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Transmission overheating
Hi. The transmission temperature message pops up on your control panel when the powertrain control module (PCM) has detected excessive transmission fluid temperature. This is a warning to the driver as extreme temperatures can damage the transmission. Transmission temperatures can...
Battery drained in jeep
There are several things that could be doing this. Look for the obvious things first, like a dome light, glove box light, vanity light, window motor, seat motor, radio, etc. The problem could even be a battery that is worn...
the truck runs in 4 instead of D
You will need to have the transmission scanned to see if there is any codes for the overdrive system of the transmission. The transmission control module may need to be reprogrammed. Check the shift linkage cable to see if the...
Antifreeze leaking into vehicle
If antifreeze is entering the cabin, the problem is the heater core or piping to the heater core. The heater core is inside your dashboard and if it is leaking, antifreeze will run downward onto the floorboards and eventually leak out...
While driving my Jeep Commander randomly turns off. The most recent one it didn't want to turn on until several tries.
Hello. You would need to have the computer tested to see what codes are stored in the memory and then have them diagnosed. I suspect that it is the crankshaft sensor that is the cause for the stalling, but this...
front windows door locks interior lights and mirrors wont work
If the items work with the key fob but not with window switches, then the problem may be in the body control module or totally integrated relay module. You will need to have the system diagnosed by scanners to look...
Car cut off file injectors miss fire after driving 46mi.
Hi there. You will want to start by testing the fuel injector that has tested bad. This can be done using a multimeter. If the resistance of the injector is out of specifications, you will want to replace it. If...
Broken keyless entry
Hello! The first thing that I suggest checking is the battery level of the remote. Weak batteries are the leading cause for faulty key fob operation. However, on your specific vehicle, the leading cause of the malfunction is broken solder...
2006 Jeep Commander that starts but turns off I tried to start 3 times did the same thing after that it doesn't turn over
It sounds like you have activated the anti-theft system, and after several attempts to try and start it, it disables the starter also. You should have the system tested to see if the key is bad, or if your key...
1.69 amp parasitic draw, previous owner had hitch. Everything stock
The best way to find the draw is to pull fuses out one at a time. This isolates which circuit needs to be diagnosed. You may have a module (computer) that is not going to sleep. I found a technical...
Turn signal issue
A ground issue, or short, is a good place to start. There are a few ways to go about tracing down a turn signal issue. Either way you will want to use a voltmeter to trace the flow of electricity....
My Jeep start stalling in park and while driving. The car start jerking at first but soon start shutting off while going 35.
The fuel pump is the most common cause of stalling for a Jeep Commander. The problem will get worse as time goes by. Eventually you won't be able to restart the car again, leaving you stranded. If you'd like a...
Roland, does the 2007 4.7 liter with the plastic intake manifold have coolant passing through to cool the manifold?
Hello. It does not appear that the intake manifold on that model has coolant passages, so it is unlikely that that is the cause of the issue. I would still carefully examine the intake manifold for any signs of warping,...
if one hydraulic valve lifter is damaged do i have to replace all 16
Hello. Thanks for writing in about your Jeep Commander. No you do not have to replace all of the hydraulic valve lifters but I recommend that you do. You have to open up the engine just to get the single...
Replacing the PCM
I would not agree with the PCM replacement, especially because the Transmission Over Temp sensor is in the transmission itself and sends signals to the transmission control module. The transmission module sends signals to the PCM and BCM to turn...
Car won't start after stopping it at gas station
There are a couple of possibilities. Jeep has a TSB out concerning a faulty front control module, but this will also generally be accompanied by the windshield wipers not working as well when the no start occurs. It only affects...
Turn signal malfunctioning, as well as other lights
The front control module controls all of the vehicle's lighting functions. From your description it sounds like this module is failing. However, before replacing the front control module, connectors and wiring should be checked to ensure there is no harness...
Display "Transmission Over Temp"
There are a lot issues with the connector between the starter and the totally integrated power module (TIPM) in the Jeep Commander. This can cause a host of issues including the transmission temp message and no starting. In some instances...
Hazard warning lights won't turn off
The front control module controls the hazard light function. If it has failed it can permanently activate the hazard lights. This item would need to be purchased and programmed at the dealer.

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