The firing order for the 2002 Mercury Sable 3.0 liter V-6 DOHC VIN "S" is 1, 4, 2, 5, 3, 6. The 2002 Mercury Sable 3.0 liter Flex Fuel V-6 VIN "2" has the same firing order.
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Model no: DC1645A02P 1066579
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Here is a diagram.
most cars have a diagram under the hood or in the owners manual if you still have one 1-4-3-2 firing order.
firing order
Click the link for Taurus / Sable firing orders:
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