analog and very easy to read.Hi lylaodai,
If, when checking the batteries they were connected to each other, the reading will be inaccurate. The batteries need to be isolated from each other. The symptoms mentioned are classic for bad/dead chassis battery(s). The bottom line is you need to isolate the batteries and then do a load test. Any automotive parts store can do this test. Or you can purchase a tester. If you make a purchase get a tester rated at 100 AMPs minimum. My tester is rated at 130 AMPS. Once the battery is isolated the test is easy to do and takes about 15 seconds. Make sure the battery(s) are fully charged before making the test. This will tell you the ability of the battery to discharge the AMPS needed to start the engine. The closer to the red zone means the batteries need to be replaced. The test meter is usually
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Gary
2005 Newmar KSDP 3910 + GMC ENVOY XUV 37K lbs Moving Down The Road
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