electrical testing

  1. V

    Heat/AC and windows not working among other electrical issues

    Recently my girlfriends 09 Liberty has been having some issues. Since she bought it it has never had heat or ac. The driver side window stopped working all together recently. Its also had issues with abs, airbag, and 4wd. Ive checked codes and everything is saying lost communications. Ill post...
  2. E

    How Do I test PCM signals to Coil Pack 5/2?

    2011 Jeep Liberty Limited 3.7L 4WD 203,000 miles Code: P0302 misfire on 2 I have done spark plugs, spark plug wires, replaced the coil pack that fires 5 and 2, and made sure it's not a fuel injector or fuel injector wires. It's time to check if this is caused by PCM communication to the coil...
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