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P0641 - sensor A reference ckt open 2007 Cadillac Escalade 6.2L

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P0641 - sensor A reference ckt open 2007 Cadillac Escalade 6.2L

Vehicle: 2007 Cadillac Escalade 6.2L

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P0641 CADILLAC - 5 Volt Reference Voltage Incorrect

Read more: https://www.autocodes.com/p0641_cadillac.html

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