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Looking for a replacement panel for door. Current panel cracked. Petty, I know! 2003 Sahara, Int. code 55J3

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Update: June 30th, 2019. I have had zero issues since replacing the coil pack. :) Have the O2 Sensors sitting on the workbench, and probably at some point in the future, will have them installed, but at this point, everything working just fine.

Update: With fingers crossed, I write this... I bought new upstream O2 sensors, (Rockauto prices 'ROCK'), and in discussing the situation with my mechanic (does all the work I can't or won't do), he was leary on the 02's, and said replace the coil pack. I resisted, as every forum I brouht this...

OK, I have considered doing just that. In another forum it was suggested I change the upstream sensors, as the downstream really don't account for any of the symptoms I am having. But my question, if 02 sensors, why only the 303 code and not multiple cylinder code(s)? I do understand that this...

Those codes did come from the scanner yesterday, before I posted. I dug this up yesterday as well, as I had not seen that 135 code: "Heated oxygen sensors contain heating elements to help them get to operating temperature quickly in order to minimize the amount of time spent in open loop...

New member here, but I have been after this one for a L O N G while. I know about the heat sink issues, have added the insulator. I have recently changed plugs, just to check again, but cyl. 3 is black! My misfire occurs right from the start, cold, and when warm. I get an audible misfire from...

Hey All! NE Ohio here, 2003 Wrangler Sahara. I have owned vehicle since 2009, primarily as a recreational/fun vehicle for my wife and I. Doubles as a tow behind when we take our RV for getaways. Not an off-roader, just like the top down and the fun of driving a tight handling vehicle. I have...