I have t-mobile (and I seem like the only one) for my phone and some of my texts are not getting through, even if both phones have good signal. Some of my calls get real quiet on both ends, too. I'm not sure if it's t-mobile or my phone. Is anyone else with t-mobile having trouble?

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1983 240D 3.0T 4-speed manual, now sold

1989 Subaru GL Wagon 5-speed Touring Edition