GDP 2011-2016 6.6l Duramax Digital Switch User Manual
- June 10, 2024
- GDP
Table of Contents
2011-2016 6.6l Duramax
Digital switch
USER MANUAL
Disclaimer
- By installing this product onto your vehicle, you assume all risk and liability associated with its use.
- GDP Tuning, LLC. is not responsible for misuse of its products. By installing this product, you release GDP Tuning, LLC. of any and all liability associated with its use.
- The purchaser and end user releases, indemnities, discharges and holds harmless GDP Tuning, LLC. from any and all claims, damages, causes of action, injuries, or
expenses resulting from or relating to the use or installation of this product that is in violation of the terms and conditions on this page, the product disclaimer, and/or the product installation instructions. GDP Tuning, LLC. will not be liable for any direct, indirect, consequential, exemplary, punitive, statutory, or incidental damages or fines caused by the use or installation of this product.
Caution
Never work on a hot vehicle. Serious injury in the form of burns can result if
the vehicle has been in use. Allow vehicle to cool prior to installation.
Always wear eye protection when working on or under any vehicle.
2
A. GDP RGB Digital Switch
B. Digital Switch Harness
C. Flex Lume
D. USB Cable
Step 1
Unplug the X3 connector on the ECM Step 2
Route connector through the wheel-well, remove the plastic top cover & pin
retainer
Step 3
Route ORANGE SOTF wire through firewall. Locate PIN 11 & push out the plastic
plug from the top side down.
Step 4
Insert the new pin from the switch harness into slot 11.
Step 5
Reinstall top cover and bottom retainer. Use a zip tie to secure the wire from
your switch to the X3 connector harness. Feed the harness back through the
fender and into position. Reconnect the harness on the ECM, ensure that
locking mechanism fully cams over. Slide the red lock tab to re-engage the
lock.
Troubleshooting:
To troubleshoot your switch, you will need a voltmeter.
Step 1
Set your switch to position 1.
Step 2
Turn key to the run position. (engine off or on)
Step 3
Test the Switch on the fly wire (Orange Wire). These numbers may vary within
their specific levels. (i.e. 4.0-4.9 in Position 1) The voltage you should be
seeing is:
Step 4
If the readings do not match, please check your connections and pins to make
sure they are not bent or broken. As well as, there is no debris stopping the
pins from being inserted completely.
Step 5
If the issue persists please call our tech support line for more help.
877-223-5018
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