C Yukon 2WD V8-5.7L VIN R (1999)
Vehicle Control Module: Description and Operation
Reprogramming (Flashing) the Control Module
Some vehicles allow the reprogramming of the control module without removal from the vehicle. This provides a flexible and a cost-effective method of
making changes in software and calibrations.
Refer to the latest Techline information on reprogramming or flashing procedures.
