Duramax 6.6L LBZ/LMM
DSP5 User Guide
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www.efilive.com
LBZ / LMM
– DSP
5
pin install guide
Contributed by EFILive beta tester, Joe Harden
1.
Remove the driver’s side inner
fender
2.
Use the “throttle cable” port through
the firewall as a way to route the
wire from the switch to the ECM.
(note that EGT and boost wires are
already installed though this port in
the pictures)
3. Press the grommet into the cab
4.
This is an under-dash view of
what’s taking place