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thermostat

  1. J

    H3 New Thermostat – Now gauge reads at 3/4 during idle

    My 2008 H3 3.7 (93,000 miles) have been dealing with the A/C Off message for about a year. At first, the issue was intermittent and was more of a nuisance than a disaster. If I ever needed to have the A/C on right away, I just disconnected the PCM-B fuse and plugged it back in. Most of the time...
  2. rascole

    H3 Cooling system, water pump, thermostat repair advice.

    I just finished my front end suspension repairs and PCM upgrade. I had the engine idling to let the PCM calibrate and I noticed that there was an intermittent rattle noise. Well it appears that my water pump is going out. Small amount of coolant is weeping out and there is a visible wobble of...
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