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About Cmyers10

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  1. Does anyone know the correct part numbers for a 2019 GMC Sierra 1500 with a 5.3? I moved to Alaska and want to make sure I order the correct parts. I emailed gmcpartsstore and they Replied with the following: “Hello, sorry about the late response, I'm not showing your vehicle to have a block heater option but if it does the numbers are # 12586687 (heater) # 84564683 (cord assy) # 84564682 (harness extension) and # 84564686 (extension) all are special order out of Michigan were due to shutdowns and staff cutbacks orders are taking 3 to 4 weeks to receive Thank you for your business,”
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