Fish Tuning LBZ/LMM DSP5 Switch

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Fish Tuning EFI Live DSP5 Selector Switch - DSP5LBZLMM

By adding the DSP5 switch to your EFI Live tuned Duramax, you can change tunes on the fly. That means no more waiting on a programmer to download changes by reflashing the computer through the OBD2 port. With the installation of this switch, changing tunes is as easy as reaching over and turning a knob! The tune must be setup for the switch.

Features:

  • Includes PCM pins for installation
  • Mount anywhere
  • Changes tunes on the fly

Includes:

  • Selector switch with high temperature rated wire
  • Black aluminum knurled knob
  • 1-5 decal
  • 1/8" (Split loom tubing)
  • Allen wrench
  • Installation instructions

DSP5 Installation:

Pin Numbers for your DSP5 Switch

LB7 (2001-2004 Duramax)

  • Blue Wire = Blue connector, pin 69
  • Black Wire = Blue connector, pin 49

LLY (2004.5-2005 Duramax)

  • Purple Wire = Grey connector, pin 32
  • Black Wire = Grey connector, pin 50

LBZ & LMM (2006-2010 Duramax)

  • Grey Wire = Connector 1 (the larger plug), pin 46
  • Black Wire = Connector 1 (the larger plug), pin 54

Your DSP5 Switch has a nut and two washers. The bottom smooth washer must remain on the bottom with the tab located in hole number five. If it falls out, turn the switch fully counterclockwise and place the washer back with the pin in hole five and make sure the switch moves exactly four clicks clockwise. If not, turn the switch back fully counterclockwise, move the pin and try again.

 

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