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    What if I got some vacuum pump oil in my car's a/c system?

    I found out my Jeep Grand Cherokee was completely out of refrigerant after I had charged it the prior week. I connected a vacuum pump to see if it would hold (it didn't),and pressurized the system with Nitrogen to leak test (found the evaporator to be leaking). SOMEHOW during this process,I...
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    Problem with 1999 Jeep Grand Cherokee Laredo. HELP?

    Since coil packs would only affect individual cylinders,that shouldn't cause it. My "not being there" guess would be the fuel pump or the computer.
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