The firing order for the 1989 Chevy Corsica 2.8L V6 engine is 1-2-3-4-5-6. The cylinder numbering is as follows: cylinders 1, 3, and 5 are on the front bank (passenger side), and cylinders 2, 4, and 6 are on the rear bank (driver side). The coil pack fires in the sequence corresponding to this firing order, ensuring proper engine operation.
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