PATS Module Requires Programming after ECM Install. Correct VIN and OE Number required when ordering All Calibrations with Module ID ML2-8A1,8A1A Important: Vehicle Specific Flash Programming Required ON or OFF the Vehicle. Accurate VIN and Mileage are Required Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues
PATS Module Requires Programming after ECM Install. Correct VIN and OE Number required when ordering All Calibrations with Module ID ML2-463 Important: Vehicle Specific Flash Programming Required ON or OFF the Vehicle. Accurate VIN and Mileage are Required Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues
PATS Module Requires Programming after ECM Install. Correct VIN and OE Number required when ordering All Calibrations with Module ID ML2-8B1 Important: Vehicle Specific Flash Programming Required ON or OFF the Vehicle. Accurate VIN and Mileage are Required Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues
This Unit is Pre-Programmed at the Factory with Calibration # 6-54G Emission Calibration / Tear Tag on Front Door Jams, in Trunk, or Under Hood
PATS Module Requires Programming after ECM Install. Correct VIN and OE Number required when ordering All Calibrations with Module ID MP2-113 Important: Vehicle Specific Flash Programming Required ON or OFF the Vehicle. Accurate VIN and Mileage are Required Important: Vehicle Specific On-Car Programming must be Performed AFTER Installation to Prevent Drivability and Starting Issues
Browse our selection of quality engine control module (ecm) parts designed specifically for your Mercury Mountaineer. We carry options across multiple trim levels, body styles, and engine configurations to ensure a perfect fit.
Base
Sport Utility
V6 4.0L · V8 4.6L · V8 5.0L
Automatic