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Grand Cherokee

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Question
Light problem.
Hi there: Most of the time, this issue is caused by a faulty electrical relay connected near the rear of the brake light, or a fuse that supplies power to the rear brake light (usually one fuse for each side...
Question
Car started. I turned it off. When I came back 5 minutes later to start it, it clicks once and nothing else happens.
Hi there: Usually the single loud click as you turn the ignition is an indicator of a starter that is having difficulty engaging to the flywheel. However this could be an issue with a starter relay, a faulty ignition relay...
Question
Shifting problem
This may be a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the car's computer activates a transmission...
Question
My truck wont blow either heat or cold air?
Assuming you are referring to the blower motor resistor being replaced, this is the unit that controls the speed of the blower motor (i.e. low, medium and high speeds). The blower motor relay is a separate unit that directs power...
Question
Grand Cherokee 1999 Side Swiped Door Replacement Possibly.
My first recommendation would be to determine how many miles the vehicle has and memorize it. Then I would look over your vehicle and give it your honest opinion of its condition (assuming that the doors were fixed). Then I...
Question
Misfire on my engine and I am getting an injector code 27. (OBD1)
Hi there. The injector output driver is not responding properly to the control signal. Check the wiring from the computer to the injector driver. If the noid light is flashing erratically, then the controller (computer) is not functioning correctly. You...
Question
"Check gauges" light is on.
In most cases, one of the gauges on the dashboard may be reaching a high, low or inaccurate value to trigger the check gauges light. The idle control valve is not located near the belt but may cause starting or...
Question
Transmission shifts into 1st and 2nd only. When it goes into 3rd gear, the engine revs up and seems as if the transmission is in neutral.
Hi there. According to the shifting charts to your transmission, third and fourth gear both use the Overdrive Clutch as a holder to get the gears with the Underdrive Clutch and the Fourth Clutch. Since your vehicle will only get...
Question
2005 JGC want start after replacing starter and relay
Hello. The clicking noise that you are hearing is the starter not being able to work correctly. This may be due to poor starter alignment, or not enough power. Alignment can be changed with a shim. A lack of power...
Question
Car wont start unless I let it sit for 35 mins
This is a common sign of a faulty ignition coil. Ignition coils are coated with a varnish-like insulation that becomes brittle over time after being stretched then contracted repeatedly The insulation develops small fractures that open when heated and close...
Question
my abs light never goes off on my jeep gandCherokee and its only the only light on ... do u think if i replaced the fuse it would
Unfortunately, the only good that would come of replacing a fuse, is if the existing fuse is in fact blown. If the ABS fuse is good, then replacing it for the sake of replacing it, will not solve any issues....
Question
2012 Jeep weird sound at front end
Hello. Thanks for writing in. When it comes to strange noises, the best thing to do is locate the exact place its coming from. The first test should be trying to replicate the noise while at idle. If you can...
Question
Transmission over temp
The shifting problem you are having may be a sign of low transmission fluid or a faulty transmission control solenoid. As you know, automatic transmissions use pressurized hydraulic fluid to change gears. Every time a gear change is required, the...
Question
Leak and low oil pressure
This suggests that you may have a leaking oil pan gasket. This can happen for a number of reasons, but is usually common due to excessive heat which causes the gasket to shrink creating a leak in the gasket. This...
Question
Gauges on 2002 Jeep from Scotland do not work. It has a red kill switch. How do you remove the kill switch?
Hi there. When you wiggle the wires to the kill switch and the gauges start to work, then the contacts inside the switch could be broken. You could replace the kill switch with a toggle switch that will do the...
Question
Can you tell me if my transmission is running too hot. 2014 Jeep Grand Cherokee
Hi there. The transmission temperature that you are referring to is normal. The transmission on this vehicle does run slightly higher than the cooling system temperature. Most of the time it should run about 210-220. If you want to get...
Question
Sputtering issues and voltage gauge reading 0 on the dash.
Hi there. Check all of the wiring from the alternator to the battery and power source box (fuse box). Make sure that all of the connections are in the right place and make sure that the wires are not corroded....
Question
Have a 2000 Jeep grand Cherokee Laredo 4.0. The voltage gauge is not working and it spits and sputters while alternator is hooked up.
Hi there. If the alternator is causing the volt gauge on the dash to stop working, then the polarity on the wires is backwards. Check the power wire to the alternator and make sure that its hooking up to the...
Question
Temperature hand moving up .
This can be caused by a number of things such as low coolant levels, a faulty thermostat, or a failing coolant fan switch. As you may know the coolant fan switch helps to maintain the proper coolant temperature by turning...
Question
Car turns off while driving
The stalling you are experiencing may because by the crankshaft position sensor or a failing distributor which has a camshaft position sensor inside. During the no start, if there is a lack of spark, these sensors may be at fault....

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