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Electronic Control Module
Electronic Spark Control
- 6 Cyl, 231 cid (3.8L)
- 6 Cyl, 252 cid (4.1L)
  - 3.23 axle ratio
  - 3.73 axle ratio

Engine Computer for 1984 Buick Lesabre

Fits: Electronic Spark Control 6 Cyl, 252 cid 4.1L 3.73 axle ratio (change)

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