Professional NAG1 / 722.6 TCM Cloning and Mechatronics Valve Body Rebuild Service

This service provides a complete restoration and upgrade of your Mercedes NAG1 (722.6) mechatronics unit, including full TCM cloning, rebuilt valve body, and all new solenoids. Ideal for customers experiencing harsh shifting, limp mode, delayed engagement, solenoid faults, or failed communication with the transmission control module.

At LaCorte Automotive, every unit is rebuilt using precision equipment and tested before return shipping. Your original TCM data is cloned to your replacement module to ensure plug-and-play installation with no additional programming required.

What This Service Includes

1. Full TCM Clone

• Transfer of VIN, coding, software, and immobilizer data

• Your replacement TCM becomes an exact match of the original

• Eliminates dealership programming costs

2. Complete Mechatronics Valve Body Rebuild

• Disassembly, ultrasonic cleaning, and inspection

• Replacement of worn valves, gaskets, and seals

• Correcting common shift quality issues

3. Brand-New Solenoid Set

• All shift solenoids replaced

• Calibrated resistance checked

• Bench-actuation tested

4. Quality Bench Testing

• Unit tested for electrical integrity

• Solenoid performance verified

• TCM communication check

Symptoms This Service Fixes

• Limp mode

• Harsh or delayed shifting

• No-shift or stuck-in-gear issues

• Solenoid circuit codes

• TCM communication faults

• Slipping or flaring between gears

How the Process Works

1. Purchase this service listing.

2. Ship your original mechatronics unit to LaCorte Automotive.

3. We perform full cloning, rebuild, solenoid replacement, and testing.

4. Your completed unit ships back ready for installation.

Turnaround Time

Standard: 2–3 business days
Expedited same-day service available on request

Fitment

Works with all Mercedes NAG1 / 722.6 vehicles including:

• Mercedes C-Class, E-Class, S-Class

• ML / GL / G-Wagen

• Dodge/Jeep NAG1 models (545RFE-based with 722.6 electronics)

• Chrysler Crossfire

• Sprinter (certain years)

If unsure, contact us before ordering.