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Other or unknownPart report

2021 Jeep Grand Cherokee Other or unknown Problems

Complaints
57about this part
Share
14%of 410 total for the year
Median mileage
486miles
Trend
RisingComplaints filed in the last 3 full calendar years are at least 25% higher than in the 3 years before.

NHTSA recorded 57 complaints about the other or unknown of the 2021 Jeep Grand Cherokee, 14% of the 410 complaints for this model year. Where a mileage was given, the median is 486 miles. 1 of these say a crash was involved and 4 a fire, according to the filers.

Example complaints

Selected from NHTSA records; personal details are removed. They are consumer reports, not findings.

“I stopped on a slight forward facing hill, put the car into p for park so it was stationary, and turned it off. I got out, and walked around the car to open the back passenger side door to let my son out. Then after about 1 minute of being parked correctly, the car started rolling forward down the hill on its own (note that the wheels were turning so the car was not sliding). Luckily I got my son out, and then the car stopped on its own after about 30 yards (unclear if it stopped as the brakes engaged again or the hill was sot enough that it stopped on its own). This has happened twice now. …”

NHTSA complaint #11395797, filed 2021-02, 486 miles

“I started my 2021 Jeep Grand Cherokee with the automatic start on November 2, 2023 and 5 minutes later it was in flames. Chrysler has an inspection done but will not tell me the cause. It is a total loss. Chrysler will not give my insurance company the letter of guarantee to complete the claim.”

NHTSA complaint #11564536, filed 2024-01

“My heat and air and defrost comes on and off when it is raining my defrost do not work that is a safety hazard if I Can not defrost my window when it rain and snow nothing works in my truck it works when it wants to . This should be a recall this was a brand new when I brought it should not be having these problems already at theses miles , also my locks don’t want to lock my driver door I have to push it lock.”

NHTSA complaint #11543582, filed 2023-09

“I was driving my car and the car shut off at 30 mph. It completely stopped and the steering wheel locked up. Started flashing start/stop and told me to put it in park. Glad no one got hurt and hope it doesn’t do it again.”

NHTSA complaint #11725887, filed 2026-03

“The issue is in starting the vehicle. When I push the start button, the vehicle starts, but the engine continues to turn without stopping and turning over. I then push the start button again to turn off the engine and make another attempt, and then it will start normally. This has happened several times in the last few weeks. Also, sometimes when you push the start button, nothing happens, and the vehicle will not start. It takes a second attempt to start normally”

NHTSA complaint #11699713, filed 2025-11

Related service bulletins

Other or unknown: other model years

YearComplaintsShare of year
2026310%
20251620%
20243213%
20236716%
20223915%
20215714%
20206427%
20197721%
201827132%
20177721%
20163110%
201519314%
201427512%
2013607%
20121217%
20111368%
20101412%
2009107%
2008355%
2007394%
2006786%
20051377%
2004363%
2003132%
2002352%
2001131%
2000272%
1999362%
1998222%
1997303%
1996303%
1995162%
1994132%
199392%

Other parts of the 2021 Jeep Grand Cherokee

Electrical system
115 complaints
Steering
102 complaints
Engine
61 complaints
Transmission and drivetrain
59 complaints
Exterior lighting
42 complaints
Fuel system
41 complaints
Brakes
32 complaints
Suspension
30 complaints
Lane departure
29 complaints
Forward collision avoidance
25 complaints
Air bags
20 complaints
Vehicle speed control
17 complaints

← All problems reported for the 2021 Jeep Grand Cherokee

About this data. Data from NHTSA (ODI) complaints, recalls, TSBs and investigations, updated Oct 30, 2026. Complaints are unverified consumer reports and may be duplicated or inaccurate.

To check a specific vehicle for open recalls, use its VIN at nhtsa.gov/recalls. Methodology