 and 60,000 miles.

   What to check: Ask the seller whether the shifter or shifter harness has been replaced and whether any stored codes were found. During a test drive, watch for the message or gear lights appearing, and note whether it clears only after a restart.

   2 excerpts from owner complaints in NHTSA records

   “My service shifter light comes on every 3,000 miles. Two months ago I was approaching a red light and my service shifter light came on and my car just shut off. My baby was 5 months at the time and we were in the middle of traffic. I tried to start it up but had no luck for 15 minutes, it eventually started and continued to stall on my way home.”

   NHTSA complaint #11306944, filed 2020-02, 31,436 miles

   “Every now and then when I start the vehicle or while I am driving it a message will pop up on my dashboard that says 'service shifter.' the shifter lights flash red and I generally have to pull over and restart the vehicle. Sometimes more than once. The shifter appears to function perfectly fine, so it is puzzling that I get this reoccurring notification every few thousand miles.”

   NHTSA complaint #11351489, filed 2020-08, 30,000 miles
2. 2
   Engine

   Engine stalling and low oil level (2.4L)

   • 191 complaints (28%)
   • median 28,000 mi at 2.2 yrs old (115 state mileage)
   • 6 mention a crash, fire or injury
   • owner-quoted repair $1,000 (median of 7 quotes)
   • filed 2018–2026

   Owners report the engine shutting off while driving or when slowing for a stop, sometimes with no warning lamp, and restarting being difficult. Several say the dealer attributed the stall to low oil level and advised checking or changing the oil more often, sometimes describing the shutdown as a protective response to low oil. Others report oil loss or leaks between services with the dipstick reading low before the change interval. Mostly reported between roughly 7,000 and 90,000 miles, with many cases in the 25,000 to 55,000 mile range.

   Recall 17V670000Recall 18V2820001 related service bulletin

   What to check: Check the oil level and condition before and after a test drive, and ask whether the oil consumption service bulletin (XB1) work was performed or an oil consumption test was done.

   2 excerpts from owner complaints in NHTSA records

   “While driving on a city street or highway when my vehicle comes to a stop it stalls or while driving at low speed. Upon checking the oil it was discovered that there was not even a quart left no indicator light no oil change notification; I hadn't yet reached the months or mileage on the sticker recommend by the mechanic shop where I get my oil changed,”

   NHTSA complaint #11407833, filed 2021-04, 90,000 miles

   “My car lost all power while in motion in the middle of a city street intersection with a shifter error code. Would now accelerate, and the steering wheel locked. Turned off and back on and did it instantly again. Called the dealership and was told it needed an oil change. I just purchased this vehicle 2 months ago.”

   NHTSA complaint #11329794, filed 2020-06, 19,300 miles
3. 3
   Transmission and drivetrain

   Loss of 4WD, clunking or vibration from the power transfer

   • 157 complaints (23%)
   • median 84,000 mi at 7.4 yrs old (57 state mileage)
   • owner-quoted repair $3,500 (median of 6 quotes)
   • filed 2018–2026

   Owners describe a "Service 4WD" or 4WD warning light, clunking or vibration at highway speed, and the four-wheel-drive system not engaging. Some report the vehicle rolled or failed to hold in park, and several mention waiting on the recall part because the repair was unavailable. In some cases the dealer diagnosed worn splines or a failed power transfer unit. Mostly reported above roughly 75,000 miles, with a number of cases between about 100,000 and 180,000 miles.

   Recall 25V011000Recall 18V4940004 related service bulletins

   What to check: Ask whether recall 25V011000 has been completed and whether the PTU has been inspected for worn splines or codes. During the test drive, listen for clunking at highway speed and confirm 4WD engages.

   2 excerpts from owner complaints in NHTSA records

   “The contact owns a 2018 Jeep Cherokee. The contact stated that while driving 55 MPH, the 4WD warning light illuminated. The vehicle was taken to a dealer, where it was diagnosed with PTU failure. The approximate failure mileage was 111,000.”

   NHTSA complaint #11772623, filed 2026-10, 111,000 miles

   “The contact owns a 2018 Jeep Cherokee. The contact stated that while driving at an undisclosed speed, several unknown warning lights were illuminated on the instrument panel, and the transmission was shifting very roughly. The vehicle was taken to a dealer, where the battery was replaced several times out of pocket; however, the failure persisted. The vehicle was not repaired. The manufacturer was not notified of the failure. The failure mileage was 117,270.”

   NHTSA complaint #11752716, filed 2026-07, 117,270 miles
4. 4
   Transmission and drivetrain

   Hard or delayed transmission shifts

   • 34 complaints (5%)
   • median 45,500 mi at 2.6 yrs old (26 state mileage)
   • 1 mention a crash, fire or injury
   • filed 2018–2026

   Owners describe the transmission hesitating or slipping before shifting, with engine speed rising and then a hard engagement that jolts the vehicle. Some report rough shifting at highway speeds and say the dealer reset the transmission or replaced the engine, with the harsh shifting coming back afterwards. Mostly reported between roughly 40,000 and 120,000 miles.

   Recall 25V011000

   What to check: Test drive at highway speed and feel for delayed or jolting shifts; ask whether transmission adaptations were reset or the fluid serviced.

   2 excerpts from owner complaints in NHTSA records

   “While driving ABS, check engine, parking brake light up. Brakes start to shake like if a tire is slipping but its not. Steering wheel gets stiff. Transmission shifts very hard, all symptoms go away if the car is warm sometimes. Its impossible to predict when it will start doing all of these symptoms at once. We have not taken the vehicle up to high speeds until we take it to get checked out by the dealer.”

   NHTSA complaint #11397656, filed 2021-02, 32,491 miles

   “When my vehicle accelerates the transmission seems to be slipping or not fully engaging. The rpms will spike to about 4,000 before the transmission will shift, and when it shifts the whole vehicle will shudder like it's been hit by a sledgehammer wielded by thor himself. To be able to continue driving my vehicle I have to slowly accelerate and keep the vehicle under 3,000 rpms. This only seems to be a problem on a highway or roadway that is 55mph or higher.”

   NHTSA complaint #11339865, filed 2020-07, 72,000 miles

Buying note. Check that the open power transfer unit recall has been completed and ask for records of any shifter or battery work, since those are the most common complaints on this model year. Before buying, verify the oil level and watch for the "Service Shifter" message during a test drive.

Summary written with AI from a sample of 60 NHTSA complaints for this model year (picked at random, with complaints that state a mileage and recent ones taken first), then checked automatically against the source records. Where a problem shows a complaint count, every complaint for this model year was matched with fixed keyword rules (written with AI and tested against the sample), and the mileage, age and repair figures are calculated from those complaints; owners' figures are as stated, not verified. Other counts refer to the sample. The excerpts come from NHTSA's public complaint records and are unverified; capitalisation is normalised, NHTSA staff notes are removed, and shortened text ends with “…”. Something wrong? Request a correction.