2006 Jeep Grand Cherokee Problems

What owners report

Owners of this model year most often describe electrical symptoms: sudden stalling or complete loss of power while driving, with the gauges, lights and warning chimes flickering or dropping out and the vehicle restarting after the key is cycled. Many complaints were filed while an ignition-switch recall (14V438000) was outstanding or parts were unavailable. Beyond that, owners report rough or delayed transmission shifting and brittle interior door handles that break and leave doors hard to open.

1. 1
   Electrical system

   Stalling and electrical power loss while driving

   • 383 complaints (30%)
   • median 83,128 mi at 8.3 yrs old (322 state mileage)
   • 12 mention a crash, fire or injury
   • owner-quoted repair $750 (median of 13 quotes)
   • filed 2006–2025

   Complaints describe the engine cutting out or the whole vehicle losing electrical power at speed, sometimes with the dash gauges, headlights, heater fan and warning chimes flickering on and off together. Steering and brake assist are reported to go away with the power loss, and in many cases the vehicle restarts after being shifted to neutral or after the key is turned off and back on. Many owners say the dealer could not duplicate the fault, and several mention that their ignition-switch recall (14V438000) had not yet been performed because parts were unavailable. Reported across a wide mileage range, from under 10,000 miles to well past 150,000, at highway and low speeds alike.

   Recall 14V4380001 related service bulletin

   What to check: Ask whether the ignition-switch recall 14V438000 was actually completed and confirmed by VIN, and whether a heavy key ring has been used. During a test drive, watch for gauge or light flicker and note whether the engine cuts out over bumps.

   2 excerpts from owner complaints in NHTSA records

   “My car accelerates after releasing the brake and sometimes it switches into neutral and I'm unable to accelerate. This happens when im driving straight or making a turn. My car also shuts completely off while im in the middle of driving. The lights flash on the dashboard and then they all come back on”

   NHTSA complaint #10779236, filed 2015-10, 189,000 miles

   “When I'm driving while in motion in a straight line all of a sudden my dash lights flicker and my AC stutters on and off and then all power stops and my brakes more or less lock up but not all the way but the engine still runs .... …”

   NHTSA complaint #10875001, filed 2016-06, 78,000 miles
2. 2
   Transmission and drivetrain

   Transmission not shifting, slipping into neutral

   • 170 complaints (13%)
   • median 80,000 mi at 7.9 yrs old (148 state mileage)
   • 6 mention a crash, fire or injury
   • owner-quoted repair $750 (median of 13 quotes)
   • filed 2006–2024

   Complaints describe delayed or harsh shifting, the engine revving without a gear engaging, and the transmission occasionally slipping into neutral while driving. Owners report that the dealer sometimes found nothing on diagnostics, and some repairs involved the gear shift, solenoids or transmission fluid level. A few owners tie the symptoms to a transfer case or final drive control module fault and a service 4WD light. Most often reported between roughly 60,000 and 160,000 miles, on both highway and stop-and-go driving.

   Recall 13V1750002 related service bulletins

   What to check: Test-drive at highway speed and from a stop, watching for revving without a shift or a delay going into gear. Ask about the last transmission fluid service and whether transfer case or final drive software updates were applied.

   2 excerpts from owner complaints in NHTSA records

   “While driving the vehicle has a tendency to either not change gears (rev up) or even slip into neutral. It's creating a safety issue especially driving at highway speed. At times I am able to get to the side of the road turn vehicle off and shift it back in gear which sometimes I have to do it more than one time.”

   NHTSA complaint #10807169, filed 2015-11, 140,000 miles

   “After purchasing this car pre-owned in 2008 we began having issues with the transmission shifting. After bringing back into dealership for diagnostic testing, they found nothing. This went on for a period of two years, with them even keeping the car over a period of time. Still nothing on the diagnostics. Throughout the years we would notice a strong downshift when coming to stops and a chug when shifting out of low gears. Fast forward to 2018. …”

   NHTSA complaint #11091949, filed 2018-05, 130,000 miles
3. 3
   Electrical system

   Gauges, lights and dash flickering

   • 328 complaints (26%)
   • median 85,000 mi at 8.0 yrs old (273 state mileage)
   • 7 mention a crash, fire or injury
   • owner-quoted repair $750 (median of 11 quotes)
   • filed 2006–2025

   Owners describe the instrument cluster gauges, dashboard lights and headlights flashing or dropping to zero intermittently, sometimes along with chimes and the heater or A/C cutting out. In some complaints the fault was traced to the ignition switch after the dealer jiggled the key, and in others the dealer could not reproduce it. Several owners report the car shut off shortly after a flicker episode. Seen from about 12,000 miles upward, often intermittent and worsened by rough roads or key movement.

