I hate to say it but the useful life of TPM sensors is only 7-9 years before the batteries give out. You're on borrowed time with those. Just sayin'...
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2007 530xi, Black Metallic Sapphire, 6 speed manual, Sport package, Cold Weather Package, Premium Package, Premium Sound Package, Sirius Satellite Radio, MTech front bumper, Replica Style 166 wheels
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