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gen2 dex-cool overflow

  1. Opening Battery Coolant Overflow Tank - Cap Won't Open

    Care, Maintenance & Service - Gen2 Volt
    What is needed to unscrew the black plastic cap on the battery coolant overflow tank; also the cap on the high voltage electronics coolant overflow tank? The metal brackets that secure these overflow tank caps were removed by the dealer during previous vehicle service. When I attempt to unscrew...
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