   Recall 14V4380001 related service bulletin

   What to check: Wiggle the key with the engine running and test-drive over uneven pavement to see whether the dash flickers; ask for any invoices showing ignition switch or computer replacement.

   2 excerpts from owner complaints in NHTSA records

   “If the keys in the ignition shake just slightly, all lights on dash flicker on/off, engine cuts out and comes back on. I've had a problem with this since I bought the vehicle in 12/08 and still happens. I can only have 1 car key in ignition so nothing happens but still does every so often.”

   NHTSA complaint #10604612, filed 2014-06, 26,000 miles

   “While driving my 2006 Jeep Grand Cherokee my headlights and dash light being to flash uncontrollably. I had to pull the vehicle into a parking lot and leave it till the morning. I have read hundreds of complaints but no one has the exact fix for the problem.”

   NHTSA complaint #10760647, filed 2015-09, 120,000 miles
4. 4
   Engine

   Engine stalling and rough running

   • 90 complaints (7%)
   • median 95,500 mi at 8.8 yrs old (74 state mileage)
   • 3 mention a crash, fire or injury
   • owner-quoted repair $600 (median of 5 quotes)
   • filed 2006–2022

   Complaints describe the engine stalling at speed or at low speed with the check engine light on, and sometimes rough idle or misfire. Owners report that dealers and independent shops often could not reproduce or pinpoint the fault; some repairs replaced the camshaft, idle control valve or engine computer without lasting success. Reported across a broad range, typically above 40,000 miles and often past 100,000.

   What to check: Start the engine cold and warm and listen for rough idle or misfire; ask for any stored fault codes and whether the check engine light has been recurrent.

   2 excerpts from owner complaints in NHTSA records

   “The PCM is not communicating between the computer and the transmission. It's making the transmission jump, loose power while driving, warning saying transmission over temp (can come on even when you just start driving), code p1603-PCM internal dual port ram, communication failure. The RPM's have ramped up and down while at a stop, loose power while driving, and can even turn off while driving. Eventually the alternator went bad. Replaced alternator and battery have been replaced 8/16/20. …”

   NHTSA complaint #11359961, filed 2020-09, 60,000 miles

   “The contact owns a 2006 Jeep Grand Cherokee. The contact stated that while driving 50 MPH, the engine stalled. The problem recurred numerous times. The vehicle was taken to a dealer where the technician was unable to diagnose a failure. The vehicle was not repaired. The manufacturer was notified of the failure. The VIN was unavailable. The approximate failure mileage was 156,000.”

   NHTSA complaint #10652836, filed 2014-11, 156,000 miles
5. 5
   Body and structure

   Cracked interior door handles

   • 109 complaints (9%)
   • median 70,000 mi at 6.9 yrs old (86 state mileage)
   • 2 mention a crash, fire or injury
   • owner-quoted repair $600 (median of 18 quotes)
   • filed 2006–2026

   Owners report the plastic interior door handle and the panel around it cracking or breaking away under normal use, leaving the door impossible to open from inside. Some say occupants had to roll down a window and use the exterior handle to get out, and a few mention the liftgate glass opening on its own. Owners report the dealer quoted replacement of the whole door panel or a repair kit. Reported from about 25,000 miles on, with several cases under 60,000 miles.

   1 related service bulletin

   What to check: Open and close every door from the inside, including the rear and liftgate, and look closely for cracks around the handle trim and panel mounting points.

   2 excerpts from owner complaints in NHTSA records

   “I have a 2006 Jeep grand cherkoee plastic pieces where handle is located has broken into pieces .there has been several complaints about this .can,t open the door now that is very dangerous. Have to roll down window to get out. Please help us solve this problem Jeep dealer and the owner of co. Not interested .they have our money stand behind there vehicle.”

   NHTSA complaint #10402704, filed 2011-05, 73,000 miles

   “The rear door handle on the drivers side broke. It cracked and the problem now is you cannot open the door. This is a definite safety hazard. The replacement part is $530 or you can get a kit for $150. The installation is $102. Why would there be a kit being produced if there wasn't a major problem? I spoke to chrysler customer care and they will not do anything. There are numerous complaints on the internet regarding this issue on the 2005 and 2006 Jeep grand cherokees. …”

   NHTSA complaint #10522880, filed 2013-07, 123,000 miles

Buying note. Recalls matter most on this model year: confirm by VIN that the ignition-switch recall and the transfer case recall were completed, since many owners report those repairs were outstanding. A thorough test drive over rough roads and at highway speed, plus a check of every interior door handle, will surface the most commonly described symptoms.

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.