Lingenfelter L300090607 Lingenfelter Suburban Yukon Aux Fan Kit ECM Fan Control 2005-07 v1.0 User Manual

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41. Re-install the radiator support cover on the

vehicle using the stock hardware.

43. If you are programming the vehicle with

these programming tools you can skip steps

44-48 and go directly to step 49.

You can also send the engine control module

(ECM) to LPE for reprogramming.

If you are removing the ECM to send to LPE

for programming, make sure the battery is still

disconnected before removing the ECM.

12.

40. Re-install the front fascia on the vehicle

using the stock hardware.

42. REPROGRAM THE VEHICLE

This fan kit requires reprogramming of the

production engine control module (ECM) in

order for the vehicle to be able to control the

fans. You can reprogram the vehicle using

several methods:

• EFILive programming tool (available from

LPE) with LPE supplied calibration file.

• GM dealer reprogramming tools with LPE

supplied calibration file.