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View Full Version : EFI DSP5 switch not clicking to 5th tune.


Thopper196
March 23rd, 2024, 10:03 AM
Is it common for a DSP5 switch to only get 3 clicks (aka 4 of the 5 tunes)? I bought a Duramax with EFI and it
Thopper196
March 23rd, 2024, 11:45 AM
Well the lock washer was in the wrong spot. Figured it out I think. 24590