What exactly does the NAG1 / 722.6 TCM cloning process involve?

The full TCM clone in this service transfers VIN, coding, software, and immobilizer data to your new module, ensuring an exact match of your original unit for seamless installation without additional programming.

How does the valve body rebuild improve my Mercedes transmission?

The rebuild includes disassembly, ultrasonic cleaning, inspection, and replacement of worn valves, gaskets, and seals, which helps correct common shift quality issues for smoother transmission operation.

Are the solenoids in my NAG1 / 722.6 transmission replaced during this service?

Yes, all shift solenoids are replaced with brand-new units, calibrated for resistance, and bench-actuation tested to ensure reliable shifting performance.

What symptoms indicate I might need this NAG1 / 722.6 service?

This service addresses issues such as harsh or delayed shifting, limp mode, no-shift or stuck-in-gear problems, solenoid circuit codes, TCM communication faults, and slipping or flaring between gears.

How long does the NAG1 / 722.6 rebuild process usually take?

The standard turnaround time is 2 to 3 business days, with expedited same-day service available upon request for faster repair and return of your transmission control module.

Mercedes NAG1 722.6 TCM mechatronics valve body rebuild and cloning service with new solenoids and bench testing

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

Regular price $799.00

This service provides a complete restoration and upgrade of your Mercedes NAG1 (722.6) mechatronics unit, including full TCM cloning, rebuilt...

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Vendor: LaCorte Automotive

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

$799.00

Description

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

How the Process Works

Purchase this service listing.
Ship your original mechatronics unit to LaCorte Automotive.
We perform full cloning, rebuild, solenoid replacement, and testing.
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.