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Electronic Control Module
- (Passenger Side firewall)
  - 6 Cyl, 245 cid (4.0L, Automatic Transmission)
  - 8 Cyl, 280 cid (4.6L, Automatic Transmission)

Engine Computer for 2004 Mercury Mountaineer

Fits: Electronic Control Module Passenger Side firewall 6 Cyl, 245 cid 4.0L, Automatic Transmission ID 4U7A-AUC (change)

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