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07 jku 3.8 I had a p0303 so I checked for spark on 3 and nothing.. I changed the plugs wires and coil pack and still no spark on 3. I understand that 3 and 6 fire as a pair but I have spark on 6. Why ? I've searched for hours and can't find anything similar. I know I don't have spark at 3 . If...

Thanks for the replies. I actually just did the big 3 this weekend. Did batt to pass fender and batt to motor down low on pass side and batt + to alt + with 1/0. I have some 1/0 left so I would use that for the following... Should I do batt to frame and batt to alt case ? Or can I do motor to...

Does anyone have grounding locations and what's actually grounded there ? 07 jku please. Seems as if this is confidential stuff for some reason . So if not I'll guess I'll have to pay. Thanks in advance if anyone can possibly help

The aux cable is inside the jeep plugged into the factory radio. The headlights are sunpie led with the led halos.. there are 2 boxes for the headlights which are mounted behind each light and a Bluetooth module mounted by the battery. If I unplug the 3.5 aux cord the noise stops or if I turn...

When u say change routing. Do u mean how the headlights are wired to power source? Also I should upgrade the grounds on the headlights ? If the aux cord is unplugged and the headlights are on there is no noise though... how are the headlights and aux cord connected ? It seems impossible to me...

New to posting but have used this forum for other problems I had. Ok I have 07 jeep jku. Stock radio with sunpie led headlights with halo rings. Here's the problem ... if I have the aux cord plugging in with nothing attached and the radio on its all good.... as soon as I turn the headlights on I...